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I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W amp & KAT3 tuner, to install myself. I would rather not purchase them at the same time. Is there a more favorable order to get them? Amp first or tuner first? I suspect there may be some construction issues that would favor one over the other to be acquired first.
Thanks & 73, John K5ENQ ______________________________________________________________ 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 |
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John,
There are no real issues with installing either the KPA3 or the KAT3. There is a shield that is included with the KPA3 kit (I don’t believe it comes with the base radio, but it has been 4 years since I built my kit) that might be easier to put in before the KAT3. Personally, I’d get them both first but if I could only get one, it would be the KAT3. 73, Chuck AA3CS ------ “Computers are useless. They can only give you answers.” -- Pablo Picasso On Feb 21, 2014, at 3:45 PM, John Saxon <[hidden email]> wrote: > I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W amp & KAT3 tuner, to install myself. I would rather not purchase them at the same time. Is there a more favorable order to get them? Amp first or tuner first? I suspect there may be some construction issues that would favor one over the other to be acquired first. > > Thanks & 73, > John > K5ENQ > ______________________________________________________________ > 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 ______________________________________________________________ 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
73 - Chuck, AA3CS
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Thanks, Chuck.
Apologies to the group for omitting a subject. I was thinking amp first simply because I do have a tuner, although manual, but I do not have 100 watts. Doesn't sound like either way would be significantly harder than the other. Thanks & 73, John K5ENQ On Friday, February 21, 2014 3:01 PM, Chuck Shefflette - AA3CS <[hidden email]> wrote: John, There are no real issues with installing either the KPA3 or the KAT3. There is a shield that is included with the KPA3 kit (I don’t believe it comes with the base radio, but it has been 4 years since I built my kit) that might be easier to put in before the KAT3. Personally, I’d get them both first but if I could only get one, it would be the KAT3. 73, Chuck AA3CS ------ “Computers are useless. They can only give you answers.” -- Pablo Picasso On Feb 21, 2014, at 3:45 PM, John Saxon <[hidden email]> wrote: I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W amp & KAT3 tuner, to install myself. I would rather not purchase them at the same time. Is there a more favorable order to get them? Amp first or tuner first? I suspect there may be some construction issues that would favor one over the other to be acquired first. > >Thanks & 73, >John >K5ENQ >______________________________________________________________ >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 > > 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 |
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In reply to this post by John Saxon
Well, if you need the KAT3 to operate 100W with your antenna(s), then
I'd think you want it first. If your antenna(s) present a suitable load, you really don't need the KAT at all, so I'd go with the KPA. You might want the tuner for operation away from your station, add it second. The KPA comes with some hardware [shield plate and maybe a stiffener bracket], it's been so long I really don't remember. Someone here on the list will, I'm sure. On 2/21/2014 12:45 PM, John Saxon wrote: > I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W > amp & KAT3 tuner, to install myself. I would rather not purchase > them at the same time. Is there a more favorable order to get them? > Amp first or tuner first? I suspect there may be some construction > issues that would favor one over the other to be acquired first. ______________________________________________________________ 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 |
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In reply to this post by John Saxon
So then it's all up to you, John: Do you want to
eliminate manual tuning or have 100 W output more? 73, Phil w7ox On 2/21/14, 1:31 PM, John Saxon wrote: > Thanks, Chuck. > > Apologies to the group for omitting a subject. > > I was thinking amp first simply because I do have a tuner, although manual, but I do not have 100 watts. Doesn't sound like either way would be significantly harder than the other. > > Thanks & 73, > John > K5ENQ > > > > On Friday, February 21, 2014 3:01 PM, Chuck Shefflette - AA3CS <[hidden email]> wrote: > > John, > > There are no real issues with installing either the KPA3 or the KAT3. There is a shield that is included with the KPA3 kit (I don’t believe it comes with the base radio, but it has been 4 years since I built my kit) that might be easier to put in before the KAT3. Personally, I’d get them both first but if I could only get one, it would be the KAT3. > > 73, > Chuck > AA3CS > ------ > “Computers are useless. They can only give you answers.” -- Pablo Picasso > > On Feb 21, 2014, at 3:45 PM, John Saxon <[hidden email]> wrote: > > I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W amp & KAT3 tuner, to install myself. I would rather not purchase them at the same time. Is there a more favorable order to get them? Amp first or tuner first? I suspect there may be some construction issues that would favor one over the other to be acquired first. >> Thanks & 73, >> John >> K5ENQ ______________________________________________________________ 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 |
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In reply to this post by John Saxon
My experience says either/or. But I did mine in reverse order of cost. Get the most expensive ones first.
...bill Sent from my Verizon Wireless 4G LTE DROID John Saxon <[hidden email]> wrote: >I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W amp & KAT3 tuner, to install myself. I would rather not purchase them at the same time. Is there a more favorable order to get them? Amp first or tuner first? I suspect there may be some construction issues that would favor one over the other to be acquired first. > >Thanks & 73, >John >K5ENQ >______________________________________________________________ >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 > 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 |
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In reply to this post by John Saxon
I would recommend the Amp first for two reasons. One, you need the power. 10 watts is enough to make a lot of contacts, but it will leave you disappointed a lot of times when you will want to make the contact. A lot has been said for QRP and if you want a challenge it will certainly give you one, but you will find that people will avoid rag chews because they can' get solid copy and you will miss many contacts because the other party can't copy you. The second reason is that the amplifier is deeper into the K3 than the tuner and the assembly is easier with the amp first. The tuner is located at the corner of a K3 and is easy to add later.
But both are great additions, particularly if you are not using an external high power amp and if you can afford the expense I recommend both of them as soon as possible. Willis 'Cookie' Cooke, TDXS DX Chairman K5EWJ & Trustee N5BPS, USS Cavalla, USS Stewart ________________________________ From: John Saxon <[hidden email]> To: "[hidden email]" <[hidden email]> Sent: Friday, February 21, 2014 2:45 PM Subject: [Elecraft] (no subject) I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W amp & KAT3 tuner, to install myself. I would rather not purchase them at the same time. Is there a more favorable order to get them? Amp first or tuner first? I suspect there may be some construction issues that would favor one over the other to be acquired first. Thanks & 73, John K5ENQ ______________________________________________________________ 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 ______________________________________________________________ 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 |
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In reply to this post by k6dgw
Thanks to all for the great advice and opinions. FWIW...I will get the amp first, then the autotuner. All I have to do now is to sell my Collins R-390 to get the money :-)
(For you BA lovers, I have a 390A I am keeping) 73, John On Friday, February 21, 2014 8:25 PM, Fred Jensen <[hidden email]> wrote: Well, if you need the KAT3 to operate 100W with your antenna(s), then I'd think you want it first. If your antenna(s) present a suitable load, you really don't need the KAT at all, so I'd go with the KPA. You might want the tuner for operation away from your station, add it second. The KPA comes with some hardware [shield plate and maybe a stiffener bracket], it's been so long I really don't remember. Someone here on the list will, I'm sure. On 2/21/2014 12:45 PM, John Saxon wrote: > I have a K3/10 with no add-ons, and now am ready to get a KPA3 100W > amp & KAT3 tuner, to install myself. I would rather not purchase > them at the same time. Is there a more favorable order to get them? > Amp first or tuner first? I suspect there may be some construction > issues that would favor one over the other to be acquired first. ______________________________________________________________ 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 ______________________________________________________________ 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 |
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