Re: Elecraft Digest, Vol 155, Issue 23

[Rob Monsipapa]

WTB KPA500 and KAT500.  Contact me if you have one to sell.  Also looking for a P3 with SVGA card installed.  I am in contact with a sell Lee of a P3 but keeping all option open.
Sincerely

Rob AK7RM
Mesa, AZ
[hidden email]

Sent from my iPhone

> On Mar 17, 2017, at 6:16 AM, [hidden email] wrote:
>
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> Today's Topics:
>
>   1. Re: Who sells a small RF quiet solar charge controller?
>      (David Rutledge)
>   2. Re: Who sells a small RF quiet solar charge controller?
>      (Aaron Marroquin)
>   3.  Linear thoughts ([hidden email])
>   4. Re: Preamp 2 and upcoming F/W (Wayne Burdick)
>   5. Re: Who sells a small RF quiet solar charge controller?
>      (Nicklas Johnson)
>   6. Re: Who sells a small RF quiet solar charge controller?
>      (Harry Yingst)
>   7. Re: Who sells a small RF quiet solar charge controller?
>      (Aaron Marroquin)
>   8. Re: Linear thoughts (garyk9gs)
>   9. Re: Linear thoughts (Ron D'Eau Claire)
>  10. Re: Preamp 2 and upcoming F/W ([hidden email])
>  11. Linear thoughts (James F. Boehner MD)
>  12. Re: Linear thoughts (Ken K6MR)
>  13. Re: Linear thoughts (Jamie WW3S)
>  14. Re: Linear thoughts (Jim Brown)
>  15. Re: Who sells a small RF quiet solar charge controller?
>      (Jim Brown)
>  16. Re: Linear thoughts (Jim Brown)
>  17. Re: Linear thoughts (Bob Nielsen)
>  18. Re: Linear thoughts (M. George)
>  19. Re: K3S front panel remove/replace tips? (Ian White)
>  20. WG: AW:  Preamp 2 and upcoming F/W ([hidden email])
>  21. Re: [K3] Announcing "The Y-BOX", (Dave B)
>  22. [OT] Re:  Traveling Power Supply for KX2? (Dave B)
>  23. Re: Linear thoughts (Morgan Bailey)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 17 Mar 2017 01:33:28 +0000 (UTC)
> From: David Rutledge <[hidden email]>
> To: Matt Zilmer <[hidden email]>,  <[hidden email]>
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>    controller?
> Message-ID: <[hidden email]>
> Content-Type: text/plain; charset=UTF-8
>
> blockquote, div.yahoo_quoted { margin-left: 0 !important; border-left:1px #715FFA solid !important; padding-left:1ex !important; background-color:white !important; } Flint Hills Radio makes a nice, compact charge controller. Here's his web site:
> Welcome to FlintHills Radio Inc.?
>
> |  
> |  
> |  
> |   |    |
>
>   |
>
>  |
> |  
> |   |  
> Welcome to FlintHills Radio Inc.
>
>
>  |   |
>
>  |
>
>  |
>
>
> 73,DavidAL5M
>
>
> Sent from Yahoo Mail for iPhone
>
>
> On Thursday, March 16, 2017, 8:25 PM, Matt Zilmer <[hidden email]> wrote:
>
> Cirkits.com.? The SCCS-3.? The owner is a ham, I believe.
>
> 73,
>
> matt W6NIA
>
>
>> On 03/16/2017 06:11 PM, Harry Yingst via Elecraft wrote:
>>
>> I'm looking for a small RF quiet solar charge controller to charge a battery for my K2.
>>
>>
>> Who makes a good quiet one?
>>
>>
>> Thank you
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>
> --
> "Always store beer in a dark place." -- R. Heinlein
>
> Matt Zilmer, W6NIA
> [Voignier]
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
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> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
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>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Fri, 17 Mar 2017 01:34:45 +0000
> From: Aaron Marroquin <[hidden email]>
> To: Elecraft Reflector <[hidden email]>
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>    controller?
> Message-ID:
>    <CABdgsRg_Ur+XppNegwVBCYV9Eq-hqKu4Aow4-=[hidden email]>
> Content-Type: text/plain; charset=UTF-8
>
> http://ki0bk.no-ip.com/~pwrgate/LLPG/Site/Solar.html
>
> Also a HAM
>
>> On Thu, Mar 16, 2017, 18:25 Matt Zilmer <[hidden email]> wrote:
>>
>> Cirkits.com.  The SCCS-3.  The owner is a ham, I believe.
>>
>> 73,
>>
>> matt W6NIA
>>
>>
>>> On 03/16/2017 06:11 PM, Harry Yingst via Elecraft wrote:
>>>
>>> I'm looking for a small RF quiet solar charge controller to charge a
>> battery for my K2.
>>>
>>>
>>> Who makes a good quiet one?
>>>
>>>
>>> Thank you
>>> ______________________________________________________________
>>> Elecraft mailing list
>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>> Help: http://mailman.qth.net/mmfaq.htm
>>> Post: mailto:[hidden email]
>>>
>>> This list hosted by: http://www.qsl.net
>>> Please help support this email list: http://www.qsl.net/donate.html
>>> Message delivered to [hidden email]
>>
>> --
>> "Always store beer in a dark place." -- R. Heinlein
>>
>> Matt Zilmer, W6NIA
>> [Voignier]
>>
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>>
> --
>
> Thank you,
>
> Aaron M. Marroquin
> [phone]
>
>
> ------------------------------
>
> Message: 3
> Date: Thu, 16 Mar 2017 21:36:19 -0400
> From: <[hidden email]>
> To: <[hidden email]>
> Subject: [Elecraft]  Linear thoughts
> Message-ID: <006901d29ebe$e1377a90$a3a66fb0$@com>
> Content-Type: text/plain;    charset="us-ascii"
>
> I still have not seen the Genius pricing. I'm not sure what ever happened to
> the Acom 1200S.  Many people use the SPE 1.3KW on expeditions, I wonder how
> easy it is to hook it up to the K3S.  The KPA-500 works nicely with the K3S
> but giving up 4.5dBs is considerable, a KPA-1000 would be hard to resist.
>
> John KK9A
>
> From: Gary K9GS
> Thu Mar 16 19:19:38 EDT 2017
>
> I think that the ship has sailed with respect to Elecraft bringing a
> legal limit SS amp to market.
>
> There are a growing number of lightweight legal limit amps already on
> the market.  The FlexRadio Power Genius looks especially promising:
> http://www.flexradio.com/amateur-products/powergenius-xl/
>
> It only weighs 33 pounds.  I saw it in operation at the Orlando
> HamCation and it looked very impressive operating all weekend into a
> dummy load at a conservative 1.5 kw output.
>
> SPE also just announced a 1.5 kw amp..something I'm surprised they did
> given that they already have a 1 kw, 1.3 kw, and a 2kw amp on the
> market.  I know of several people that have the 1 kw amp and use it with
> their K3 radios and they love them.  I've used the big SPE amp in CQWW
> CW and it worked flawlessly all weekend without a hiccup.
