Yes, life is too short to power a radio from a cheap power supply. Remember, the life and performance of your radio depends on it.
Bob, K4TAX Sent from my iPhone > On Oct 29, 2015, at 10:32 AM, gerald finn <grf...@earthlink.net> wrote: > > For powering my Elecraft K3S and P3, I am using the Astron RS-35 power supply > feeding a West Mountain DC-to-Go PWR gate PG40S and Rigrunner 4007U with a 79 > Amp hour battery. > > Living on an island, we have many spikes and losses of power during the year. > I figure that if I'm spending a sizable amount for my rig, I should have a > good power supply. > > > -----Original Message----- >> From: elecraft-requ...@mailman.qth.net >> Sent: Oct 29, 2015 7:41 AM >> To: elecraft@mailman.qth.net >> Subject: Elecraft Digest, Vol 138, Issue 40 >> >> Send Elecraft mailing list submissions to >> elecraft@mailman.qth.net >> >> To subscribe or unsubscribe via the World Wide Web, visit >> http://mailman.qth.net/mailman/listinfo/elecraft >> or, via email, send a message with subject or body 'help' to >> elecraft-requ...@mailman.qth.net >> >> You can reach the person managing the list at >> elecraft-ow...@mailman.qth.net >> >> When replying, please edit your Subject line so it is more specific >> than "Re: Contents of Elecraft digest..." >> >> >> Today's Topics: >> >> 1. KX3 to Computer (Forest Shick) >> 2. Re: KX3 to Computer (Martin Waller) >> 3. K3 and Wsjt (Guy F2CT) >> 4. Re: KX3 to Computer (Lyle Johnson) >> 5. Re: KX3 to Computer (martin waller) >> 6. Re: KX3 to Computer (Lynn W. Taylor, WB6UUT) >> 7. Re: KX3 to Computer (martin waller) >> 8. For Sale: K3 Xtal Filters (William Evans) >> 9. Re: KX3 AGC HLD settings (Cady, Fred) >> 10. K3 Xtal Filters for sale (really!) (William Evans) >> 11. Re: For Sale: K3 Xtal Filters (Ian - Ham) >> 12. Icoms answer to the KX3?? (Joe W2KJ) >> 13. Re: Icoms answer to the KX3?? (Lynn W. Taylor, WB6UUT) >> 14. Re: K3 Xtal Filters for sale (really!) (William Evans) >> 15. Re: K3 - PSK31 - AGC/No AGC (David Woolley) >> 16. Re: K3 and Wsjt (Michael Eberle) >> 17. Re: K3 - PSK31 - AGC/No AGC (Don Wilhelm) >> 18. Re: Icoms answer to the KX3?? (Wayne Burdick) >> 19. Re: K3 - PSK31 - AGC/No AGC (Bob McGraw - K4TAX) >> 20. Re: K3 - PSK31 - AGC/No AGC (Fred Jensen) >> 21. Re: K3 - PSK31 - AGC/No AGC (Bob McGraw - K4TAX) >> 22. Re: Icoms answer to the KX3?? (Martin Storli - LA8OKA) >> 23. Re: K3S In-Depth Review Coming Soon? (Ian White) >> 24. Re: Icoms answer to the KX3?? (Heinz B?rtschi) >> 25. Which of these would make the best power supply for the >> K3(S)? (Peter Pauly) >> 26. Re: KRC2 rs232 to cpu not working (Gordon LaPoint) >> 27. Re: Which of these would make the best power supply for the >> K3(S)? (Bob McGraw - K4TAX) >> 28. Re: Which of these would make the best power supply for the >> K3(S)? (Mike K2MK) >> 29. IMD and supply voltage (frank) >> 30. Re: IMD and supply voltage (Don Wilhelm) >> >> >> ---------------------------------------------------------------------- >> >> Message: 1 >> Date: Wed, 28 Oct 2015 16:58:09 -0400 >> From: "Forest Shick" <fsh...@rochester.rr.com> >> To: <elecraft@mailman.qth.net> >> Subject: [Elecraft] KX3 to Computer >> Message-ID: <000001d111c3$5a521a00$0ef64e00$@rochester.rr.com> >> Content-Type: text/plain; charset="us-ascii" >> >> What is the easiest way to connect the KX3 to a computer for RTTY, PSK31 & >> SSTV. I have purchased the cable set. I connect the KX3 - Phones connector >> to the computer audio in and I can receive RTTY & SSTV. If I connect the >> computer audio out to the KX3 MIC, the radio goes into transmit. I would >> guess this is because the connector on the cable is incorrect for the MIC >> connector - too few contacts. >> >> >> >> So how do you connect the audio for transmitting? >> >> Thank You >> >> >> >> ------------------------------ >> >> Message: 2 >> Date: Wed, 28 Oct 2015 21:21:09 +0000 (UTC) >> From: Martin Waller <mar...@the-wallers.net> >> To: Forest Shick <fsh...@rochester.rr.com>, >> "elecraft@mailman.qth.net" <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] KX3 to Computer >> Message-ID: >> <908986974.6767064.1446067269138.javamail.ya...@mail.yahoo.com> >> Content-Type: text/plain; charset=UTF-8 >> >> Hi, >> Good questions. I have been playing with RTTY myself this last few days and >> hit just that problem. I have been holding the microphone infront of the PC >> speaker in the interim as that worked as a temporary solution. >> I would like to know the best way of doing this too. >> MartinG0PJO >> >> >> On Wednesday, 28 October 2015, 20:58, Forest Shick >> <fsh...@rochester.rr.com> wrote: >> >> >> What is the easiest way to connect the KX3 to a computer for RTTY, PSK31 & >> SSTV. I have purchased the cable set. I connect the KX3 - Phones connector >> to the computer audio in and I can receive RTTY & SSTV. If I connect the >> computer audio out to the KX3 MIC, the radio goes into transmit. I would >> guess this is because the connector on the cable is incorrect for the MIC >> connector - too few contacts. >> >> >> >> So how do you connect the audio for transmitting? >> >> Thank You >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to mar...@the-wallers.net >> >> >> >> >> ------------------------------ >> >> Message: 3 >> Date: Wed, 28 Oct 2015 22:24:56 +0100 >> From: Guy F2CT <f...@wanadoo.fr> >> To: elecraft@mailman.qth.net >> Subject: [Elecraft] K3 and Wsjt >> Message-ID: <7nnbgyeix10vxamp0v89fe3r.1446067496...