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1. [AMPS] KF6IFK (score: 1): Author: dail@cebaf.gov (Walter Dail); Date: Tue, 10 Mar 1998 08:43:09 -0500; I can't resist. You all have to realize that CB'ers measure their power output differently. Have any of you seen these illegal solid state brick amps? They claim 500 watts out for a pair of MRF-454's; /archives//html/Amps/1998-03/msg00144.html (7,439 bytes)
2. [AMPS] Blowers (score: 1): Author: dail@cebaf.gov (Walter Dail); Date: Tue, 10 Mar 1998 08:57:33 -0500; A more serious note. Since blowers were brought up, I've notice that new blower prices are (well to me) out of sight. Most of the time I always try to find used ones cheap at hamfests and fleamarkets; /archives//html/Amps/1998-03/msg00145.html (8,341 bytes)
3. [AMPS] HV filter capacitors (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Wed, 04 Feb 1998 08:07:50 -0500; Use the oil filled cap. Oil filled caps unlike electrolytics do not dry out over time and break down. Usually electrolytics are used because they are usually cheaper than a comparable oil filled unit; /archives//html/Amps/1998-02/msg00009.html (9,063 bytes)
4. [AMPS] parasites (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Wed, 03 Dec 1997 15:15:32 -0500; Try Hot Shot. -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: ht; /archives//html/Amps/1997-12/msg00058.html (7,900 bytes)
5. [AMPS] Gain Curves (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Mon, 08 Dec 1997 14:58:46 -0500; Hello all, Here's a quickie, I have the Eimac tube catalog but would like to see some gain v/s frequency curves, namely for the 4CX250B/R, 8930, and 8877. Who do I call for these? Thanks, Walter Dail; /archives//html/Amps/1997-12/msg00148.html (6,595 bytes)
6. [AMPS] Need HV insulators/feedthru (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Tue, 09 Dec 1997 14:37:27 -0500; According to the Delta series HN 16, in my data book 5000V peak, Dielectric breakdown 5000V RMS min. , 0-4 Ghz Temp. range - Teflon -67F to +390F, Rexolite -67F to +185F Later, Walter Dail - KT4JA --; /archives//html/Amps/1997-12/msg00190.html (8,153 bytes)
7. [AMPS] 4X150A Amplifier (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Tue, 23 Dec 1997 10:50:33 -0500; Larry, If it's the same kind I have, (I don't have my Fair catalog here at work with me) I have the vhf version 100-225 Mhz. Mine used a single 4x150A which I replaced with a 4CX250B for more power.; /archives//html/Amps/1997-12/msg00352.html (8,822 bytes)
8. [AMPS] techno-babble (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Fri, 28 Nov 1997 17:12:49 -0500; Hello esteemed [AMPS] fans, As a professional in the electronics industry, I for one knows that there are many ways to solve any one problem. Any electrical engineer who says that they "know everythi; /archives//html/Amps/1997-11/msg00386.html (10,267 bytes)
9. [AMPS] Non Inductive Resistors (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Fri, 05 Sep 1997 14:22:59 -0400; Rich, I believe this is really getting too picky on the resistor subject. Of course all discrete components with any wire lead length will have some inductance. Anyone would know that. However, I th; /archives//html/Amps/1997-09/msg00095.html (8,415 bytes)
10. [AMPS] AM-912A/TRC Amp Mods (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Fri, 26 Sep 1997 08:55:54 -0400; Hello all, I have an AM-912A/TRC amplifier I had picked up from Fair Radio some years back. Anyway, for those of you not familiar with it, it has two sets of tuned, adjustable cavities with a single; /archives//html/Amps/1997-09/msg00364.html (7,430 bytes)
11. [AMPS] Grid Swamping resistor for 4CX250B (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Tue, 30 Sep 1997 09:36:55 -0400; Hello All, I have a question regarding using a grid swamping resistor on a tetrode amp. I have been building a twin cavity amp for 432 Mhz using a 4CX250B tube. I understand that instead of neutraliz; /archives//html/Amps/1997-09/msg00391.html (7,907 bytes)
12. [AMPS] Grid Swamping resistor for 4CX250B (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Tue, 30 Sep 1997 10:39:46 -0400; Shawn, Thanks for your comments. The 4CX1000 on 2m that I saw in the 1990 ARRL Handbook pg. 31-57 uses a 680 ohm 2W resistor for swamping in the grid bias (R1). I have no other choice (for mechanical; /archives//html/Amps/1997-09/msg00396.html (10,352 bytes)
13. [AMPS] Amperex 3-500Z??? (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Tue, 19 Aug 1997 08:22:15 -0400; Hello All, I have a set of Amperex tubes I believe are 3-400Z's or 3-500Z's, but have a different numerical designation. (I forgot the number off the top of my head!) Does anyone have the correct cro; /archives//html/Amps/1997-08/msg00148.html (6,838 bytes)
14. [AMPS] L4B Question (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Thu, 21 Aug 1997 12:02:06 -0400; Here's a simple question. Does the Drake L4B amp use a tuned input? I don't have one but would like to know. Later, Walter -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@conte; /archives//html/Amps/1997-08/msg00159.html (6,474 bytes)
15. [AMPS] Thanks for the L4B info (score: 1): Author: dail@CEBAF.GOV (Walter Dail); Date: Thu, 21 Aug 1997 14:18:36 -0400; Thanks for the info on the Drake L4B amp. I was wondering about it because I picked up a Swan Mark I (cheap) that does not. I'm using a tube final rig on the Swan so I guess it really doesn't matter.; /archives//html/Amps/1997-08/msg00160.html (7,461 bytes)

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