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I think that most contest station use a considerable amount of cables in
back of the rig. I have a Y on my ACC for a MicroHAM device and a Band Decoder and am considering adding another Y for amp control. It think that it is great if the K-Pod can be run off of a single cable connected underneath the K3S. How involved is the radio modification? I can see this as a convenient way to use RIT and activate the CW/SSB keyer memories. John KK9A Wayne Burdick n6kr at elecraft.com Thu Apr 14 20:38:13 EDT 2016 message: [Elecraft] New Elecraft Product: K-Pod Done. For most applications, a single USB cable to the radio (K3S, or a K3 with a KIO3B module) is all that's required for combined computer data and audio. We provide lots of other DC, audio, and digital I/O too, just in case you need it. For example, we provide a second headphone jack, second mic jack, and stereo speaker outputs on the back. Just in case. No way to get rid of the DC input jack, antenna jack, and ground screw, of course. I suppose the keyer paddle could go to Bluetooth? 73, Wayne N6KR ______________________________________________________________ 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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On 4/15/2016 9:31 AM, [hidden email] wrote:
> How involved is the radio modification? I can see this as a > convenient way to use RIT and activate the CW/SSB keyer memories. From looking at the K3 schematic it looks like not much more than removing a resistor and adding a jumper or perhaps changing a diode. There are two +5V lines on the RJ-12 jack but one has a 10K current limiting resistor and the other a diode/120 Ohm resistor. 73, ... Joe, W4TV On 4/15/2016 9:31 AM, [hidden email] wrote: > I think that most contest station use a considerable amount of cables in > back of the rig. I have a Y on my ACC for a MicroHAM device and a Band > Decoder and am considering adding another Y for amp control. It think that > it is great if the K-Pod can be run off of a single cable connected > underneath the K3S. How involved is the radio modification? I can see this > as a convenient way to use RIT and activate the CW/SSB keyer memories. > > John KK9A ______________________________________________________________ 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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I think they are using pin 6, the one with the 10K resistor, to get +5V
to the pod. So it probably will involve bridging the 10K resistor with a smaller value. Alan N1AL On 04/15/2016 06:58 AM, Joe Subich, W4TV wrote: > On 4/15/2016 9:31 AM, [hidden email] wrote: >> How involved is the radio modification? I can see this as a >> convenient way to use RIT and activate the CW/SSB keyer memories. > > From looking at the K3 schematic it looks like not much more than > removing a resistor and adding a jumper or perhaps changing a diode. > There are two +5V lines on the RJ-12 jack but one has a 10K current > limiting resistor and the other a diode/120 Ohm resistor. > > 73, > > ... Joe, W4TV > > > On 4/15/2016 9:31 AM, [hidden email] wrote: >> I think that most contest station use a considerable amount of cables in >> back of the rig. I have a Y on my ACC for a MicroHAM device and a Band >> Decoder and am considering adding another Y for amp control. It think >> that >> it is great if the K-Pod can be run off of a single cable connected >> underneath the K3S. How involved is the radio modification? I can see >> this >> as a convenient way to use RIT and activate the CW/SSB keyer memories. >> >> John KK9A > > ______________________________________________________________ > 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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In reply to this post by john@kk9a.com
The mod is very simple, involving soldering one resistor onto the front panel board.