@email.android.com> >> Content-Type: text/plain; charset=utf-8 >> >> Hello >> I need some help in order to use my K3 + K144XV in JT modes. >> What's the best adaptor between K3 and PC ? >> Thanks a lot for help. >> Kundest Regards >> >> Cordiales 73 >> Guy F2CT >> >> ------------------------------ >> >> Message: 4 >> Date: Wed, 28 Oct 2015 14:44:19 -0700 >> From: Lyle Johnson <kk7p4...@gmail.com> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] KX3 to Computer >> Message-ID: <563141b3.2060...@gmail.com> >> Content-Type: text/plain; charset=utf-8; format=flowed >> >> Disable the mic buttons (see menu items) and use VOX (or a serial port >> command) to switch between Tx and Rx depending on your program's features. >> >> And be sure to set MIG GAIN to ZERO then gradually increase it to get >> the 4-5 bars of ALC indication. If the MIC GAIN is too high for the >> computer's audio level, the ALC bar graph and the transmit audio levels >> may not respond properly (this is a bug on my short list to fix). >> >> 73, >> >> Lyle KK7P >> >>> Good question...I have been holding the microphone infront of the PC >>> speaker in the interim as that worked as a temporary solution. >>> ... >>> >>> What is the easiest way to connect the KX3 to a computer for RTTY, PSK31 & >>> SSTV... >>> >>> So how do you connect the audio for transmitting? >> >> >> >> ------------------------------ >> >> Message: 5 >> Date: Wed, 28 Oct 2015 22:01:20 +0000 >> From: martin waller <mar...@the-wallers.net> >> To: Lyle Johnson <kk7p4...@gmail.com> >> Cc: "elecraft@mailman.qth.net" <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] KX3 to Computer >> Message-ID: <c080977b-9964-4332-993b-86a79d323...@the-wallers.net> >> Content-Type: text/plain; charset=us-ascii >> >> Hi Lyle >> >> Many thanks for the complete explanation. I'll give it a whirl. >> >> Martin >> G0PJO >> >> Sent from my iPhone >> >>> On 28 Oct 2015, at 21:44, Lyle Johnson <kk7p4...@gmail.com> wrote: >>> >>> Disable the mic buttons (see menu items) and use VOX (or a serial port >>> command) to switch between Tx and Rx depending on your program's features. >>> >>> And be sure to set MIG GAIN to ZERO then gradually increase it to get the >>> 4-5 bars of ALC indication. If the MIC GAIN is too high for the computer's >>> audio level, the ALC bar graph and the transmit audio levels may not >>> respond properly (this is a bug on my short list to fix). >>> >>> 73, >>> >>> Lyle KK7P >>> >>>> Good question...I have been holding the microphone infront of the PC >>>> speaker in the interim as that worked as a temporary solution. >>>> ... >>>> >>>> What is the easiest way to connect the KX3 to a computer for RTTY, PSK31 & >>>> SSTV... >>>> >>>> So how do you connect the audio for transmitting? >>> >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to mar...@the-wallers.net >> >> >> ------------------------------ >> >> Message: 6 >> Date: Wed, 28 Oct 2015 15:16:51 -0700 >> From: "Lynn W. Taylor, WB6UUT" <k...@coldrockshotbrooms.com> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] KX3 to Computer >> Message-ID: <56314953.7030...@coldrockshotbrooms.com> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> This looks useful: https://k4mtx.wordpress.com/2013/04/11/kx3-fldigi-setup/ >> >> It's specific to FLDIGI, but all of the soundcard modes require pretty >> much the same wiring. >> >> Please note: if you hold the microphone to the PC speaker, the >> microphone will pick up background noise and transmit that all over the >> band. >> >> Generally speaking, you'll be operating in a part of the band that >> discourages wideband noise. >> >> 73 -- Lynn >> >> >> ------------------------------ >> >> Message: 7 >> Date: Wed, 28 Oct 2015 22:29:28 +0000 >> From: martin waller <mar...@the-wallers.net> >> To: "Lynn W. Taylor, WB6UUT" <k...@coldrockshotbrooms.com> >> Cc: "elecraft@mailman.qth.net" <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] KX3 to Computer >> Message-ID: <08251545-92e4-4083-b71b-88ae4f6ba...@the-wallers.net> >> Content-Type: text/plain; charset=us-ascii >> >> Hi >> >> Thanks for the tip about holding the microphone! I've only played on 2m so >> far so I should not have upset too many people! >> >> Martin >> >> Sent from my iPhone >> >>> On 28 Oct 2015, at 22:16, "Lynn W. Taylor, WB6UUT" >>> <k...@coldrockshotbrooms.com> wrote: >>> >>> This looks useful: https://k4mtx.wordpress.com/2013/04/11/kx3-fldigi-setup/ >>> >>> It's specific to FLDIGI, but all of the soundcard modes require pretty much >>> the same wiring. >>> >>> Please note: if you hold the microphone to the PC speaker, the microphone >>> will pick up background noise and transmit that all over the band. >>> >>> Generally speaking, you'll be operating in a part of the band that >>> discourages wideband noise. >>> >>> 73 -- Lynn >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to mar...@the-wallers.net >> >> >> ------------------------------ >> >> Message: 8 >> Date: Wed, 28 Oct 2015 18:33:51 -0400 >> From: William Evans <w4...@w4ish.net> >> To: Elecraft@mailman.qth.net >> Subject: [Elecraft] For Sale: K3 Xtal Filters >> Message-ID: <d7ea3e0e-4ba9-491d-bc27-5faf7d375...@w4ish.net> >> Content-Type: text/plain; charset="us-ascii" >> >> >> >> ------------------------------ >> >> Message: 9 >> Date: Wed, 28 Oct 2015 22:35:47 +0000 >> From: "Cady, Fred" <fc...