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References: [ +from:gdaught6@Stanford.edu: 176 ]

Total 176 documents matching your query.

161. [Amps] Power meter FS (score: 1)
Author: gdaught6@stanford.edu
Date: Fri, 01 Mar 2013 10:36:03 -0800
A friend would like to sell his RF power meter Hewlett-Packard model 432A, with thermistor mount 478A, and operating/service manual. Thermistor is good. All in excellent condition. If you're interest
/archives//html/Amps/2013-03/msg00017.html (6,593 bytes)

162. Re: [Amps] Unique Henry Classic VHF console amps on QTH (score: 1)
Author: gdaught6@stanford.edu
Date: Tue, 12 Mar 2013 08:45:28 -0700
Jeff wrote... Econco used to rebuild them. The last I heard (a year or two ago) they had stopped because they weren't satisfied with the reliability of their rebuilt tubes. 73, George T Daughters, K6
/archives//html/Amps/2013-03/msg00185.html (8,507 bytes)

163. Re: [Amps] repair of older Command Tech VHF-2000 amp (score: 1)
Author: gdaught6@stanford.edu
Date: Mon, 14 Oct 2013 21:51:28 -0700
Carl wrote... Easiest in the other order. 73, George T Daughters, K6GT CU in the California QSO Party (CQP) October 5-6, 2013 _______________________________________________ Amps mailing list Amps@co
/archives//html/Amps/2013-10/msg00246.html (8,103 bytes)

164. Re: [Amps] Chinese FU-724F (score: 1)
Author: gdaught6@stanford.edu
Date: Wed, 27 Nov 2013 08:53:23 -0800
Hsu wrote... Look at the mu (amplification factor) for the 3-500Z, or the 8877, for example: 160 and 200. With a mu of 70, it will take considerably more drive power than what is usual for amateur se
/archives//html/Amps/2013-11/msg00430.html (7,370 bytes)

165. Re: [Amps]  negative screen current (score: 1)
Author: gdaught6@stanford.edu
Date: Mon, 30 Dec 2013 09:59:55 -0800
Peter asked... It is caused by 'secondary emission' of electrons from the anode. Under some conditions, more electrons are being gathered (by the screen grid) from the anode than from the cathode. Fo
/archives//html/Amps/2013-12/msg00189.html (8,017 bytes)

166. Re: [Amps] Cool Amp Silver Plating (score: 1)
Author: gdaught6@stanford.edu
Date: Sat, 01 Mar 2014 08:55:24 -0800
Roger wrote... < snip > Cyanide gas is NOT odorless. It smells of almonds 'bitter almonds' if I recall my chemistry book correctly. The trouble is, if it's concentrated enough to smell, you want to g
/archives//html/Amps/2014-03/msg00004.html (7,389 bytes)

167. Re: [Amps] Cool Amp Silver Plating (score: 1)
Author: gdaught6@stanford.edu
Date: Sat, 01 Mar 2014 09:26:27 -0800
Bill wrote... I didn't know that. Thanks for the info! 73, George T Daughters, K6GT CU in the California QSO Party (CQP) October 4-5, 2014 _______________________________________________ Amps mailing
/archives//html/Amps/2014-03/msg00006.html (7,369 bytes)

168. Re: [Amps] 3-500Zs inverted (score: 1)
Author: gdaught6@stanford.edu
Date: Thu, 03 Apr 2014 09:25:54 -0700
Pete asked... Going to the authoratative scriptures, the Eimac data sheet says "The 3-500Z must be operated vertically, base up or base down." 73, George T Daughters, K6GT CU in the California QSO Pa
/archives//html/Amps/2014-04/msg00028.html (6,924 bytes)

169. Re: [Amps] Looking for Door Knob Capacitor (score: 1)
Author: gdaught6@stanford.edu
Date: Sun, 11 May 2014 20:15:45 -0700
Hi Ed, I'll check my stash tomorrow and let you know. I'm not going to Dayton. 73, George T Daughters, K6GT CU in the California QSO Party (CQP) October 4-5, 2014 ____________________________________
/archives//html/Amps/2014-05/msg00068.html (6,731 bytes)

170. Re: [Amps] WTB 25 pf doorknob caps (score: 1)
Author: gdaught6@stanford.edu
Date: Mon, 24 Nov 2014 22:07:54 -0800
Hi Don, Ouch. I have exactly 8 of them, 4 each from 2 manufacturers. They look perfect, but they may be 5kV, not 7.5kV. I'll let them go for $50 for the lot. Let me know if you're interested. 73, Geo
/archives//html/Amps/2014-11/msg00044.html (7,245 bytes)

171. Re: [Amps] Power from Pair of Eimac 4 x 150 a / 7034? (score: 1)
Author: gdaught6@stanford.edu
Date: Sat, 27 Dec 2014 13:39:50 -0800
What screen voltage? What mode? CW? SSB? See: http://www.g8wrb.org/data/Eimac/4X150A_D.pdf for data sheet. 73, George T Daughters, K6GT CU in the California QSO Party (CQP) October 3-4, 2015 _______
/archives//html/Amps/2014-12/msg00109.html (7,367 bytes)

172. Re: [Amps] Multi-tube vs Single or Dual-tube amps? (score: 1)
Author: gdaught6@stanford.edu
Date: Tue, 20 Jan 2015 10:27:07 -0800
Bill wrote... < snip > Or, you could just contact me. I have a pair of 4-125A's I'd part with for a reasonable sum. Filaments and hi-pot test good. I also have a pair of 4-250A's... Filaments and hi-
/archives//html/Amps/2015-01/msg00182.html (9,035 bytes)

173. Re: [Amps] Shorting switch needed (score: 1)
Author: gdaught6@stanford.edu
Date: Mon, 20 Apr 2015 15:04:16 -0700
Hi Kathy, I'll look in my junk box. 73, George T Daughters, K6GT CU in the California QSO Party (CQP) October 3-4, 2015 _______________________________________________ Amps mailing list Amps@contesti
/archives//html/Amps/2015-04/msg00141.html (7,151 bytes)

174. [Amps] (Fwd) Re: Shorting switch needed (score: 1)
Author: gdaught6@stanford.edu
Date: Tue, 21 Apr 2015 09:25:58 -0700
Kathy Bookmiller wrote... I found one in my junk box that will probably work for you. Please e-mail me direct : k6gt@arrl.net if you're interested. Sorry to bother Reflector subscribers with this, bu
/archives//html/Amps/2015-04/msg00151.html (6,912 bytes)

175. Re: [Amps] TB5/2500 options (score: 1)
Author: George T Daughters <gdaught6@stanford.edu>
Date: Fri, 20 Nov 2015 05:26:12 +0000
Steve wrote... speculate on what it might do? I don't believe it would be a very good amplifier tube, with a mu that low. 73, K6GT _______________________________________________ Amps mailing list Am
/archives//html/Amps/2015-11/msg00132.html (7,211 bytes)

176. Re: [Amps] help for parts...please (score: 1)
Author: George T Daughters <gdaught6@stanford.edu>
Date: Tue, 9 Feb 2016 21:06:04 +0000
Ted, If you're looking for the little 5kV "doorknobs" I'm pretty sure I have 4 of them to spare. Shall I look in my stash, or is it some other form factor you're after? 73, K6GT I'm looking to find (
/archives//html/Amps/2016-02/msg00037.html (7,814 bytes)


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