>
>
>
> ------------------------------
>
> Message: 4
> Date: Thu, 16 Mar 2017 18:39:09 -0700
> From: Wayne Burdick <[hidden email]>
> To: "Dauer, Edward" <[hidden email]>
> Cc: "[hidden email]" <[hidden email]>
> Subject: Re: [Elecraft] Preamp 2 and upcoming F/W
> Message-ID: <[hidden email]>
> Content-Type: text/plain;    charset=windows-1252
>
> Hi Ted,
>
> Preamp 2 is in fact the one on the KXV3B. So any K3 running the new firmware will allow preamp 2 use on 17 and 15 meters. The NF improvement is significant (3 and 6 dB, respectively).
>
> The firmware is being field tested now.
>
> 73,
> Wayne
> N6KR
>
>
>> On Mar 16, 2017, at 6:30 PM, "Dauer, Edward" <[hidden email]> wrote:
>>
>> Wayne?s post ? which I accidentally erased ? noted that the LNA ?Preamp 2? will soon be accessible for 15 and 17 meters through a F/W release.
>>
>> Just to be sure, does anyone know if that will that include the preamp in the KXV3B?
>>
>> I have so far passed up ordering a KXV3B because the Manual says its preamp can be used on 12-10-6, whereas my outboard PR6-10 adds a good deal of gain on 15 as well.
>>
>> Ted, KN1CBR
>>
>>
>>
>>
>
>
>
> ------------------------------
>
> Message: 5
> Date: Thu, 16 Mar 2017 18:41:19 -0700
> From: Nicklas Johnson <[hidden email]>
> To: Elecraft Reflector <[hidden email]>
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>    controller?
> Message-ID:
>    <CA+ZptL=wrk_Ta+WSEMpeoOBZOPGSrn-6Ehv5EM=[hidden email]>
> Content-Type: text/plain; charset=UTF-8
>
> I have one of these and it's completely silent except for the tiniest
> "tick" when it begins a charge cycle.
>
> https://www.amazon.com/gp/product/B0191QN7OO/ref=oh_aui_search_detailpage?ie=UTF8&psc=1
>
> On 16 March 2017 at 18:34, Aaron Marroquin <[hidden email]>
> wrote:
>
>> http://ki0bk.no-ip.com/~pwrgate/LLPG/Site/Solar.html
>>
>> Also a HAM
>>
>>> On Thu, Mar 16, 2017, 18:25 Matt Zilmer <[hidden email]> wrote:
>>>
>>> Cirkits.com.  The SCCS-3.  The owner is a ham, I believe.
>>>
>>> 73,
>>>
>>> matt W6NIA
>>>
>>>
>>>> On 03/16/2017 06:11 PM, Harry Yingst via Elecraft wrote:
>>>>
>>>> I'm looking for a small RF quiet solar charge controller to charge a
>>> battery for my K2.
>>>>
>>>>
>>>> Who makes a good quiet one?
>>>>
>>>>
>>>> Thank you
>>>> ______________________________________________________________
>>>> Elecraft mailing list
>>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>>> Help: http://mailman.qth.net/mmfaq.htm
>>>> Post: mailto:[hidden email]
>>>>
>>>> This list hosted by: http://www.qsl.net
>>>> Please help support this email list: http://www.qsl.net/donate.html
>>>> Message delivered to [hidden email]
>>>
>>> --
>>> "Always store beer in a dark place." -- R. Heinlein
>>>
>>> Matt Zilmer, W6NIA
>>> [Voignier]
>>>
>>> ______________________________________________________________
>>> Elecraft mailing list
>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>> Help: http://mailman.qth.net/mmfaq.htm
>>> Post: mailto:[hidden email]
>>>
>>> This list hosted by: http://www.qsl.net
>>> Please help support this email list: http://www.qsl.net/donate.html
>>> Message delivered to [hidden email]
>>>
>> --
>>
>> Thank you,
>>
>> Aaron M. Marroquin
>> [phone]
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>>
>
>
>
> --
> *N6OL*
> Saying something doesn't make it true.  Belief in something doesn't make it
> real. And if you have to lie to support a position, that position is not
> worth supporting.
>
>
> ------------------------------
>
> Message: 6
> Date: Thu, 16 Mar 2017 22:20:34 -0400
> From: Harry Yingst <[hidden email]>
> To: Aaron Marroquin <[hidden email]>, Elecraft Reflector
>    <[hidden email]>
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>    controller?
> Message-ID: <[hidden email]>
> Content-Type: text/plain; charset=utf-8
>
> That one looks interesting, nice and small.
>
>
>
> -------- Original message --------
> From: Aaron Marroquin <[hidden email]>
> Date: 2017-03-16  9:34 PM  (GMT-05:00)
> To: Elecraft Reflector <[hidden email]>
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge controller?
>
> http://ki0bk.no-ip.com/~pwrgate/LLPG/Site/Solar.html
>
> Also a HAM
>
>> On Thu, Mar 16, 2017, 18:25 Matt Zilmer <[hidden email]> wrote:
>>
>> Cirkits.com.? The SCCS-3.? The owner is a ham, I believe.
>>
>> 73,
>>
>> matt W6NIA
>>
>>
>>> On 03/16/2017 06:11 PM, Harry Yingst via Elecraft wrote:
>>>
>>> I'm looking for a small RF quiet solar charge controller to charge a
>> battery for my K2.
>>>
>>>
>>> Who makes a good quiet one?
>>>
>>>
>>> Thank you
>>> ______________________________________________________________
>>> Elecraft mailing list
>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>> Help: http://mailman.qth.net/mmfaq.htm
>>> Post: mailto:[hidden email]
>>>
>>> This list hosted by: http://www.qsl.net
>>> Please help support this email list: http://www.qsl.net/donate.html
>>> Message delivered to [hidden email]
>>
>> --
>> "Always store beer in a dark place." -- R. Heinlein
>>
>> Matt Zilmer, W6NIA
>> [Voignier]
>>
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>>
> --
>
> Thank you,
>
> Aaron M. Marroquin
> [phone]
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
>
> ------------------------------
>
> Message: 7
> Date: Fri, 17 Mar 2017 02:22:27 +0000
> From: Aaron Marroquin <[hidden email]>
> To: Harry Yingst <[hidden email]>,    Elecraft Reflector
>    <[hidden email]>
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>    controller?
> Message-ID:
>    <[hidden email]>
> Content-Type: text/plain; charset=UTF-8
>
> Just check your input voltage on the controller and the Vmp of the solar
> module. You may need a buck transformer if the module voltage is to high.
>
>> On Thu, Mar 16, 2017, 19:20 Harry Yingst <[hidden email]> wrote:
>>
>> That one looks interesting, nice and small.