@montana.edu> >> To: GRANT YOUNGMAN <n...@tx.rr.com>, Elecraft Reflector >> <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] KX3 AGC HLD settings >> Message-ID: >> >> <cy1pr0201mb08091b6d5f1cf70a341a8a03af...@cy1pr0201mb0809.namprd02.prod.outlook.com> >> >> Content-Type: text/plain; charset="Windows-1252" >> >> Hi Grant, >> When I did my KX3 books I somehow figured out it is 0.00 to 2.00 seconds. >> That's what the K3 does and I assume the KX3 is the same. >> Cheers, >> Fred KE7X >> >> Author of: >> ?The Elecraft K3S and P3 ? Getting the Most out from Your High Performance >> Station?. >> "The Elecraft K3: Design, Configuration and Operation 2nd ed" >> "The Portable Elecraft KX3 ? Going for the Summit with the KX3 and KX3-2M/4M" >> ?The Elecraft KX-Line ? The Complete Station? >> ?The Elecraft KPA500 and KAT500 ? the K-Line Dream Station? >> Printed, coil bound copies of these are all available at www.elecraft.com >> PDF files available from www.ke7x.com >> ?The Elecraft KXPA100, PX3 and 2M/4M Transverters ? Assembling the KX3-Line >> Station? printed copy available at www.lulu.com and pdf from www.ke7x.com. >> Plus a book dedicated to the K3S upgrades for the K3 and a 3rd Edition of >> the K3 book are works in progress. >> Free guides at ke7x.com >> KPA500 and KAT500 Quick Set Up Guide >> http://www.ke7x.com/home/k-line-introduction-and-set-up-guide >> KAT500 and KXPA500 Tuner Operation >> http://www.ke7x.com/home/kat500-and-kxpa100-tuners >> >> >> ________________________________________ >> From: Elecraft <elecraft-boun...@mailman.qth.net> on behalf of GRANT >> YOUNGMAN <n...@tx.rr.com> >> Sent: Wednesday, October 28, 2015 10:07 AM >> To: Elecraft Reflector >> Subject: [Elecraft] KX3 AGC HLD settings >> >> The KX3 manual indicates that the AGC HLD setting is in ?seconds?. It >> doesn?t appear that ?001? in the three digit display is one second. >> >> I suspect its either ?(.)XXX? seconds or ?X(.)XX? seconds. I must have >> missed something in the book somewhere. A search on Nabble, update history, >> etc. didn?t go anywhere either. >> >> Can someone shed some light? >> >> Thanks ? Grant NQ5T >> >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to fc...@montana.edu >> >> >> ------------------------------ >> >> Message: 10 >> Date: Wed, 28 Oct 2015 18:38:38 -0400 >> From: William Evans <w4...@w4ish.net> >> To: Elecraft@mailman.qth.net >> Subject: [Elecraft] K3 Xtal Filters for sale (really!) >> Message-ID: <86c7005c-7677-4373-b18f-be58280f5...@w4ish.net> >> Content-Type: text/plain; charset=us-ascii >> >> KFL3A-6K 8 pole filter for K3 or K3S $110 - includes shipping CONUS >> KFL3A-400 8-Pole filter for K3 or K3S $110 - includes shipping CONUS >> >> both for $210 including shipping >> >> Bill >> W4ish @ w4ish.net >> >> >> ------------------------------ >> >> Message: 11 >> Date: Wed, 28 Oct 2015 18:39:56 -0400 >> From: "Ian - Ham" <km4ik....@gmail.com> >> To: "'William Evans'" <w4...@w4ish.net>, <Elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] For Sale: K3 Xtal Filters >> Message-ID: <000701d111d1$924fb7b0$b6ef2710$@gmail.com> >> Content-Type: text/plain; charset="us-ascii" >> >> Which ones? How much? >> >> Thanks and 73, >> >> --Ian >> Ian Kahn, KM4IK >> Roswell, GA EM74ua >> km4ik....@gmail.com >> 10-10 #74624, North Georgia Chapter #2038 >> PODXS 070 #1962 >> K3# 281, P3 #688, KAT500 #860, KPA500 #1468 >> >> >> -----Original Message----- >> From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of >> William Evans >> Sent: Wednesday, October 28, 2015 6:34 PM >> To: Elecraft@mailman.qth.net >> Subject: [Elecraft] For Sale: K3 Xtal Filters >> >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html Message >> delivered to km4ik....@gmail.com >> >> >> --- >> This email has been checked for viruses by Avast antivirus software. >> https://www.avast.com/antivirus >> >> >> >> ------------------------------ >> >> Message: 12 >> Date: Wed, 28 Oct 2015 18:48:42 -0400 >> From: Joe W2KJ <w...@bellsouth.net> >> To: elecraft@mailman.qth.net >> Subject: [Elecraft] Icoms answer to the KX3?? >> Message-ID: <b6c72488-a9b5-4689-9b8b-0f76ea582...@bellsouth.net> >> Content-Type: text/plain; charset=us-ascii >> >> Howdy Fellow Elecrafters: >> >> Saw something new from Icom called the IC7300. >> >> Looks like a direct conversion architecture ala the KX3 but larger in size, >> I believe. >> >> The KX3 might have been the first such multi-band design with front panel >> display, knobs. buttons, etc, similar to traditional superhet transceivers >> and it appears that Icom is following the lead. >> >> Would love to see the technical specs on this new rig. >> >> 73, Joe W2KJ >> KX3/KXPA100 >> >> ------------------------------ >> >> Message: 13 >> Date: Wed, 28 Oct 2015 15:59:08 -0700 >> From: "Lynn W. Taylor, WB6UUT" <k...@coldrockshotbrooms.com> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] Icoms answer to the KX3?? >> Message-ID: <5631533c.6050...@coldrockshotbrooms.com> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> It has a Touch Screen! Sweet!! >> >> <ducking> >> >>> On 10/28/2015 3:48 PM, Joe W2KJ wrote: >>> Howdy Fellow Elecrafters: >>> >>> Saw something new from Icom called the IC7300. >>> >>> Looks like a direct conversion architecture ala the KX3 but larger in size, >>> I believe. >>> >>> The KX3 might have been the first such multi-band design with front panel >>> display, knobs. buttons, etc, similar to traditional superhet transceivers >>> and it appears that Icom is following the lead. >>> >>> Would love to see the technical specs on this new rig. >>> >>> 73, Joe W2KJ >>> KX3/KXPA100 >> >> >> ------------------------------ >> >> Message: 14 >> Date: Wed, 28 Oct 2015 19:00:37 -0400 >> From: William Evans <w4...