Wayne N6KR On Apr 15, 2016, at 6:31 AM, [hidden email] wrote: > I think that most contest station use a considerable amount of cables in > back of the rig. I have a Y on my ACC for a MicroHAM device and a Band > Decoder and am considering adding another Y for amp control. It think that > it is great if the K-Pod can be run off of a single cable connected > underneath the K3S. How involved is the radio modification? I can see this > as a convenient way to use RIT and activate the CW/SSB keyer memories. > > John KK9A > > Wayne Burdick n6kr at elecraft.com > Thu Apr 14 20:38:13 EDT 2016 > message: [Elecraft] New Elecraft Product: K-Pod > > Done. For most applications, a single USB cable to the radio (K3S, or a K3 > with a KIO3B module) is all that's required for combined computer data and > audio. > > We provide lots of other DC, audio, and digital I/O too, just in case you > need it. For example, we provide a second headphone jack, second mic jack, > and stereo speaker outputs on the back. Just in case. > > No way to get rid of the DC input jack, antenna jack, and ground screw, of > course. > > I suppose the keyer paddle could go to Bluetooth? > > 73, > Wayne > N6KR > > ______________________________________________________________ > 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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"Simple" you say. Is this another one of those SMD nightmares? :)
On Fri, 15 Apr 2016, Wayne Burdick wrote: > The mod is very simple, involving soldering one resistor onto the front panel board. > > Wayne > N6KR > > > On Apr 15, 2016, at 6:31 AM, [hidden email] wrote: > >> I think that most contest station use a considerable amount of cables in >> back of the rig. I have a Y on my ACC for a MicroHAM device and a Band >> Decoder and am considering adding another Y for amp control. It think that >> it is great if the K-Pod can be run off of a single cable connected >> underneath the K3S. How involved is the radio modification? I can see this >> as a convenient way to use RIT and activate the CW/SSB keyer memories. >> >> John KK9A >> >> Wayne Burdick n6kr at elecraft.com >> Thu Apr 14 20:38:13 EDT 2016 >> message: [Elecraft] New Elecraft Product: K-Pod >> >> Done. For most applications, a single USB cable to the radio (K3S, or a K3 >> with a KIO3B module) is all that's required for combined computer data and >> audio. >> >> We provide lots of other DC, audio, and digital I/O too, just in case you >> need it. For example, we provide a second headphone jack, second mic jack, >> and stereo speaker outputs on the back. Just in case. >> >> No way to get rid of the DC input jack, antenna jack, and ground screw, of >> course. >> >> I suppose the keyer paddle could go to Bluetooth? -- Hisashi T Fujinaka - [hidden email] BSEE + BSChem + BAEnglish + MSCS + $2.50 = coffee ______________________________________________________________ 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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You need to solder one end of an 1/8th-watt resistor to an SMD, and the other end to a via nearby.
Or you could send it to us to do the work. Or you could power the pod from the radio's 12-V output, or a separate 12-V supply. Powering it from the radio one way or the other is a good idea since the pod itself doesn't have an on-off switch. (It does have an ON indicator LED.) Wayne N6KR On Apr 15, 2016, at 9:08 AM, Hisashi T Fujinaka <[hidden email]> wrote: > "Simple" you say. Is this another one of those SMD nightmares? :) > > On Fri, 15 Apr 2016, Wayne Burdick wrote: > >> The mod is very simple, involving soldering one resistor onto the front panel board. >> >> Wayne >> N6KR >> >> >> On Apr 15, 2016, at 6:31 AM, [hidden email] wrote: >> >>> I think that most contest station use a considerable amount of cables in >>> back of the rig. I have a Y on my ACC for a MicroHAM device and a Band >>> Decoder and am considering adding another Y for amp control. It think that >>> it is great if the K-Pod can be run off of a single cable connected >>> underneath the K3S. How involved is the radio modification? I can see this >>> as a convenient way to use RIT and activate the CW/SSB keyer memories. >>> >>> John KK9A >>> >>> Wayne Burdick n6kr at elecraft.com >>> Thu Apr 14 20:38:13 EDT 2016 >>> message: [Elecraft] New Elecraft Product: K-Pod >>> >>> Done. For most applications, a single USB cable to the radio (K3S, or a K3 >>> with a KIO3B module) is all that's required for combined computer data and >>> audio. >>> >>> We provide lots of other DC, audio, and digital I/O too, just in case you >>> need it. For example, we provide a second headphone jack, second mic jack, >>> and stereo speaker outputs on the back. Just in case. >>> >>> No way to get rid of the DC input jack, antenna jack, and ground screw, of >>> course. >>> >>> I suppose the keyer paddle could go to Bluetooth? > > -- > Hisashi T Fujinaka - [hidden email] > BSEE + BSChem + BAEnglish + MSCS + $2.50 = coffee ______________________________________________________________ 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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In reply to this post by Hisashi T Fujinaka