>>
>>
>>
>>
>> -------- Original message --------
>> From: Aaron Marroquin <[hidden email]>
>> Date: 2017-03-16 9:34 PM (GMT-05:00)
>> To: Elecraft Reflector <[hidden email]>
>> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>> controller?
>>
>> http://ki0bk.no-ip.com/~pwrgate/LLPG/Site/Solar.html
>>
>> Also a HAM
>>
>>> On Thu, Mar 16, 2017, 18:25 Matt Zilmer <[hidden email]> wrote:
>>>
>>> Cirkits.com.  The SCCS-3.  The owner is a ham, I believe.
>>>
>>> 73,
>>>
>>> matt W6NIA
>>>
>>>
>>>> On 03/16/2017 06:11 PM, Harry Yingst via Elecraft wrote:
>>>>
>>>> I'm looking for a small RF quiet solar charge controller to charge a
>>> battery for my K2.
>>>>
>>>>
>>>> Who makes a good quiet one?
>>>>
>>>>
>>>> Thank you
>>>> ______________________________________________________________
>>>> Elecraft mailing list
>>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>>> Help: http://mailman.qth.net/mmfaq.htm
>>>> Post: mailto:[hidden email]
>>>>
>>>> This list hosted by: http://www.qsl.net
>>>> Please help support this email list: http://www.qsl.net/donate.html
>>>> Message delivered to [hidden email]
>>>
>>> --
>>> "Always store beer in a dark place." -- R. Heinlein
>>>
>>> Matt Zilmer, W6NIA
>>> [Voignier]
>>>
>>> ______________________________________________________________
>>> Elecraft mailing list
>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>> Help: http://mailman.qth.net/mmfaq.htm
>>> Post: mailto:[hidden email]
>>>
>>> This list hosted by: http://www.qsl.net
>>> Please help support this email list: http://www.qsl.net/donate.html
>>> Message delivered to [hidden email]
>>>
>> --
>>
>> Thank you,
>>
>> Aaron M. Marroquin
>> [phone]
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>>
> --
>
> Thank you,
>
> Aaron M. Marroquin
> [phone]
>
>
> ------------------------------
>
> Message: 8
> Date: Thu, 16 Mar 2017 21:24:50 -0500
> From: garyk9gs <[hidden email]>
> To: [hidden email], [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID: <66.A6.29375.4F84BC85@dnvrco-omsmta02>
> Content-Type: text/plain; charset=utf-8
>
> At Orlando the introductory price for the Genius was $6999.00 and they were taking orders for. I think, June delivery. ?They just received the FCC type acceptance a few days before.
> I would assume that the SPE amps all integrate with the K3 in a similar fashion. ?When I used the SPE 2K in CQWW CW it was like having a 1.5K K3..just hummed along all weekend.?
>
>
>
>
> 73-Gary K9GS?
> -------- Original message --------From: [hidden email] Date: 3/16/17  8:36 PM  (GMT-06:00) To: [hidden email] Subject: [Elecraft]? Linear thoughts
> I still have not seen the Genius pricing. I'm not sure what ever happened to
> the Acom 1200S.? Many people use the SPE 1.3KW on expeditions, I wonder how
> easy it is to hook it up to the K3S.? The KPA-500 works nicely with the K3S
> but giving up 4.5dBs is considerable, a KPA-1000 would be hard to resist.
>
> John KK9A
>
> From: Gary K9GS
> Thu Mar 16 19:19:38 EDT 2017
>
> I think that the ship has sailed with respect to Elecraft bringing a
> legal limit SS amp to market.
>
> There are a growing number of lightweight legal limit amps already on
> the market.? The FlexRadio Power Genius looks especially promising:
> http://www.flexradio.com/amateur-products/powergenius-xl/
>
> It only weighs 33 pounds.? I saw it in operation at the Orlando
> HamCation and it looked very impressive operating all weekend into a
> dummy load at a conservative 1.5 kw output.
>
> SPE also just announced a 1.5 kw amp..something I'm surprised they did
> given that they already have a 1 kw, 1.3 kw, and a 2kw amp on the
> market.? I know of several people that have the 1 kw amp and use it with
> their K3 radios and they love them.? I've used the big SPE amp in CQWW
> CW and it worked flawlessly all weekend without a hiccup.
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
>
> ------------------------------
>
> Message: 9
> Date: Thu, 16 Mar 2017 19:44:58 -0700
> From: "Ron D'Eau Claire" <[hidden email]>
> To: <[hidden email]>
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID: <000f01d29ec8$7802e870$6808b950$@biz>
> Content-Type: text/plain;    charset="iso-8859-1"
>
> Also there is the issue of the mains power available in the "shack".
>
> The KPA500 runs very well off of a decent 120VAC mains source, as I can
> attest from experience. But that is about the limit for a normally (for the
> USA) wired home circuit when a power supply for a K3, lights, etc., are
> included.
>
> Larger amps will *REQUIRE* a 240VAC circuit which, unlike Europe, we in the
> USA seldom have unless special wiring is installed.
>
> 73, Ron AC7AC
>
> -----Original Message-----
> From: Elecraft [mailto:[hidden email]] On Behalf Of Bill
> Johnson
> Sent: Thursday, March 16, 2017 3:38 PM
> To: Charlie T, K3ICH; [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
>
> Charlie, I think one of the main reasons for switching to a smaller amp was
> the weight involved in the 1.5Kw rigs.  Just thought I would add back in.
> The MJF AB1000 combiner looks interesting, but I would not touch one unless
> I knew of many who used one successfully.  That way I could get a second
> KPA500, and run 1KW which adds the 3db and I could move the separate parts
> with ease.  :-)
>
> 73,
> Bill
> K9YEQ
>
> -----Original Message-----
> From: Elecraft [mailto:[hidden email]] On Behalf Of
> Charlie T, K3ICH
> Sent: Thursday, March 16, 2017 5:20 PM
> To: [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
>
> Well, if you've never tried to work truly "weak" signals, I can assure you
> that +5 dB WILL make a world of difference.
> Otherwise, why would you go to the trouble of installing a ?dB noise figure
> pre-amp at the antenna, just to eliminate 2dB of feed-line loss on receive?
> Or, stacking a second Yagi to gain at most, +3dB?
> Yes, +5dB can be very hard to come by when you're operating at the fringes
> of performance.
> My thoughts are, if you're gonna run an amp at all, go for legal limit.
>
> Not knocking anyone running 200 or 500 or 700 watts, just my own opinion.
>
> 73, Charlie k3ICH
>
>
>
>
> -----Original Message-----
> From: Elecraft [mailto:[hidden email]] On Behalf Of Fred
> Jensen
> Sent: Thursday, March 16, 2017 4:35 PM
> To: [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
>
> Advising Elecraft about producing a larger amplifier is quite a bit above my
> pay grade so I won't go there. However, going to 1,500 watts from 500 watts
> is a bit less than 5 dB -- a little less than one International Standard
> S-unit.  5 dB might come a lot cheaper from an antenna change.