@w4ish.net> >> To: Elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 Xtal Filters for sale (really!) >> Message-ID: <524458ed-6117-4798-a4b7-82fd91ba7...@w4ish.net> >> Content-Type: text/plain; charset=us-ascii >> >> Gentlemen, >> the 6K filter is spoken for (pending payment) Thanks >> >> Bill >> W4ISH >>> On Oct 28, 2015, at 6:38 PM, William Evans <w4...@w4ish.net> wrote: >>> >>> KFL3A-6K 8 pole filter for K3 or K3S $110 - includes shipping CONUS >>> KFL3A-400 8-Pole filter for K3 or K3S $110 - includes shipping CONUS >>> >>> both for $210 including shipping >>> >>> Bill >>> W4ish @ w4ish.net >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to w4...@w4ish.net >> >> >> >> ------------------------------ >> >> Message: 15 >> Date: Wed, 28 Oct 2015 23:33:18 +0000 >> From: David Woolley <for...@david-woolley.me.uk> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 - PSK31 - AGC/No AGC >> Message-ID: <56315b3e.5050...@david-woolley.me.uk> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> Although I hadn't noticed it before, I would say that design in the K2 >> is more about stability and DC offsets than anything to do with pick up >> of the BFO. The balanced demodulator and last two crystals deal with that. >> >> The old, basically AM sets, used high level, unbalanced detectors. That >> required more total gain from aerial to detector, although that might be >> split between RF and two IF frequencies. >> >> Balanced detectors can work with much lower level signals, which is >> particularly helpful for a single conversion design, like the K2. >> However, the AGC detector doesn't want to be balanced, and with a low >> level signal, would have a large DC offset, that might exceed the wanted >> rectified AGC, therefore additional gain is needed before the AGC >> detector. If this were done at the IF frequency, the gain from input to >> output at one frequency would be much greater, and proportionately less >> stray coupling would be needed to make the whole system oscillate. By >> shifting the frequency, which can be done at low signal levels, the >> design reduces the gain at any one frequency. >> >> The risk with doing all at one frequency is not pickup of the BFO at the >> input of the IF amplifier, but pickup of its own output. >> >> If there were leakage of the BFO it would get amplified just as much as >> if additional gain was tapped off at the same point and amplified at the >> original frequency. The design seems to rely on the balance of the >> detector and the two pole crystal filter, to stop the BFO getting into >> the AGC path, and not the difference in frequency. >> >> -- >> David Woolley >> Owner K2 06123 >>> On 28/10/15 03:15, Ron D'Eau Claire wrote: >>> >>> >>> The most successful solutions (before SDR technology took over) were to >>> split the I.F. with a second mixer that was far removed from the main I.F. >>> the second I.F. was used to generate the AGC voltage and, since it was on a >>> wholly different frequency from the main I.F. the BFO didn't trigger the >>> AGC. In fact, the Elecraft K2 uses that technique quite successfully. >> >> >> >> ------------------------------ >> >> Message: 16 >> Date: Wed, 28 Oct 2015 18:52:54 -0500 >> From: Michael Eberle <mtebe...@mchsi.com> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 and Wsjt >> Message-ID: <56315fd5.6070...@mchsi.com> >> Content-Type: text/plain; charset="windows-1252" >> >> >> >> ------------------------------ >> >> Message: 17 >> Date: Wed, 28 Oct 2015 20:19:53 -0400 >> From: Don Wilhelm <w3...@embarqmail.com> >> To: David Woolley <for...@david-woolley.me.uk>, >> elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 - PSK31 - AGC/No AGC >> Message-ID: <56316629.5000...@embarqmail.com> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> David, >> >> I do not understand your logic. >> Let's divorce the AGC from the product detector for a moment. The K2 >> takes the input to the AGC circuit from the IF and converts it to a >> frequency that is removed from the IF signal. The AGC circuit produces >> a DC voltage that is used to control the gain of the IF amplifier - period. >> That has nothing to do with balanced or unbalanced - the output is a a >> DC voltage which is applied to the IF amplifier to control its gain. >> >> That means that the only signals applied to the product detector are the >> incoming signal (already controlled by the AGC) and the BFO. >> >> Yes, receivers of old did not use product detectors (mixers) but used a >> diode detector, and the BFO signal was injected along with the IF signal >> to produce the audio output. The BFO injection level was fixed, and >> therefore the gain of the IF input to the detector had to be matched to >> the BFO level for proper demodulation to occur. The result is that one >> had to ride the RF Gain to make the levels of the IF signal and the BFO >> work in harmony with each other. In addition, the AGC was developed >> after the detector, so in those old receivers, it was best to