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21. [Amps] opening up a transformer (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Fri, 15 Jun 2012 07:36:50 -0400; Just cuz I can I plan to open the defunct Hunter Bandit 2000c transformer to see if I can find the fault. Working one day and not the next I think a power surge hit it....the only piece of equipment; /archives//html/Amps/2012-06/msg00134.html (6,537 bytes)
22. Re: [Amps] Alpha 78 (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Sat, 16 Jun 2012 13:34:32 -0400; Well, I wouldn't turn off a Ferrari after a hard run either. Let it cool down before you turn it off as well. No problem with them, just use it and take care of it and it will be a nice amplifier for; /archives//html/Amps/2012-06/msg00210.html (7,425 bytes)
23. [Amps] hunter 2000c (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Wed, 3 Oct 2012 17:29:13 -0400; Filament voltage for 3-400z is 5 VAC, but I'm reading only 3 VAC on each wire feeding the filament choke and going to each tube. Ideas? Thanks, Cam WA4JKW ____________________________________________; /archives//html/Amps/2012-10/msg00016.html (6,759 bytes)
24. [Amps] Peter Dahl transformer for sale (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Wed, 3 Oct 2012 21:12:45 -0400; I have a nice EI laminate transformer I pulled from my Hunter 2000C that I have upgraded. This transformer has 900V 1amp, 7V 1 amp, and 6V 25amps. The input can be either 110VAC or 230VAC. In a volta; /archives//html/Amps/2012-10/msg00017.html (7,138 bytes)
25. [Amps] 3-500z filaments not lit (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Wed, 3 Oct 2012 22:09:47 -0400; Well, low and behold. I found the culprit to be a burnt screw connection at the filament choke on the tube end...resistance wasn't high but indicated a problem. One new copper screw and all is well..; /archives//html/Amps/2012-10/msg00018.html (6,621 bytes)
26. [Amps] Autek WM-1 calibrated.... (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Sun, 17 Feb 2013 15:33:12 -0500; Hi all I'm having an issue and I think that it's the wall wort. The meter tested fine at low power on the test bench.....300 watts. When I put it in line on the station with an excellent station grou; /archives//html/Amps/2013-02/msg00134.html (7,073 bytes)
27. [Amps] Alpha 76pa shutdown (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Thu, 16 Oct 2014 23:21:11 -0400; I put the amp in Standby while I set the antenna tuner up for 75 meters on the balanced Line (real ladder line). Then I went to it and it was off. Would not go on so I pull it out and but my built Am; /archives//html/Amps/2014-10/msg00102.html (7,268 bytes)
28. [Amps] Alpha 76pa problem solved!! (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Fri, 17 Oct 2014 23:22:41 -0400; I found the culprit. Power plug failure. I'll have to go to Home Depot and get a new heavy duty 220 plug for the cord and all will be well again!!!! Cam WA4JKW Something simple always stumps us for a; /archives//html/Amps/2014-10/msg00150.html (6,510 bytes)
29. [Amps] Hunter 2000C issue (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Sat, 15 Nov 2014 22:37:49 -0500; R9 keeps going open. Any ideas. It's the center feed to the cap string. 5 ohm 10 w wire wound. I had switched from 75m to 20m and was loading when it went down the first time. I had 1450 PEP watts ou; /archives//html/Amps/2014-11/msg00030.html (7,092 bytes)
30. [Amps] Subject: Re: Hallicrafters HT-41 (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Tue, 10 Nov 2015 14:27:25 -0500; I'd look for a pair of 866's and remove the circuit to bring the amp back to origional layout. Just my two cents. 73, Cam WA4JKW _______________________________________________ Amps mailing list Amps; /archives//html/Amps/2015-11/msg00052.html (6,876 bytes)
31. [Amps] buzzing PA-76 transformer (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Mon, 3 Oct 2016 21:53:27 -0400; I'd spring for a new transformer for a great amp such as that. Sure tubes aren't readily available, but if they are fine why not drop $650 on a tranformer? WA4JKW ____________________________________; /archives//html/Amps/2016-10/msg00019.html (6,841 bytes)
32. [Amps] WooHoo, Pa-76 IA UP AGAIN (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Sat, 15 Oct 2016 17:33:41 -0400; Reley was bad.......Nice new one. Cam WA4JKW _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2016-10/msg00063.html (6,319 bytes)
33. [Amps] Matchlett 3-500Z tubes... (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Sat, 26 Nov 2016 11:06:40 -0500; I bought a pair two years ago and installed them in an L4-b they promptly shorted, no warranty coverage. Made great lights. WA4JKW _______________________________________________ Amps mailing list Am; /archives//html/Amps/2016-11/msg00123.html (6,425 bytes)
34. [Amps] Last amp to buy. (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Thu, 1 Dec 2016 08:50:57 -0500; Hi all, I'm looking to replace my amp with a new 12v keying amplifier to do 1.5 kw when I want it. Shall I do Alpha or what. WA4JKW _______________________________________________ Amps mailing list A; /archives//html/Amps/2016-12/msg00005.html (6,811 bytes)
35. Re: [Amps] Amps Digest, Vol 174, Issue 9 (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Mon, 5 Jun 2017 14:10:47 -0400; RE: RF2k SS AMP I'll stick with Alpha, They've been proven for years to hold up under grueling pressure. For the buck they'll do the bang.... Charles, WA4JKW _________________________________________; /archives//html/Amps/2017-06/msg00126.html (32,703 bytes)
36. [Amps] Alpha (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Tue, 3 Oct 2017 17:10:08 -0400; Still make great amps, to bad they aren't supporting the Legacy Amplifiers that many of us keep in operation. Cam WA4JKW _______________________________________________ Amps mailing list Amps@contest; /archives//html/Amps/2017-10/msg00028.html (6,666 bytes)
37. [Amps] Second Fan for 87A (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Sun, 3 Mar 2019 19:12:30 -0500; I used a 240VAC fan in mine and it's been cooling the PS side of my Alpha for 4 years. Cam, WA4JKW _______________________________________________ Amps mailing list Amps@contesting.com http://lists.c; /archives//html/Amps/2019-03/msg00005.html (6,753 bytes)
38. [Amps] 30K-A in my stable (score: 1): Author: Charles Hedrick <cchedrick@gmail.com>; Date: Fri, 13 Sep 2019 10:06:18 -0400; 30K-A to use as my S-line RE amplifier. I have two s-lines stations. and an Alpha for the two Icoms. Can't wait to get in up and running. Gotta add another service to the has to run the station. The; /archives//html/Amps/2019-09/msg00019.html (6,441 bytes)

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