>
> Before purchasing the KPA500, I ran my "1,500 watt Behemoth" at 500 W for
> close to a year to see if I could tell the difference. Admittedly, I'm a
> casual contester and DX'er, and I operate my ham radio for other reasons
> too, but I really couldn't see much if any difference in terms of who I
> could work or how long it took to snag the latest expedition.  
> Operating skill [or lack thereof in my case] was a much bigger factor.  
> The KPA500 was full QSK which its predecessor was not, which became a big
> advantage.
>
> I have since sold the KPA500 [and KAT500] and run 100W from home. My
> HOA-Stealth "wire on the fence" is close enough to the house that I
> occasionally make something happen [like flash touch-lamps or reset the
> u-wave clock], and I figured 500 W might nuke the neighbor's dog who patrols
> the other side of the fence.  I'm very surprised that the wire,
> 6 feet high, works as well as it does. If I quest for QRO and "real
> antennae," I can always run W7RN remotely.
>
> 73,
>
> Fred ("Skip") K6DGW
> Sparks NV USA
> Washoe County DM09dn
>
>> On 3/16/2017 12:26 PM, Erik Basilier wrote:
>> I recently sold my legal limit tube amp after a bit of a mental struggle.
>> The seller in me finally won after I realized that "if I can't lift
>> it, I shouldn't own it". I was tempted to replace it with an ALS-1306,
>> but I operate RTTY and in that mode the 1306 wouldn't be good for more
>> output than a KPA500. Today I received my (new to me) KPA500. However,
>> in a contest someone with 1500 Watts will have a big advantage over my
>> 500 W, so the subject of higher power may soon come back to me.
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
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>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html Message
> delivered to [hidden email]
>
> ______________________________________________________________
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>
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>
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> delivered to [hidden email]
>
>
>
> ------------------------------
>
> Message: 10
> Date: Thu, 16 Mar 2017 23:04:36 -0400 (EDT)
> From: [hidden email]
> To: [hidden email]
> Subject: Re: [Elecraft] Preamp 2 and upcoming F/W
> Message-ID:
>    <[hidden email]>
> Content-Type: text/plain; charset=utf-8
>
> Hi Ted,
>
>
> Its a Beta tester firmware release that allows the existing KXV3B
> preamp to also be used on 15 and 17 meters.
>
>
> 73
> Frank
> W3LPL
>
> ----- Original Message -----
>
> From: "Edward Dauer" <[hidden email]>
> To: [hidden email]
> Sent: Friday, March 17, 2017 1:30:13 AM
> Subject: [Elecraft] Preamp 2 and upcoming F/W
>
> Wayne?s post ? which I accidentally erased ? noted that the LNA ?Preamp 2? will soon be accessible for 15 and 17 meters through a F/W release.
>
> Just to be sure, does anyone know if that will that include the preamp in the KXV3B?
>
> I have so far passed up ordering a KXV3B because the Manual says its preamp can be used on 12-10-6, whereas my outboard PR6-10 adds a good deal of gain on 15 as well.
>
> Ted, KN1CBR
>
>
>
>
> ______________________________________________________________
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> Help: http://mailman.qth.net/mmfaq.htm 
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>
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>
>
> ------------------------------
>
> Message: 11
> Date: Thu, 16 Mar 2017 23:36:55 -0400
> From: "James F. Boehner MD" <[hidden email]>
> To: "'garyk9gs'" <[hidden email]>, <[hidden email]>,
>    <[hidden email]>
> Subject: [Elecraft] Linear thoughts
> Message-ID: <020b01d29ecf$ba9e96a0$2fdbc3e0$@yahoo.com>
> Content-Type: text/plain;    charset="UTF-8"
>
> Just as an FYI,
>
> Expert Linears Dan Tassell KC5PCB makes up a custom plug-and-play cable for the K3/SPE, so interfacing is really not a problem.
>
> ?73 de JIM N2ZZ
>
> -----Original Message-----
> From: Elecraft [mailto:[hidden email]] On Behalf Of garyk9gs
> Sent: Thursday, March 16, 2017 10:25 PM
> To: [hidden email]; [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
>
> At Orlando the introductory price for the Genius was $6999.00 and they were taking orders for. I think, June delivery.  They just received the FCC type acceptance a few days before.
> I would assume that the SPE amps all integrate with the K3 in a similar fashion.  When I used the SPE 2K in CQWW CW it was like having a 1.5K K3..just hummed along all weekend.
>
>
>
>
> 73-Gary K9GS
> -------- Original message --------From: [hidden email] Date: 3/16/17  8:36 PM  (GMT-06:00) To: [hidden email] Subject: [Elecraft]  Linear thoughts I still have not seen the Genius pricing. I'm not sure what ever happened to the Acom 1200S.  Many people use the SPE 1.3KW on expeditions, I wonder how easy it is to hook it up to the K3S.  The KPA-500 works nicely with the K3S but giving up 4.5dBs is considerable, a KPA-1000 would be hard to resist.
>
> John KK9A
>
> From: Gary K9GS
> Thu Mar 16 19:19:38 EDT 2017
>
> I think that the ship has sailed with respect to Elecraft bringing a legal limit SS amp to market.
>
> There are a growing number of lightweight legal limit amps already on the market.  The FlexRadio Power Genius looks especially promising:
> http://www.flexradio.com/amateur-products/powergenius-xl/
>
> It only weighs 33 pounds.  I saw it in operation at the Orlando HamCation and it looked very impressive operating all weekend into a dummy load at a conservative 1.5 kw output.
>
> SPE also just announced a 1.5 kw amp..something I'm surprised they did given that they already have a 1 kw, 1.3 kw, and a 2kw amp on the market.  I know of several people that have the 1 kw amp and use it with their K3 radios and they love them.  I've used the big SPE amp in CQWW CW and it worked flawlessly all weekend without a hiccup.
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email]
>
>
>
> ------------------------------
>
> Message: 12
> Date: Fri, 17 Mar 2017 03:43:41 +0000
> From: Ken K6MR <[hidden email]>
> To: "[hidden email]" <[hidden email]>, "[hidden email]"
>    <[hidden email]>
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID:
>    <[hidden email]>
>    
> Content-Type: text/plain; charset="Windows-1252"
>
> KPA1000 is pretty easy to do with a bit of hardware? :^)
>
> Ken K6MR
>
> From: [hidden email]<mailto:[hidden email]>
> Sent: Thursday, March 16, 2017 6:42 PM
> To: [hidden email]<mailto:[hidden email]>
> Subject: [Elecraft] Linear thoughts
>
> I still have not seen the Genius pricing. I'm not sure what ever happened to
> the Acom 1200S.  Many people use the SPE 1.3KW on expeditions, I wonder how
> easy it is to hook it up to the K3S.  The KPA-500 works nicely with the K3S
> but giving up 4.5dBs is considerable, a KPA-1000 would be hard to resist.