turn off >> the AGC. >> >> That is not true for receivers using a product detector. BFO pickup is >> not a problem with a product detector as long as the output of the mixer >> (product detector) is restricted to a bandpass that contains only the >> audio frequencies (the input frequencies - BFO and IF - are rejected >> leaving only the audio content). >> >> Those old operating habits (ride the RF Gain and set the AF Gain at max) >> are still being used by some operators, but it is not necessary for >> modern receivers which use product detectors - the K2 is included in >> that list. >> >> 73, >> Don W3FPR >> >>> On 10/28/2015 7:33 PM, David Woolley wrote: >>> Although I hadn't noticed it before, I would say that design in the K2 >>> is more about stability and DC offsets than anything to do with pick >>> up of the BFO. The balanced demodulator and last two crystals deal >>> with that. >>> >>> The old, basically AM sets, used high level, unbalanced detectors. >>> That required more total gain from aerial to detector, although that >>> might be split between RF and two IF frequencies. >>> >>> Balanced detectors can work with much lower level signals, which is >>> particularly helpful for a single conversion design, like the K2. >>> However, the AGC detector doesn't want to be balanced, and with a low >>> level signal, would have a large DC offset, that might exceed the >>> wanted rectified AGC, therefore additional gain is needed before the >>> AGC detector. If this were done at the IF frequency, the gain from >>> input to output at one frequency would be much greater, and >>> proportionately less stray coupling would be needed to make the whole >>> system oscillate. By shifting the frequency, which can be done at low >>> signal levels, the design reduces the gain at any one frequency. >>> >>> The risk with doing all at one frequency is not pickup of the BFO at >>> the input of the IF amplifier, but pickup of its own output. >>> >>> If there were leakage of the BFO it would get amplified just as much >>> as if additional gain was tapped off at the same point and amplified >>> at the original frequency. The design seems to rely on the balance of >>> the detector and the two pole crystal filter, to stop the BFO getting >>> into the AGC path, and not the difference in frequency. >> >> >> >> ------------------------------ >> >> Message: 18 >> Date: Wed, 28 Oct 2015 17:44:50 -0700 >> From: Wayne Burdick <n...@elecraft.com> >> To: Joe W2KJ <w...@bellsouth.net> >> Cc: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] Icoms answer to the KX3?? >> Message-ID: <9c1fc112-2aed-4f41-8cb3-ad09a928d...@elecraft.com> >> Content-Type: text/plain; charset=us-ascii >> >> Joe W2KJ <w...@bellsouth.net> wrote: >> >>> Howdy Fellow Elecrafters: >>> >>> Saw something new from Icom called the IC7300. >>> >>> Looks like a direct conversion architecture ala the KX3 but larger in size, >>> I believe. >> >> Based on Icom's published specs, by volume it is 7.5 times larger than the >> KX3. >> >> Wayne >> N6KR >> >> >> >> ------------------------------ >> >> Message: 19 >> Date: Wed, 28 Oct 2015 20:19:46 -0500 >> From: Bob McGraw - K4TAX <rmcg...@blomand.net> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 - PSK31 - AGC/No AGC >> Message-ID: <56317432.3060...@blomand.net> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> Don is absolutely correct. >> >> As many may know, I do assist hams with issues associated with many >> different products here and elsewhere. The biggest issue I encounter is >> the ham that says " well somebody told me to.... blah blah blah blah >> ......and it would work best". In many cases, nothing could be further >> from the truth. I find today that many hams are more prone to have and >> use old school thinking and methods trying to be used with today's >> radios. I find this applies to many facets of ham radio equipment as >> being used today. >> >> As I've told many, if you expect the radio to operate like a Kenwood, >> ICOM or Yaesu, it darn well better say Kenwood, ICOM or Yaesu on the >> front panel. Otherwise stated, learn to use the Elecraft radio >> correctly in order to attain optimum performance, for indeed they do not >> operate like the others. >> >> 73 >> Bob, K4TAX >> K3S s/n 10163 >> >> >>> On 10/28/2015 7:19 PM, Don Wilhelm wrote: >>> Those old operating habits (ride the RF Gain and set the AF Gain at >>> max) are still being used by some operators, but it is not necessary >>> for modern receivers which use product detectors - the K2 is included >>> in that list. >>> >>> 73, >>> Don W3FPR >> >> >> >> >> ------------------------------ >> >> Message: 20 >> Date: Wed, 28 Oct 2015 18:47:38 -0700 >> From: Fred Jensen <k6...@foothill.net> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 - PSK31 - AGC/No AGC >> Message-ID: <56317aba.5070...