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Total 231 documents matching your query.

221. [AMPS] HV switching power supply (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Mon, 26 Jul 1999 19:05:00 +0200; I'm looking for magzine articles or any other resource in order to explore this topic and to verify a number of doubts. Any kind of information or own experiences is welcome. Thank you in advance. 73; /archives//html/Amps/1999-07/msg00473.html (7,053 bytes)
222. [AMPS] Re: (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Wed, 28 Jul 1999 14:16:45 +0200; At least theorically speaking, who measures is supposed to know what is the nature of the parameter is checking like if he had to built his own meter. Nowadays it's extremely rare the case were a lab; /archives//html/Amps/1999-07/msg00556.html (9,931 bytes)
223. R: [AMPS] explain this one (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Sat, 31 Jul 1999 15:45:58 +0200; --Messaggio originale-- Da: Bill Vogler <vogler@innercite.com> A: amps <amps@contesting.com> Data: sabato 31 luglio 1999 1.07 Oggetto: [AMPS] explain this one What do You mean for "out of the circuit; /archives//html/Amps/1999-07/msg00658.html (8,924 bytes)
224. R: [AMPS] Winding high power xmit toroids (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Fri, 25 Jun 1999 23:58:53 +0200; Unless the loaded Q of the circuit is very low, not to waste time and money and getting disillusioned by poor performances, heating, detuning and core breaks I wouldn't use other than air wound coil; /archives//html/Amps/1999-06/msg00716.html (7,661 bytes)
225. R: [AMPS] fine tuning amp pi-network (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Mon, 28 Jun 1999 11:57:16 +0200; This is a multi-part message in MIME format. --=_NextPart_000_005D_01BEC15D.5DB95960 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable recommended Within a ce; /archives//html/Amps/1999-06/msg00732.html (21,722 bytes)
226. R: [AMPS] go figure (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Tue, 29 Jun 1999 08:23:16 +0200; --Messaggio originale-- Da: John T. M. Lyles <jtml@lanl.gov> A: amps@contesting.com <amps@contesting.com> Data: lunedì 28 giugno 1999 20.37 Oggetto: [AMPS] go figure Not really, a bit of creat; /archives//html/Amps/1999-06/msg00759.html (7,349 bytes)
227. R: [AMPS] Problem with Plate Choke (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Tue, 29 Jun 1999 22:50:32 +0200; As already reported by someone else , your plate choke was resonating in the near of the frequency used. This is not a rare situation in large chokes used to cover several octaves and it happens beca; /archives//html/Amps/1999-06/msg00781.html (9,701 bytes)
228. [AMPS] 3CX1200A7 self-oscillations (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Fri, 16 Apr 1999 08:17:32 +0200; Some 12 years ago, planning to build a new HF amplifier, I was in doubt if using a known, but a bit more "delicate" 8877, or the recent (at that time) 3CX1200A7. Having already experienced with the 8; /archives//html/Amps/1999-04/msg00296.html (7,876 bytes)
229. R: [AMPS] voltage drop (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Mon, 26 Apr 1999 12:41:14 +0200; If your power line is a single phase, without a regulation it's an hard job to filter properly not to see anyway a few hundred voltage drop at full current drain. Probably, 2 extra oil caps of same v; /archives//html/Amps/1999-04/msg00394.html (8,591 bytes)
230. R: [AMPS] Power Meter Readings Question (score: 1): Author: Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara); Date: Wed, 28 Apr 1999 20:22:03 +0200; SWR changes, in connection to line lenght changes, when the antenna impedance is different than that of the line and the generator. According to the transformation property of the lines, when the loa; /archives//html/Amps/1999-04/msg00415.html (8,350 bytes)
231. [Amps] Tube manufacturer info (score: 1): Author: "i4jmy@iol.it" <i4jmy@iol.it>; Date: Wed, 10 Dec 2003 09:39:23 +0100; Hi to All, anybody can give me information about Greenstone? Who are them? Anyone used their products for some reason? They claim to be manufacturing tubes, not refurbishing, but I've no experience o; /archives//html/Amps/2003-12/msg00153.html (6,740 bytes)

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