>
> John KK9A
>
> From: Gary K9GS
> Thu Mar 16 19:19:38 EDT 2017
>
> I think that the ship has sailed with respect to Elecraft bringing a
> legal limit SS amp to market.
>
> There are a growing number of lightweight legal limit amps already on
> the market.  The FlexRadio Power Genius looks especially promising:
> http://www.flexradio.com/amateur-products/powergenius-xl/
>
> It only weighs 33 pounds.  I saw it in operation at the Orlando
> HamCation and it looked very impressive operating all weekend into a
> dummy load at a conservative 1.5 kw output.
>
> SPE also just announced a 1.5 kw amp..something I'm surprised they did
> given that they already have a 1 kw, 1.3 kw, and a 2kw amp on the
> market.  I know of several people that have the 1 kw amp and use it with
> their K3 radios and they love them.  I've used the big SPE amp in CQWW
> CW and it worked flawlessly all weekend without a hiccup.
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
>
>
>
> ------------------------------
>
> Message: 13
> Date: Thu, 16 Mar 2017 23:56:35 -0400
> From: "Jamie WW3S" <[hidden email]>
> To: "James F. Boehner MD" <[hidden email]>,    "'garyk9gs'"
>    <[hidden email]>, <[hidden email]>,    <[hidden email]>
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID: <486DCE1A800349FE8DCDD4DF2F705D71@ww3s>
> Content-Type: text/plain; format=flowed; charset="UTF-8";
>    reply-type=original
>
> Dan is a great guy, but all that?s really needed for the K3 is a simple
> cable, very easy to construct yourself.....SPE even provides the
> connectors....
>
> -----Original Message-----
> From: James F. Boehner MD via Elecraft
> Sent: Thursday, March 16, 2017 11:36 PM
> To: 'garyk9gs' ; [hidden email] ; [hidden email]
> Subject: [Elecraft] Linear thoughts
>
> Just as an FYI,
>
> Expert Linears Dan Tassell KC5PCB makes up a custom plug-and-play cable for
> the K3/SPE, so interfacing is really not a problem.
>
> ?73 de JIM N2ZZ
>
> -----Original Message-----
> From: Elecraft [mailto:[hidden email]] On Behalf Of
> garyk9gs
> Sent: Thursday, March 16, 2017 10:25 PM
> To: [hidden email]; [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
>
> At Orlando the introductory price for the Genius was $6999.00 and they were
> taking orders for. I think, June delivery.  They just received the FCC type
> acceptance a few days before.
> I would assume that the SPE amps all integrate with the K3 in a similar
> fashion.  When I used the SPE 2K in CQWW CW it was like having a 1.5K
> K3..just hummed along all weekend.
>
>
>
>
> 73-Gary K9GS
> -------- Original message --------From: [hidden email] Date: 3/16/17  8:36 PM
> (GMT-06:00) To: [hidden email] Subject: [Elecraft]  Linear
> thoughts I still have not seen the Genius pricing. I'm not sure what ever
> happened to the Acom 1200S.  Many people use the SPE 1.3KW on expeditions, I
> wonder how easy it is to hook it up to the K3S.  The KPA-500 works nicely
> with the K3S but giving up 4.5dBs is considerable, a KPA-1000 would be hard
> to resist.
>
> John KK9A
>
> From: Gary K9GS
> Thu Mar 16 19:19:38 EDT 2017
>
> I think that the ship has sailed with respect to Elecraft bringing a legal
> limit SS amp to market.
>
> There are a growing number of lightweight legal limit amps already on the
> market.  The FlexRadio Power Genius looks especially promising:
> http://www.flexradio.com/amateur-products/powergenius-xl/
>
> It only weighs 33 pounds.  I saw it in operation at the Orlando HamCation
> and it looked very impressive operating all weekend into a dummy load at a
> conservative 1.5 kw output.
>
> SPE also just announced a 1.5 kw amp..something I'm surprised they did given
> that they already have a 1 kw, 1.3 kw, and a 2kw amp on the market.  I know
> of several people that have the 1 kw amp and use it with their K3 radios and
> they love them.  I've used the big SPE amp in CQWW CW and it worked
> flawlessly all weekend without a hiccup.
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html Message
> delivered to [hidden email]
> ______________________________________________________________
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> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html Message
> delivered to [hidden email]
>
> ______________________________________________________________
> Elecraft mailing list
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> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
>
> -----
> No virus found in this message.
> Checked by AVG - www.avg.com
> Version: 2016.0.8007 / Virus Database: 4756/14128 - Release Date: 03/17/17
>
>
>
> ------------------------------
>
> Message: 14
> Date: Thu, 16 Mar 2017 21:45:53 -0700
> From: Jim Brown <[hidden email]>
> To: [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID:
>    <[hidden email]>
> Content-Type: text/plain; charset=windows-1252; format=flowed
>
> I bought a 1K used from a friend. It's usability is ok, but he's had it
> fixed a couple of times and my measurements show that it's not a very
> clean amp.  I've heard that the 1.3K is pretty dirty. The primary virtue
> of the 1.3K is its very light weight, so it's great to take on an
> airplane. I bought the 1K to get 900W on 6M on CW and SSB.
>
> 73, Jim K9YC
>
>> On Thu,3/16/2017 4:19 PM, Gary K9GS wrote:
>> several people that have the 1 kw amp and use it with their K3 radios
>> and they love them.  I've used the big SPE amp in CQWW
>
>
> ------------------------------
>
> Message: 15
> Date: Thu, 16 Mar 2017 21:48:53 -0700
> From: Jim Brown <[hidden email]>
> To: [hidden email]
> Subject: Re: [Elecraft] Who sells a small RF quiet solar charge
>    controller?
> Message-ID:
>    <[hidden email]>
> Content-Type: text/plain; charset=windows-1252; format=flowed
>
>> On Thu,3/16/2017 6:11 PM, Harry Yingst via Elecraft wrote:
>> I'm looking for a small RF quiet solar charge controller to charge a battery for my K2.
>
> Genesun, Genasun, Genasun. They work very well and they are quiet. Make
> sure you get the right model for the battery chemistry you're using.
> They make models for lead acid, LiPO4, and Li Ion.
>
> 73, Jim K9YC
>
>
>
> ------------------------------
>
> Message: 16
> Date: Thu, 16 Mar 2017 21:54:12 -0700
> From: Jim Brown <[hidden email]>
> To: [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID:
>    <[hidden email]>
> Content-Type: text/plain; charset=utf-8; format=flowed
>
>> On Thu,3/16/2017 8:36 PM, James F. Boehner MD via Elecraft wrote:
>> Expert Linears Dan Tassell KC5PCB makes up a custom plug-and-play cable for the K3/SPE, so interfacing is really not a problem.