@foothill.net> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> How do I set the AGC on my loose coupler receiver? :-) I'm old, but >> I've never used the RF Gain on my K3. >> >> 73, >> >> Fred K6DGW >> - Northern California Contest Club >> - CU in the Cal QSO Party 1-2 Oct 2016 >> - www.cqp.org >> >>> On 10/28/2015 6:19 PM, Bob McGraw - K4TAX wrote: >>> Don is absolutely correct. >>> >>> As many may know, I do assist hams with issues associated with many >>> different products here and elsewhere. The biggest issue I encounter is >>> the ham that says " well somebody told me to.... blah blah blah blah >>> .....and it would work best". In many cases, nothing could be further >>> from the truth. I find today that many hams are more prone to have and >>> use old school thinking and methods trying to be used with today's >>> radios. I find this applies to many facets of ham radio equipment as >>> being used today. >>> >>> As I've told many, if you expect the radio to operate like a Kenwood, >>> ICOM or Yaesu, it darn well better say Kenwood, ICOM or Yaesu on the >>> front panel. Otherwise stated, learn to use the Elecraft radio >>> correctly in order to attain optimum performance, for indeed they do not >>> operate like the others. >>> >>> 73 >>> Bob, K4TAX >>> K3S s/n 10163 >> >> >> >> ------------------------------ >> >> Message: 21 >> Date: Wed, 28 Oct 2015 21:08:45 -0500 >> From: Bob McGraw - K4TAX <rmcg...@blomand.net> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] K3 - PSK31 - AGC/No AGC >> Message-ID: <56317fad.8000...@blomand.net> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> Back in 1923, in order to receive a signal, the following adjustments >> must be made and possibly repeated to get the optimum performance (not a >> simple matter and easily upset): The input coil (inside box) is adjusted >> to resonate at the desired receiving frequency using the two tap >> selectors on the front panel of the box.The inductance of the secondary >> coil is set by its tapping switch and tuned by a capacitor to suit the >> frequency being received. Moving the secondary coil in and out of the >> primary (in the box) allows coupling to adjusted for maximum >> performance. With coil pushed in, the sensitivity will be high and the >> selectivity will be poor. The reverse occurs with the coil pulled out. >> >> 73 >> Bob, K4TAX >> >> On 10/28/2015 8:47 PM, Fred Jensen wrote: >> >> How do I set the AGC on my loose coupler receiver? >> >> >> >> ------------------------------ >> >> Message: 22 >> Date: Thu, 29 Oct 2015 08:15:05 +0000 (UTC) >> From: Martin Storli - LA8OKA <arcticp...@yahoo.no> >> To: "elecraft@mailman.qth.net" <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] Icoms answer to the KX3?? >> Message-ID: >> <1717313154.7097159.1446106505116.javamail.ya...@mail.yahoo.com> >> Content-Type: text/plain; charset=UTF-8 >> >> When it comes to RF architecture, the IC-7300 is nothing like the KX3, it's >> actually a step ahead, because it's not a Direct Conversion, but a RF Direct >> sampling?. >> ICOM didn't follow Elecraft on this one. They rather follow FlexRadio, the >> russian Expert Electronics and the italian Elad amongst other. So many are >> going Down this road now, it's hard to tell who's first. >> The KX3 wasn't the first Direct Conversion?SDR receiver with knobs either, >> there where several smaler manufactures just prior to the KX3.But KX3 might >> claim to be the first commersial success, but that is more to?due to?the >> strong?Elecraft brand and the KX1 legassy than due to innovation.And, it's a >> good transceiver, so it deserves the success regardless of the RF >> architecture employed. >> Best regards >> Martin Storli LA8OKAOslo, Norway ?ARCTICPEAK's Radio pages! >> http://www.arcticpeak.com/radio.htm >> Fra: Joe W2KJ <w...@bellsouth.net> >> Til: elecraft@mailman.qth.net >> Sendt: Onsdag, 28. oktober 2015 23.48 >> Emne: [Elecraft] Icoms answer to the KX3?? >> >> Howdy Fellow Elecrafters: >> >> Saw something new from Icom called the IC7300. >> >> Looks like a direct conversion architecture ala the KX3 but larger in size,? >> I believe. >> >> The KX3 might have been the first such multi-band design with front panel >> display, knobs. buttons, etc, similar to traditional superhet transceivers >> and it appears that Icom is following the lead. >> >> Would love to see the technical specs on this new rig. >> >> ??? ??? ??? 73, Joe W2KJ >> ??? ??? ??? KX3/KXPA100 >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to arcticp...@yahoo.no >> >> >> >> >> ------------------------------ >> >> Message: 23 >> Date: Thu, 29 Oct 2015 08:20:28 -0000 >> From: "Ian White" <gm3...@ifwtech.co.uk> >> To: <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] K3S In-Depth Review Coming Soon? >> Message-ID: <006601d11222$b0e8a640$12b9f2c0$@co.uk> >> Content-Type: text/plain; charset="us-ascii" >> >> Apologies once again - this message sent yesterday to G3RXQ was meant to >> be copied to the whole group. >> >> >> ------------------------------------------ >> >> You are right, Stewart. >> >> Please cancel that whole paragraph about the KIO3B. Apologies to the >> group for spreading my confusion worldwide. >> >> >> 73 from Ian GM3SEK >> >> >> >> >> ------------------------------ >> >> Message: 24 >> Date: Thu, 29 Oct 2015 09:34:57 +0100 >> From: Heinz B?rtschi <heinz.baerts...@bluewin.ch> >> To: Martin Storli - LA8OKA <arcticp...@yahoo.no> >> Cc: "elecraft@mailman.qth.net" <elecraft@mailman.qth.net> >> Subject: Re: [Elecraft] Icoms answer to the KX3?? >> Message-ID: <5d13c9f8-65a7-4747-adf3-e4a4f9c4d...@bluewin.ch> >> Content-Type: text/plain; charset=us-ascii >> >>> Am 29.10.2015 um 09:15 schrieb Martin Storli - LA8OKA <arcticp...@yahoo.no>: >>> >>> ... "The KX3 wasn't the first Direct Conversion SDR receiver with knobs >>> either, there where several smaler manufactures just prior to the KX3." >> >> Yes, maybe the ADAT-200 designed by Hans HB9CBU was the very first such >> transceiver. Enjoy! >> http://www.adat.ch/index_e.html >> >> 73, Heinz HB9BCB >> >> >> >> >> >>> Fra: Joe W2KJ <w...