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1. [Amps] dedicatedrf.com amps (score: 1): Author: Brian KA9EGW <ka9egw@ka9egw.com>; Date: Thu, 25 Feb 2016 23:58:43 -0600; For $7k I can build a one-off no-tune amp with device dissipation > power out and scary-low IMD...how about a 4cw5000 and no grid current. How many extra dB in the antenna farm will $7k buy? 73, Bria; /archives//html/Amps/2016-02/msg00063.html (21,662 bytes)
2. [Amps] 30L1 keying (score: 1): Author: <ka9egw@ka9egw.com>; Date: Tue, 27 Dec 2016 15:35:58 -0600; So I have a 30L1, and am trying to design a keying circuit that will allow keying the -160V relay line with a radio whose amp-key output is a common-emitter NPN rated to pull down a max of +100V.not; /archives//html/Amps/2016-12/msg00448.html (6,961 bytes)
3. [Amps] Thanks [was: 30L1] (score: 1): Author: <ka9egw@ka9egw.com>; Date: Tue, 27 Dec 2016 17:29:23 -0600; Thanks to all who replied; I have a bunch of options. 73, Brian KA9EGW _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listin; /archives//html/Amps/2016-12/msg00450.html (6,348 bytes)
4. [Amps] keying issue resolved (score: 1): Author: <ka9egw@ka9egw.com>; Date: Wed, 28 Dec 2016 08:17:31 -0600; My sincere thanks to all who responded. After serious consideration I got inspired to keep it simple-a 240VAC 30A solid state relay with the low side of the 3-32VDC input pulled to ground by any of s; /archives//html/Amps/2016-12/msg00463.html (7,231 bytes)
5. Re: [Amps] keying issue resolved (score: 1): Author: <ka9egw@ka9egw.com>; Date: Wed, 28 Dec 2016 09:04:23 -0600; You make a good point.but I was thinking a MOSFET-output AC/DC SSR. Better be careful, Brian! Most AC solid state relays use thyristors for switching and depend on the zero crossing of the AC load to; /archives//html/Amps/2016-12/msg00469.html (9,008 bytes)
6. [Amps] More about amplifier keying (score: 1): Author: KA9EGW <ka9egw@ka9egw.com>; Date: Wed, 28 Dec 2016 09:15:22 -0600; Jim makes a good point, if I'm going to use a solid-state relay it had best be a mosfet one...this train of thought all started when I found this old crydom ssr in my junk box...as I was moving stuff; /archives//html/Amps/2016-12/msg00472.html (21,431 bytes)
7. [Amps] amp keying (score: 1): Author: <ka9egw@ka9egw.com>; Date: Wed, 28 Dec 2016 12:27:12 -0600; So I ordered a KeyAll HV kit and called it done. No sense reinventing the wheel. 73, Brian KA9EGW _______________________________________________ Amps mailing list Amps@contesting.com http://lists.co; /archives//html/Amps/2016-12/msg00477.html (6,174 bytes)
8. [Amps] Stripping Litz (score: 1): Author: KA9EGW <ka9egw@ka9egw.com>; Date: Tue, 16 May 2017 14:58:48 -0500; Methylene chloride? Sent from my iPhone, still learning to use it _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/am; /archives//html/Amps/2017-05/msg00157.html (28,519 bytes)
9. [Amps] Gett4ring 3-500z's (score: 1): Author: "KA9EGW" <ka9egw@ka9egw.com>; Date: Tue, 19 Sep 2017 12:56:38 -0500; Google "gettering 3-500z's"...the getter is the coating on the plate and they're meant to run with some color is how it was explained to me... I have a spare pair kicking around here left over from s; /archives//html/Amps/2017-09/msg00061.html (15,043 bytes)
10. Re: [Amps] Amps Digest, Vol 180, Issue 4 (score: 1): Author: <ka9egw@ka9egw.com>; Date: Mon, 4 Dec 2017 19:19:44 -0600; 5/1962 QST, page 40. 9 x 6DQ5 and a voltage multiplier right off the 115V line. Send Amps mailing list submissions to amps@contesting.com To subscribe or unsubscribe via the World Wide Web, visit htt; /archives//html/Amps/2017-12/msg00023.html (16,672 bytes)
11. [Amps] Multi tube amp (score: 1): Author: KA9EGW <ka9egw@ka9egw.com>; Date: Tue, 5 Dec 2017 15:32:20 -0600; Seems to me there was also one in strays that use something like a dozen 1625s on parallel Sent from my device that creates typos _______________________________________________ Amps mailing list Amp; /archives//html/Amps/2017-12/msg00034.html (30,567 bytes)

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