>
> NO special cable is required. All you need is the RCA - RCA keying cable
> between the K3 and the amp and coax for RF. That's all I'm using with an
> SPE-1K. The SPE senses the frequency of RF drive and switches. It also
> recalls previous tunings of the built-in antenna tuner.
>
> 73, Jim K9YC
>
>
>
> ------------------------------
>
> Message: 17
> Date: Thu, 16 Mar 2017 22:11:51 -0700
> From: Bob Nielsen <[hidden email]>
> To: [hidden email]
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID: <[hidden email]>
> Content-Type: text/plain; charset=windows-1252; format=flowed
>
> Sorry honey, but you can't run the clothes dryer this weekend.
>
>
>> On 3/16/17 7:44 PM, Ron D'Eau Claire wrote:
>> Also there is the issue of the mains power available in the "shack".
>>
>> The KPA500 runs very well off of a decent 120VAC mains source, as I can
>> attest from experience. But that is about the limit for a normally (for the
>> USA) wired home circuit when a power supply for a K3, lights, etc., are
>> included.
>>
>> Larger amps will *REQUIRE* a 240VAC circuit which, unlike Europe, we in the
>> USA seldom have unless special wiring is installed.
>>
>> 73, Ron AC7AC
>>
>> -----Original Message-----
>> From: Elecraft [mailto:[hidden email]] On Behalf Of Bill
>> Johnson
>> Sent: Thursday, March 16, 2017 3:38 PM
>> To: Charlie T, K3ICH; [hidden email]
>> Subject: Re: [Elecraft] Linear thoughts
>>
>> Charlie, I think one of the main reasons for switching to a smaller amp was
>> the weight involved in the 1.5Kw rigs.  Just thought I would add back in.
>> The MJF AB1000 combiner looks interesting, but I would not touch one unless
>> I knew of many who used one successfully.  That way I could get a second
>> KPA500, and run 1KW which adds the 3db and I could move the separate parts
>> with ease.  :-)
>>
>> 73,
>> Bill
>> K9YEQ
>>
>> -----Original Message-----
>> From: Elecraft [mailto:[hidden email]] On Behalf Of
>> Charlie T, K3ICH
>> Sent: Thursday, March 16, 2017 5:20 PM
>> To: [hidden email]
>> Subject: Re: [Elecraft] Linear thoughts
>>
>> Well, if you've never tried to work truly "weak" signals, I can assure you
>> that +5 dB WILL make a world of difference.
>> Otherwise, why would you go to the trouble of installing a ?dB noise figure
>> pre-amp at the antenna, just to eliminate 2dB of feed-line loss on receive?
>> Or, stacking a second Yagi to gain at most, +3dB?
>> Yes, +5dB can be very hard to come by when you're operating at the fringes
>> of performance.
>> My thoughts are, if you're gonna run an amp at all, go for legal limit.
>>
>> Not knocking anyone running 200 or 500 or 700 watts, just my own opinion.
>>
>> 73, Charlie k3ICH
>>
>>
>>
>>
>> -----Original Message-----
>> From: Elecraft [mailto:[hidden email]] On Behalf Of Fred
>> Jensen
>> Sent: Thursday, March 16, 2017 4:35 PM
>> To: [hidden email]
>> Subject: Re: [Elecraft] Linear thoughts
>>
>> Advising Elecraft about producing a larger amplifier is quite a bit above my
>> pay grade so I won't go there. However, going to 1,500 watts from 500 watts
>> is a bit less than 5 dB -- a little less than one International Standard
>> S-unit.  5 dB might come a lot cheaper from an antenna change.
>>
>> Before purchasing the KPA500, I ran my "1,500 watt Behemoth" at 500 W for
>> close to a year to see if I could tell the difference. Admittedly, I'm a
>> casual contester and DX'er, and I operate my ham radio for other reasons
>> too, but I really couldn't see much if any difference in terms of who I
>> could work or how long it took to snag the latest expedition.
>> Operating skill [or lack thereof in my case] was a much bigger factor.
>> The KPA500 was full QSK which its predecessor was not, which became a big
>> advantage.
>>
>> I have since sold the KPA500 [and KAT500] and run 100W from home. My
>> HOA-Stealth "wire on the fence" is close enough to the house that I
>> occasionally make something happen [like flash touch-lamps or reset the
>> u-wave clock], and I figured 500 W might nuke the neighbor's dog who patrols
>> the other side of the fence.  I'm very surprised that the wire,
>> 6 feet high, works as well as it does. If I quest for QRO and "real
>> antennae," I can always run W7RN remotely.
>>
>> 73,
>>
>> Fred ("Skip") K6DGW
>> Sparks NV USA
>> Washoe County DM09dn
>>
>>> On 3/16/2017 12:26 PM, Erik Basilier wrote:
>>> I recently sold my legal limit tube amp after a bit of a mental struggle.
>>> The seller in me finally won after I realized that "if I can't lift
>>> it, I shouldn't own it". I was tempted to replace it with an ALS-1306,
>>> but I operate RTTY and in that mode the 1306 wouldn't be good for more
>>> output than a KPA500. Today I received my (new to me) KPA500. However,
>>> in a contest someone with 1500 Watts will have a big advantage over my
>>> 500 W, so the subject of higher power may soon come back to me.
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html Message
>> delivered to [hidden email]
>>
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html Message
>> delivered to [hidden email]
>> ______________________________________________________________
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>>
>> This list hosted by: http://www.qsl.net
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>> delivered to [hidden email]
>>
>> ______________________________________________________________
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>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
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>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>>
>
>
>
> ------------------------------
>
> Message: 18
> Date: Thu, 16 Mar 2017 23:20:05 -0600
> From: "M. George" <[hidden email]>
> To: [hidden email]
> Cc: Elecraft Mailer <[hidden email]>
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID:
>    <CAFYRpHvoVyL=[hidden email]>
> Content-Type: text/plain; charset=UTF-8
>
> I have a 2K-FA and as Jim mentions, you can use the bare basic RCA cable to
> key it etc...  however, depending on your setup, it's certainly easy to
> make up some custom cables  Get some CAT5 stranded cable and read the
> manuals (RTFM).  The CAT control input on all the SPE amps have the same
> pinout and the amplifiers ship with the DB15 connectors and hoods.  It's
> not rocket science to make a cable which is custom to your needs.  Plus,
> you can take advantage of the key out on the K3 acc port and have the SPE
> amp control TX-INH if you want etc...  making a cable up is probably easy
> enough that a typical cave man could do it, if he/she has bare bones
> soldering station etc...
>
> Download the manuals and spend some time studying up on what you can do and
> how to interface it with your K3... the last time I checked it's still
> legal to use a soldering iron and some wire strippers.  If you order up
> cables, you will get what you get and there are several different things to
> consider when interfacing your rig with an SPE amp.  Why not get what you
> want for cheap and learn something long the way rather than paying for some
> pre made cables in this case. ;)  And yes, there are cases where we get
> older and have a hard time with tiny connectors etc... and our eyes get
> bad, so I get that.  Get a ham buddy to help you out.