@bellsouth.net> >>> Til: elecraft@mailman.qth.net >>> Sendt: Onsdag, 28. oktober 2015 23.48 >>> Emne: [Elecraft] Icoms answer to the KX3?? >>> >>> Howdy Fellow Elecrafters: >>> >>> Saw something new from Icom called the IC7300. >>> >>> Looks like a direct conversion architecture ala the KX3 but larger in size, >>> I believe. >>> >>> The KX3 might have been the first such multi-band design with front panel >>> display, knobs. buttons, etc, similar to traditional superhet transceivers >>> and it appears that Icom is following the lead. >>> >>> Would love to see the technical specs on this new rig. >>> >>> 73, Joe W2KJ >>> KX3/KXPA100 >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to arcticp...@yahoo.no >>> >>> >>> >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to heinz.baerts...@bluewin.ch >> >> >> ------------------------------ >> >> Message: 25 >> Date: Thu, 29 Oct 2015 07:51:53 -0400 >> From: Peter Pauly <ppa...@gmail.com> >> To: Elecraft Reflector <elecraft@mailman.qth.net> >> Subject: [Elecraft] Which of these would make the best power supply >> for the K3(S)? >> Message-ID: >> <cakxfwbsilv4+pam0pvfb88e-ypif1zej27jibs1g-fqjm9b...@mail.gmail.com> >> Content-Type: text/plain; charset=UTF-8 >> >> I'm looking at the Meanwell power supplies because they are cheap and seem >> to be well regarded. I've come up with these two choices, feel free to give >> more suggestions of other models. I've seen talk on this reflector of >> supplying more than 13.8V to the K3S so that's why I'm looking at the 15V >> model. >> >> 12V Model: Meanwell NES-350-12 >> Voltage range 10-13.5V >> 29A >> >> >> 15V Model: Meanwell NES-350-15 >> Voltage range 13.5-18V >> 23.2A >> >> >> The 15 volt model would seem to be the obvious choice, except that it >> doesn't supply the recommended 25 amps. The K3S manual says 22 amps typical >> though. >> >> Is there another model Meanwell I should be looking at that has better >> protection or filtering? >> >> I've already got an Astron switching power supply, the Meanwell would be a >> second alternative. >> >> >> ------------------------------ >> >> Message: 26 >> Date: Thu, 29 Oct 2015 08:07:46 -0400 >> From: Gordon LaPoint <gordon.lapo...@gmail.com> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] KRC2 rs232 to cpu not working >> Message-ID: <56320c12.7040...@gmail.com> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> All, >> I found the problem. My serial cable had a broken wire on pin >> 2. I had used the serial cable on my KPA-500 and it was working. Must >> have broken when I removed it from the system and used it to test the >> KRC2. Thanks for all the pointers and help! Murphy is so busy at my QTH, >> hope he leaves soon! >> >> Thank you, >> Gordon - N1MGO >> >>> On 10/25/2015 08:54 AM, Don Wilhelm wrote: >>> John, >>> >>> Actually a standard serial cable can be connected to the KRC2 if >>> jumpers W11 thru W20 are removed, no need to cut off wires in the cable. >>> That information *is* in the plugging configuration charts. >>> >>> 73, >>> Don W3FPR >>> >>>> On 10/25/2015 8:43 AM, John K9UWA wrote: >>>> >>>> A simple statement in the KRC2 manual could have been added by Elecraft >>>> stating. To Program your KRC2 to your K3 radio get a standard DB9 serial >>>> cable. and CUT OFF all wires EXCEPT 2, 3 and 5. Mark the cable Program >>>> KCR2 ONLY and save the cable for future use. I wonder how many >>>> additional KRC2 boxes Elecraft could have sold over the last 4 years? >>> >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to gordon.lapo...@gmail.com >> >> >> -- >> Gordon - N1MGO >> >> >> >> ------------------------------ >> >> Message: 27 >> Date: Thu, 29 Oct 2015 07:26:47 -0500 >> From: Bob McGraw - K4TAX <rmcg...@blomand.net> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] Which of these would make the best power >> supply for the K3(S)? >> Message-ID: <56321087.7030...@blomand.net> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> An Astron SS-30M is a much better supply and will supply the required >> current. It has excellent regulation and IS NOT a noise generator. >> Plus it has a volt meter and amp meter on the front panel. >> >> 73 >> Bob, K4TAX >> K3S s/n 10163 >> >>> On 10/29/2015 6:51 AM, Peter Pauly wrote: >>> I'm looking at the Meanwell power supplies because they are cheap and >>> ........ >> >> >> >> >> ------------------------------ >> >> Message: 28 >> Date: Thu, 29 Oct 2015 06:05:46 -0700 (MST) >> From: Mike K2MK <k...@comcast.net> >> To: elecraft@mailman.qth.net >> Subject: Re: [Elecraft] Which of these would make the best power >> supply for the K3(S)? >> Message-ID: <1446123946333-7609688.p...