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21. [AMPS] Blown TL922A... What to do? (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Thu, 14 Sep 2000 07:32:18 +0100; --Original Message-- From: Mike Sawyer <kc4slk@csrlink.net> To: Phil Clements <philk5pc@tyler.net>; amps@contesting.com <amps@contesting.com>; Bill Aycock <baycock@hiwaay.net> Cc: 2@vc.net <2@vc.net>; /archives//html/Amps/2000-09/msg00698.html (9,713 bytes)
22. [AMPS] 8877 test results.?? (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 15 Sep 2000 07:28:26 +0100; Why was the tube taken out of service - in what way had it stopped functioning? Steve -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-; /archives//html/Amps/2000-09/msg00753.html (7,624 bytes)
23. [AMPS] Great debate (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 15 Sep 2000 07:18:52 +0100; I'm sure for some that it really does 'grate'. Is the misspelling a deliberate pun? Steve -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: a; /archives//html/Amps/2000-09/msg00754.html (7,518 bytes)
24. [AMPS] Fw: censorship, bad news time (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sun, 17 Sep 2000 07:24:32 +0100; If the list contains all members, one could look for oneself as a check. Steve -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST; /archives//html/Amps/2000-09/msg00812.html (8,098 bytes)
25. [AMPS] Hipot tests (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sun, 17 Sep 2000 08:11:46 +0100; I'd be interested in comments on the following results. The polarities given are correct. All tests are between anode and control grid. I bought a pair of 8877, I'm fairly certain they are industrial; /archives//html/Amps/2000-09/msg00813.html (7,434 bytes)
26. [AMPS] All Mode KW Transmitter firmware (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sun, 17 Sep 2000 07:37:51 +0100; --Original Message-- From: jeff millar <jeff@wa1hco.mv.com> To: warrenw@pentek.com <warrenw@pentek.com>; amps@contesting.com <amps@contesting.com>; Radio WC6W <wc6w@juno.com> To: <amps@contesting.com; /archives//html/Amps/2000-09/msg00814.html (8,418 bytes)
27. [AMPS] Hipot tests (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sun, 17 Sep 2000 18:59:51 +0100; given I don't know for sure, as it was someone else's amp that I was fixing, and I took the opportunity to check my tubes. Looking at the design I think was copied, I'd expect the heater to have been; /archives//html/Amps/2000-09/msg00817.html (8,521 bytes)
28. [AMPS] Hipot tests (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Mon, 18 Sep 2000 07:44:47 +0100; Sorry, too late at night, too much beer. The intended meaning: As the heater is blown, I don't mind opening the tube to investigate what appears to be a peculiar result from the hipot test. Steve PS; /archives//html/Amps/2000-09/msg00836.html (7,603 bytes)
29. [AMPS] Some tube questions...conversion to H2O cooling (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Wed, 20 Sep 2000 15:56:37 -0700; The most I've ever known of is running them in real cut off class C with about 400mA of anode current key down. The user had a source of really good ones that took 3kV in cutoff and 2.7kV key down. O; /archives//html/Amps/2000-09/msg00903.html (9,743 bytes)
30. [AMPS] Re: [Tube-Swap] Amperex and Penta Labs (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Thu, 21 Sep 2000 07:53:46 +0100; --Original Message-- From: William Fuqua <Wlfuqu00@pop.uky.edu> To: Harvey Axlerod <axlerod@acsu.buffalo.edu>; amps@contesting.com <amps@contesting.com> To: <amps@contesting.com> Date: 20 September 2; /archives//html/Amps/2000-09/msg00930.html (7,556 bytes)
31. [AMPS] Some tube questions...conversion to H2O cooling (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Thu, 21 Sep 2000 07:50:41 +0100; --Original Message-- From: Mike Sawyer <kc4slk@csrlink.net> To: measures <2@vc.net>; Steve Thompson <rfamps@ic24.net>; AMPS <amps@contesting.com> To: <amps@contesting.com> Date: 20 September 2000 21:; /archives//html/Amps/2000-09/msg00931.html (12,246 bytes)
32. [AMPS] Suppressors (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Thu, 3 Aug 2000 08:36:17 +0100; I was a bit concerned to see Wes' data having a column of N/R for the copper suppressor, when there clearly was a resistor built in there. Calculating the missing values from L and Q gets a set of nu; /archives//html/Amps/2000-08/msg00035.html (8,962 bytes)
33. [AMPS] SB1000 parasite question for Tom and Rich+ (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 4 Aug 2000 08:08:50 +0100; Hank, An important factor (maybe the most important factor) in whether a g-g amp is stable is whether the grid is at rf ground. Once it is not, feedback increases and instability becomes more likely.; /archives//html/Amps/2000-08/msg00077.html (10,047 bytes)
34. [AMPS] Suppressors (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 4 Aug 2000 07:17:30 +0100; --Original Message-- From: measures <2@vc.net> To: Peter Chadwick <Peter_Chadwick@mitel.com>; AMPS <amps@contesting.com>; 'Steve Thompson' <rfamps@ic24.net> To: <amps@contesting.com> Date: 03 August; /archives//html/Amps/2000-08/msg00078.html (8,635 bytes)
35. [AMPS] Suppressors (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 4 Aug 2000 07:52:58 +0100; --Original Message-- From: measures <2@vc.net> To: Steve Thompson <rfamps@ic24.net>; AMPS <amps@contesting.com> To: <amps@contesting.com> Date: 03 August 2000 16:12 Subject: Re: [AMPS] Suppressors sn; /archives//html/Amps/2000-08/msg00079.html (9,581 bytes)
36. [AMPS] 2000 ARRL Handbook question (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Fri, 4 Aug 2000 07:56:43 +0100; --Original Message-- From: measures <2@vc.net> To: Tom Rauch <W8JI@contesting.com>; amps <amps@contesting.com> To: <amps@contesting.com> Date: 03 August 2000 16:31 Subject: RE: [AMPS] 2000 ARRL Handb; /archives//html/Amps/2000-08/msg00080.html (8,484 bytes)
37. [AMPS] 2000 ARRL Handbook question (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sat, 5 Aug 2000 09:23:59 +0100; To: <amps@contesting.com> have of Ah - ok. I think Peter was referring to just an inductor in his comment, not the whole suppressor. Steve -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submission; /archives//html/Amps/2000-08/msg00108.html (9,168 bytes)
38. [AMPS] Suppressors (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sat, 5 Aug 2000 09:35:06 +0100; The suppressor was shorted out by c. 1" of copper wire. This has c. 10nH, about the same L as R-supp. This is why the anode resonance changes little. -- According to Wes' measurements, the suppressor; /archives//html/Amps/2000-08/msg00109.html (9,131 bytes)
39. [AMPS] Suppressors (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Sun, 6 Aug 2000 07:25:03 +0100; --Original Message-- From: measures <2@vc.net> To: Steve Thompson <rfamps@ic24.net>; AMPS <amps@contesting.com> To: <amps@contesting.com> Date: 05 August 2000 13:48 Subject: Re: [AMPS] Suppressors sn; /archives//html/Amps/2000-08/msg00125.html (9,346 bytes)
40. [AMPS] Suppressors (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Mon, 7 Aug 2000 07:22:31 +0100; Sorry, but OE is doing it usual job on attribution. I hope I've made the sequence of comments clear. --Original Message-- From: measures <2@vc.net> To: Steve Thompson <rfamps@ic24.net>; AMPS <amps@co; /archives//html/Amps/2000-08/msg00141.html (10,391 bytes)

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