>
> Anyway... another thread lives on about Elecraft building a KW amp etc...
> the Ever-Ready bunny keeps going and going and returning. :)
>
> Max NG7M
>
> Max NG7M
>
> On Thu, Mar 16, 2017 at 10:54 PM, Jim Brown <[hidden email]>
> wrote:
>
>>> On Thu,3/16/2017 8:36 PM, James F. Boehner MD via Elecraft wrote:
>>>
>>> Expert Linears Dan Tassell KC5PCB makes up a custom plug-and-play cable
>>> for the K3/SPE, so interfacing is really not a problem.
>>>
>>
>> NO special cable is required. All you need is the RCA - RCA keying cable
>> between the K3 and the amp and coax for RF. That's all I'm using with an
>> SPE-1K. The SPE senses the frequency of RF drive and switches. It also
>> recalls previous tunings of the built-in antenna tuner.
>>
>> 73, Jim K9YC
>>
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:[hidden email]
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to [hidden email]
>>
>
>
>
> --
> M. George
>
>
> ------------------------------
>
> Message: 19
> Date: Fri, 17 Mar 2017 08:07:23 -0000
> From: "Ian White" <[hidden email]>
> To: "'Chuck Chandler'" <[hidden email]>,
>    <[hidden email]>
> Subject: Re: [Elecraft] K3S front panel remove/replace tips?
> Message-ID: <003c01d29ef5$873acec0$95b06c40$@co.uk>
> Content-Type: text/plain;    charset="us-ascii"
>
> When separating the front panel assembly, place the K3(S) upside-down on
> a smooth anti-static mat [1]. This ensures that the front panel cannot
> drop away when the two units come apart, and avoids bending any
> connector pins.
>
> Likewise when reassembling: place the two units upside-down on the mat,
> accurately line up the panel assembly with the main body of the K3(S)
> and then simply *slide* the two parts together on the mat.
>
> The more you remove and replace the front panel assembly, the easier the
> whole operation becomes because you are 'training' all the connector
> pins to line up more accurately with their matching sockets.
>
>
> [1] Please say that you always use an anti-static mat for these
> operations?
>
> 73 from Ian GM3SEK
>
>> -----Original Message-----
>> From: Elecraft [mailto:[hidden email]] On Behalf Of
>> Chuck Chandler
>> Sent: 16 March 2017 14:01
>> To: [hidden email]
>> Subject: [Elecraft] K3S front panel remove/replace tips?
>>
>> I will be putting my K3S on the bench this weekend to try to trace an
>> intermittent bug.  Elecraft support has suggested removing the front
> panel
>> and checking the seating of the multi-pin connectors.
>>
>> Are there any tips to make the replacement easier?  As I recall that
> was
>> the single most nerve-wracking part of the kit.
>>
>> Thanks es 73 de Chuck, WS1L
>>
>> --
>>
>>
>> ===================
>> Chuck Chandler
>> [hidden email]
>> ===================
>> ______________________________________________________________
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>>
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>
>
>
> ------------------------------
>
> Message: 20
> Date: Fri, 17 Mar 2017 09:17:49 +0100 (MET)
> From: "[hidden email]" <[hidden email]>
> To: "[hidden email]" <[hidden email]>
> Subject: [Elecraft] WG: AW:  Preamp 2 and upcoming F/W
> Message-ID:
>    <[hidden email]>
>    
> Content-Type: text/plain; charset="utf-8"
>
>
>
>
>
> -----Original-Nachricht-----
> Betreff: AW: [Elecraft] Preamp 2 and upcoming F/W
> Datum: 2017-03-17T09:10:34+0100
> Von: "[hidden email]" <[hidden email]>
> An: "Wayne Burdick" <[hidden email]>
>
> Will there be S-meter correction for Pre 2 in ABS mode?
>
> 73
>
> Volker
>
> DL4ZBG
>
>
>
> -----Original-Nachricht-----
> Betreff: Re: [Elecraft] Preamp 2 and upcoming F/W
> Datum: 2017-03-17T02:45:45+0100
> Von: "Wayne Burdick" <[hidden email]>
> An: "Dauer, Edward" <[hidden email]>
>
> Hi Ted,
>
> Preamp 2 is in fact the one on the KXV3B. So any K3 running the new firmware will allow preamp 2 use on 17 and 15 meters. The NF improvement is significant (3 and 6 dB, respectively).
>
> The firmware is being field tested now.
>
> 73,
> Wayne
> N6KR
>
>
>> On Mar 16, 2017, at 6:30 PM, "Dauer, Edward" <[hidden email]> wrote:
>>
>> Wayne?s post ? which I accidentally erased ? noted that the LNA ?Preamp 2? will soon be accessible for 15 and 17 meters through a F/W release.
>>
>> Just to be sure, does anyone know if that will that include the preamp in the KXV3B?
>>
>> I have so far passed up ordering a KXV3B because the Manual says its preamp can be used on 12-10-6, whereas my outboard PR6-10 adds a good deal of gain on 15 as well.
>>
>> Ted, KN1CBR
>>
>>
>>
>>
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to [hidden email]
> ?
>
>
> ------------------------------
>
> Message: 21
> Date: Fri, 17 Mar 2017 09:03:43 +0000
> From: Dave B <[hidden email]>
> To: [hidden email]
> Subject: Re: [Elecraft] [K3] Announcing "The Y-BOX",
> Message-ID: <[hidden email]>
> Content-Type: text/plain; charset=windows-1252
>
>> On 16/03/17 19:26, [hidden email] wrote:
>> Re: [Elecraft] [K3] Announcing "The Y-BOX",
>
> As it's a 4 way split, surely that should be X-BOX.
>
> Hmmm...  Could be a product name clash with something else though...
>
> Dave G0WBX.
>
>
>
> ------------------------------
>
> Message: 22
> Date: Fri, 17 Mar 2017 13:07:13 +0000
> From: Dave B <[hidden email]>
> To: [hidden email]
> Subject: [Elecraft] [OT] Re:  Traveling Power Supply for KX2?
> Message-ID: <[hidden email]>
> Content-Type: text/plain; charset=windows-1252
>
>> On 16/03/17 19:26, Bill AE6JV wrote:
>> My Pro Audio Engineering power supply has a C8 connector. C8 is
>> part of a standard for connectors designed specifically to allow
>> different cords for different country's electrical plug
>> requirements.  (See: <https://en.wikipedia.org/wiki/IEC_60320>
>> for details.)
>>
>> 73 Bill AE6JV
> Agreed, but it is the importers responsibility to ensure that it is
> either supplied with the correct regional power cord, or supply one
> themselves.
>
> Many US vendors get it right, but just as many don't seem to care, or
> even know that things are different outside of CONUS.
>
> Adapters supplied with "new" products are AFIK not permitted, though it
> often happens.   The problem there, is the quality and safety of such
> adapters is often poor.   (Often low cost brittle plastic things from
> the Far East.)