@n2.nabble.com> >> Content-Type: text/plain; charset=us-ascii >> >> Hi Peter, >> >> I bought the Astron RS-35M for my $4000 K3 in 2008. I've never turned it off >> and I've never even given it a second thought. No fan, no RF noise, just >> reliable DC. >> >> 73, >> Mike K2MK >> >> >> >> Peter Pauly wrote >>> I'm looking at the Meanwell power supplies because they are cheap and seem >>> to be well regarded. I've come up with these two choices, feel free to >>> give >>> more suggestions of other models. I've seen talk on this reflector of >>> supplying more than 13.8V to the K3S so that's why I'm looking at the 15V >>> model. >>> >>> 12V Model: Meanwell NES-350-12 >>> Voltage range 10-13.5V >>> 29A >>> >>> >>> 15V Model: Meanwell NES-350-15 >>> Voltage range 13.5-18V >>> 23.2A >>> >>> >>> The 15 volt model would seem to be the obvious choice, except that it >>> doesn't supply the recommended 25 amps. The K3S manual says 22 amps >>> typical >>> though. >>> >>> Is there another model Meanwell I should be looking at that has better >>> protection or filtering? >>> >>> I've already got an Astron switching power supply, the Meanwell would be a >>> second alternative. >> >> >> >> >> >> -- >> View this message in context: >> http://elecraft.365791.n2.nabble.com/Which-of-these-would-make-the-best-power-supply-for-the-K3-S-tp7609685p7609688.html >> Sent from the Elecraft mailing list archive at Nabble.com. >> >> >> ------------------------------ >> >> Message: 29 >> Date: Thu, 29 Oct 2015 09:09:41 -0600 >> From: frank <fr...@k5dkz.com> >> To: elecraft@mailman.qth.net >> Subject: [Elecraft] IMD and supply voltage >> Message-ID: <20151029090941.cb6c6879f85ba959f9627...@k5dkz.com> >> Content-Type: text/plain; charset=US-ASCII >> >> This subject keeps cropping up. Is this a serious issue ? >> >> I have heard that IMD improves by 10db with a one volt increase in supply >> voltage. Is this really the case or just a measurement error? 10db is a >> large difference. One volt is a small variation. >> >> What is the minimum acceptable IMD? How linear does the amp need to be? If >> 36db is better than 26db is 100db even better or just overkill? >> >> Are other solid state amplifier products similarly effected? >> >> What is the IMD performance of the K3S at 10 watts over a supply voltage >> variation from 11 volts to 14.7 volts? I ask because I believe those ten >> watts are generated by Dmos devices as well. Do these devices only >> misbehave with varying supply voltage at higher (100w) power levels and >> lower supply voltages? >> >> Should I wait to purchase a K3S until this issue is resolved? (Assuming >> this is a valid issue) >> >> Back in the good old days we used to solve problems. Today we don't have >> problems, just issues. >> >> -- >> Frank - K5DKZ >> KX3 - 7550 >> PX3 - 1143 >> KXPA100 - 1566 >> >> >> ------------------------------ >> >> Message: 30 >> Date: Thu, 29 Oct 2015 10:41:25 -0400 >> From: Don Wilhelm <w3...@embarqmail.com> >> To: frank <fr...@k5dkz.com>, elecraft@mailman.qth.net >> Subject: Re: [Elecraft] IMD and supply voltage >> Message-ID: <56323015.6050...@embarqmail.com> >> Content-Type: text/plain; charset=windows-1252; format=flowed >> >> Frank, >> >> I think the "issue" is one of some hams wanting to make what is good >> already into something better. >> If you look closely you should discover that this is a situation common >> to *all* 100 watt class amplifiers that are supposed to run on a nominal >> '12 volt' supply. That voltage level is chosen because it is common for >> vehicle batteries, so most transceivers are designed around that voltage >> - the K3S is just one of those. >> >> Using an increased voltage power supply will drastically reduce the >> transmit IMD, and that is true for all those 100 watt class amplifiers. >> Bottom line is that I don't think it will be "fixed" in the K3S - I >> don't think it can be fixed in any of the 100 watt class solid state >> amplifiers. >> >> So the thing to do is to run the power supply voltage up to near 15 >> volts (but not above), and do not operate with "all knobs to the right". >> Many hams seen to want to squeeze all the power output that they can >> from a transceiver, so you will put a cleaner signal on the air if you >> set the power to 100 watts rather than trying to squeeze that last 20 >> extra watts out of an amplifier. >> >> 73, >> Don W3FPR >> >>> On 10/29/2015 11:09 AM, frank wrote: >>> This subject keeps cropping up. Is this a serious issue ? >>> >>> I have heard that IMD improves by 10db with a one volt increase in supply >>> voltage. Is this really the case or just a measurement error? 10db is a >>> large difference. One volt is a small variation. >>> >>> What is the minimum acceptable IMD? How linear does the amp need to be? >>> If 36db is better than 26db is 100db even better or just overkill? >>> >>> Are other solid state amplifier products similarly effected? >>> >>> What is the IMD performance of the K3S at 10 watts over a supply voltage >>> variation from 11 volts to 14.7 volts? I ask because I believe those ten >>> watts are generated by Dmos devices as well. Do these devices only >>> misbehave with varying supply voltage at higher (100w) power levels and >>> lower supply voltages? >>> >>> Should I wait to purchase a K3S until this issue is resolved? (Assuming >>> this is a valid issue) >> >> >> >> ------------------------------ >> >> Subject: Digest Footer >> >> _______________________________________________ >> Elecraft mailing list >> Post to: Elecraft@mailman.qth.net >> http://mailman.qth.net/mailman/listinfo/elecraft >> You must be a subscriber to post. >> Elecraft web page: http://www.elecraft.com >> >> ------------------------------ >> >> End of Elecraft Digest, Vol 138, Issue 40 >> ***************************************** > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to rmcg...@blomand.net > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com