Looks right Joe,
Not knowing if the K-Pod is a 3.3v versus a 5V device, it is hard to predict. If 3.3v, the 120R on pin 2 could be removed and keep the protection of the BAT54 zener, leaving barely enough voltage for a 3.3V dropout regulator in the Pod. If 5V, shorting the 10K on pin 6 would likely be the route. Since the K-Pod also provides a USB port, my bet is will be a pin 6 modification as it will require 5V to be "normal". What ever the mod, it stands to reason that the guys would try to keep the port operational in it's original purpose as well. Pin 4 (PGD) and Pin 5( PGC) will obviously be for data in the undisclosed format :) Whatever the mod will be, it will involve tiny smd chips... Diagram snip here: https://dl.dropboxusercontent.com/u/24789865/K3_ICD-2_page22_Front_panel_MCU.JPG It looks like a bust to migrate the K-Pod to the KX3, as all of the pins definitions on the internal "ACC" connector are switched all around, not to mention it's a 3.3V setup and the connector isn't brought outside. Would be a more serious modification indeed. Warren, KD4Z > Message: 32 > Date: Fri, 15 Apr 2016 09:58:38 -0400 > From: "Joe Subich, W4TV" <[hidden email]> > To: [hidden email] > Subject: Re: [Elecraft] New Elecraft Product: K-Pod Control Panel for > K3S and K3 Transceivers > > On 4/15/2016 9:31 AM, [hidden email] wrote: >> > How involved is the radio modification? I can see this as a >> > convenient way to use RIT and activate the CW/SSB keyer memories. > From looking at the K3 schematic it looks like not much more than > removing a resistor and adding a jumper or perhaps changing a diode. > There are two +5V lines on the RJ-12 jack but one has a 10K current > limiting resistor and the other a diode/120 Ohm resistor. ______________________________________________________________ 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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The modification will involve *only* pin 6 of the RJ jack. Everything else must remain the same since we use that port for firmware emulation.
No SMDs need be removed or added in this mod. Just one added 1/8th-watt resistor. Wayne N6KR On Apr 15, 2016, at 9:27 AM, Warren Merkel <[hidden email]> wrote: > Looks right Joe, > > Not knowing if the K-Pod is a 3.3v versus a 5V device, it is hard to > predict. If 3.3v, the 120R on pin 2 could be removed and keep the > protection of the BAT54 zener, leaving barely enough voltage for a 3.3V > dropout regulator in the Pod. If 5V, shorting the 10K on pin 6 would > likely be the route. Since the K-Pod also provides a USB port, my bet > is will be a pin 6 modification as it will require 5V to be "normal". > > What ever the mod, it stands to reason that the guys would try to keep > the port operational in it's original purpose as well. > > Pin 4 (PGD) and Pin 5( PGC) will obviously be for data in the > undisclosed format :) > > Whatever the mod will be, it will involve tiny smd chips... > > Diagram snip here: > https://dl.dropboxusercontent.com/u/24789865/K3_ICD-2_page22_Front_panel_MCU.JPG > > It looks like a bust to migrate the K-Pod to the KX3, as all of the pins > definitions on the internal "ACC" connector are switched all around, not > to mention it's a 3.3V setup and the connector isn't brought outside. > Would be a more serious modification indeed. > > Warren, KD4Z > > >> Message: 32 >> Date: Fri, 15 Apr 2016 09:58:38 -0400 >> From: "Joe Subich, W4TV" <[hidden email]> >> To: [hidden email] >> Subject: Re: [Elecraft] New Elecraft Product: K-Pod Control Panel for >> K3S and K3 Transceivers >> >> On 4/15/2016 9:31 AM, [hidden email] wrote: >>>> How involved is the radio modification? I can see this as a >>>> convenient way to use RIT and activate the CW/SSB keyer memories. >> From looking at the K3 schematic it looks like not much more than >> removing a resistor and adding a jumper or perhaps changing a diode. >> There are two +5V lines on the RJ-12 jack but one has a 10K current >> limiting resistor and the other a diode/120 Ohm resistor. > > ______________________________________________________________ > 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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