>
> In this case, as the PSU is intended to be used with a device that has
> exposed metallic parts connected to one side of the DC lead, I suspect
> (I admit that I do not know for sure) that the AC input to that PSU
> should include a safety ground, connected to (among other things) the
> transformer inter-winding shield.
>
> It's been a very long time since we've seen any similar PSU's for
> laptops and similar devices, that do not have a three pole power inlet,
> that includes a safety ground.  Even, if the DC output is fully isolated
> from anything on the AC input side.
>
> Take care.
>
> Dave G0WBX..
>
> ~~~
>
>
>
> ------------------------------
>
> Message: 23
> Date: Fri, 17 Mar 2017 08:15:48 -0500
> From: Morgan Bailey <[hidden email]>
> To: Bill Johnson <[hidden email]>,    Elecraft Mailing List
>    <[hidden email]>
> Subject: Re: [Elecraft] Linear thoughts
> Message-ID:
>    <CABkb7biUcnMs8-doQBdt7hjz=[hidden email]>
> Content-Type: text/plain; charset=UTF-8
>
> I have a 1500 watt alpha sitting in the corner. It is a great amp,
> although, I don't like the clunky relays and the fan noise to cool the
> tubes. Once in a while I like to not have to use cans to operate, but for
> the most part I do use the headphones. After having the Alpha and SB 220,
> and TenTec Titan amps the Alpha was the loudest. It is kind of an antique
> and it is my only piece of boat anchor equipment that I own. I bought a THP
> 1.5kfx amp and I have been running it at 500 watts when ever I turn it on.
> I can run it at 1k or 3db increase in power and from the other end there is
> no change in the rx station report. I run CW 98% of the time. But the amp
> is used on SSB for the rag chew on a local level and yes I use an amp to
> talk across town on 40 meters just to keep the cursing hog farmers and
> drunks from messing with us. It works well for that. People just stay away.
> But it also attracts the casual drop by who joins the QSO and is welcome to
> stay awhile.
>
> 500 watts for the last 3 years has been more than enough. It is easy to
> hold a frequency in a contest with that power and it causes no
> problems with neighbors. Since I only use balanced antennas, my RFI
> problems have disappeared. I can run 1500watts with no problems or lights
> going on and off and garage doors opening. It is nice to have some headroom
> in an amp and that is what the THP gives me. It just loafs at 500 watts. I
> run it on 220v and the panel lights don't even change intensity.
>
> I would vote for a 1k amp by Elecraft but probably would only run it at 750
> tops. And No I don't need 6 meters so a 160-10 would be great. After all,
> Elecraft came out with the KX2 vs KX3 and did just that, 80-10 no 160 or 6,
> and I am just fine with that. So if they made an amp with 160 - 10 then
> that would be fine by me. It may be even as simple as saying with the
> software that the KPA 500 if the software were to change and state 750
> watts 160-10 and 500 on 6, heck I would be even happy with that.
>
> Elecraft stuff just works and I am happy with that. I so want to pull the
> trigger on the KX 2 or 3 and it temps me every time I visit the page to see
> what new stuff has come out.
>
> In the near future, like right now, SDR radios are going to dominate the
> field and I really want to see what Wayne, has cooked up for dealing with
> that issue. SO2R is the wave of the future in contesting and K9CT is the
> poster boy for the Flex 6700 and Maestro interface when it comes to
> contesting. He sold all of his K3/P3 stations and has a full compliment of
> Flex. Maybe, if Elecraft made a great interface that would work with the
> K3S/N1MM then that is an area that should be explored for SO2R.
>
> Every thing is contingent on market share and perceived value. Face it K3
> owners are rather an elite crowd. First we are buying radios, when fully
> equipped are nearing the $4k mark and from a cosmetic stand point of view,
> they are not pretty on the out side. Utility is everything for us, and
> simply the K3 works.
>
> In the end, if Elecraft made a better amp than the KPA 500, I would
> probably buy it. Maybe even 2 of them for my station conversion to SO2R.
>
> I know guys that buy 2 KPA500.KTA500 for running SO2R with the Flex
> 6700/maestro set up. It works well for them. Once I retire, I will probably
> do the same and run 2 k3s with them. It is the logical solution for me,
> especially since I love the quiet relays/pin diode switching and the almost
> silent fans when running hard with the KPA500.
>
> Vy 73,
>
> Morgan Bailey NJ8M
>
>
>
>> On Thu, Mar 16, 2017 at 2:44 PM, Bill Johnson <[hidden email]> wrote:
>>
>> Erik,  I sold my solid state THP2.5kfx for the same reason of not being
>> able to lift it easily.  I bought the KPA500 to replace it.  The difference
>> in power isn't all that much to me but I don't contest.  I can make up for
>> the power difference easily by improving my antennas.  I am doing so now as
>> weather permits.  At least I have a great amp with nearly as much on the
>> receiver's S meter on the other end.
>>
>> 73,
>> Bill
>> K9YEQ
>>
>> -----Original Message-----
>> From: Elecraft [mailto:[hidden email]] On Behalf Of
>> Erik Basilier
>> Sent: Thursday, March 16, 2017 2:27 PM
>> To: [hidden email]
>> Subject: [Elecraft] Linear thoughts
>>
>> I recently sold my legal limit tube amp after a bit of a mental struggle.
>> The seller in me finally won after I realized that "if I can't lift it, I
>> shouldn't own it". I was tempted to replace it with an ALS-1306, but I
>> operate RTTY and in that mode the 1306 wouldn't be good for more output
>> than a KPA500. Today I received my (new to me) KPA500. However, in a
>> contest someone with 1500 Watts will have a big advantage over my 500 W, so
>> the subject of higher power may soon come back to me. With the competion
>> today in solid state linears, I have to believe that Electraft will in the
>> future offer a bigger linear. To me it would be sad if the new Elecraft
>> amplifier were a lot heavier than the KPA500. I am a fan of linear
>> supplies, but I would have to hope that the bigger Elecraft amp would use a
>> switching supply, located in a separate box. In the meantime, I am set up
>> with two radios (both K3) and only one amp. For SO2R one would want an amp
>> on each radio. With two KPA500's one would have two radios with 500 W each,
>> and when that little extra is needed, on
>> e could run both amp's in parallel from a single radio. Liftability would
>> be very good! I know that is not a new idea, but implementing it seems a
>> little messy. Might Elecraft consider offering special cabling and firmware
>> to allow operation with the two amp's in parallel be as slick as running
>> the single amp? Even slicker would be the ability to go back to one amp per
>> radio, without any change in cabling.
>>
>>
>>
>> 73,
>>
>> Erik K7TV
>>
>> ______________________________________________________________
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>>
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>>
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>
>
> ------------------------------
>
> Subject: Digest Footer
>
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> ------------------------------
>
> End of Elecraft Digest, Vol 155, Issue 23
> *****************************************

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