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321. [Amps] Induction Motors was: Muffin Fans and hot exhaust (score: 1): Author: 2@vc.net (2); Date: Thu, 25 Jul 2002 12:52:12 -0700; I have seen air-compressor motors with a centrifugal switch/start winding, but I have never seen a centrifugal blower motor with such a switch. Air-compressor motors appear to draw c. 5-times the ra; /archives//html/Amps/2002-07/msg00480.html (11,063 bytes)
322. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Thu, 25 Jul 2002 12:52:15 -0700; ** An IR thermometer is ideal for this application. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-07/msg00481.html (9,061 bytes)
323. [Amps] Muffin Fans (score: 1): Author: 2@vc.net (2); Date: Fri, 26 Jul 2002 05:02:53 -0700; The B-36 was never used to bomb people. I heard one fly over Santa Paula, CA when I was in First Grade, and the place shook enough to cause immediate surrender of the neighborhood. As I understand i; /archives//html/Amps/2002-07/msg00490.html (7,910 bytes)
324. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Fri, 26 Jul 2002 06:30:36 -0700; - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-07/msg00491.html (10,493 bytes)
325. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Fri, 26 Jul 2002 17:57:02 -0700; the Chortle. Or when you telephone first, the computer says it in stock, you drive 25 miles to pick the part up, and the part is not on the shelf. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K; /archives//html/Amps/2002-07/msg00496.html (9,560 bytes)
326. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Fri, 26 Jul 2002 17:57:04 -0700; ** I build a cardboard box mock-up enclosure, duct-tape stuff in place, measure the delivered pressure with a manometer, and, if needed, I make changes. I have found few blowers blower that meet the; /archives//html/Amps/2002-07/msg00497.html (9,585 bytes)
327. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Fri, 26 Jul 2002 17:57:07 -0700; So if horse sense yagi-uda design -- i.e., tuning for max fwd gain on an antenna test range - with element length/spacing experimentation produces more gain than the computer modeling antenna, one s; /archives//html/Amps/2002-07/msg00498.html (12,160 bytes)
328. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Sat, 27 Jul 2002 06:58:08 -0700; When a omputer modeling program produces better results on the antenna test range, there is no argument. When it does not, it becomes a laughing stock. The guide spot assures alignment. Some build a; /archives//html/Amps/2002-07/msg00503.html (10,475 bytes)
329. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Sat, 27 Jul 2002 06:58:12 -0700; This test only works dependably with breech-lock tubes when they are in the socket and unlocked. cheers, Mike - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-07/msg00504.html (9,755 bytes)
330. [Amps] Muffin Fan on Swan Mark 1 (score: 1): Author: 2@vc.net (2); Date: Sat, 27 Jul 2002 22:56:49 -0700; Interesting. thanks. About 20-years ago, John McDonald, W6SDM built an 11-el 432MHz yagi-uda with adjustable matching, element length, and spacing on a non-conductive boom. He tried the various publ; /archives//html/Amps/2002-07/msg00509.html (9,425 bytes)
331. [Amps] questions (score: 1): Author: 2@vc.net (2); Date: Sun, 28 Jul 2002 06:24:22 -0700; There is no simple answer to that question because there is simply no single type or mfg of muffin fans. According to the mfg's specs, some are apparently designed to operate at higher temperatures; /archives//html/Amps/2002-07/msg00512.html (7,578 bytes)
332. [Amps] FS: 8171 amplifier parts (score: 1): Author: 2@vc.net (2); Date: Mon, 29 Jul 2002 05:25:40 -0700; A friend is selling an 8171/4cx10,000D, socket, chimney, filament-transformer, vacuum variables, tank L and other parts. If you have at least 100A mains, are interested in building a single-stage 20d; /archives//html/Amps/2002-07/msg00520.html (6,570 bytes)
333. [Amps] Magic Meter Shunts... (score: 1): Author: 2@vc.net (2); Date: Mon, 29 Jul 2002 15:22:21 -0700; DMMs typically supply minimal current on ohms function. DMMS can also determine fS sensitivity as well as meter calibration accuracy. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.co; /archives//html/Amps/2002-07/msg00536.html (8,098 bytes)
334. [Amps] Re: diode strings...bias (score: 1): Author: 2@vc.net (2); Date: Wed, 31 Jul 2002 05:42:18 -0700; ** Yeah, but how many guys run a 3cx10,000A7/8160. However, with the airflow required to cool one of those suckers, the cathode bias diodes would run way cooler. [an 8160 with 10kV DC on the anode d; /archives//html/Amps/2002-07/msg00542.html (10,550 bytes)
335. [Amps] Re: FW: diode strings...bias (score: 1): Author: 2@vc.net (2); Date: Wed, 31 Jul 2002 06:07:43 -0700; ** Frequency didn't matter? ** 10m is the band where 600pF of grid bypass [XC=9.4-ohms] is seemingly enough. Since a typical "Zero-inductance" 3-500Z grid-grounding strap has c. 15nH of XL at 10m, a; /archives//html/Amps/2002-07/msg00543.html (9,873 bytes)
336. [Amps] Strange Problerm (score: 1): Author: 2@vc.net (2); Date: Fri, 7 Jun 2002 06:41:51 -0700; Amen, Mr. Rauch. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-06/msg00051.html (7,707 bytes)
337. [Amps] Mica capacitors - Round 2 (score: 1): Author: 2@vc.net (2); Date: Sat, 25 May 2002 12:04:58 -0700; voodoo Amen to that. It means when you ignore the current rating, the capacitor can destruct. I ignored current ratings with the tetrode with handles amp. I experienced 6 padding capacitor fires and; /archives//html/Amps/2002-05/msg00431.html (11,693 bytes)
338. [AMPS] pills and rc feedback (score: 1): Author: 2@vc.net (2); Date: Tue, 22 Jan 2002 06:58:55 -0800; // Indeed. Shades of Orwell's "1984"? // And there's the fly in the ointment. SpamCop is like having a vaccine that kills half of those innoculated. // I was quiet only because my posts were being b; /archives//html/Amps/2002-01/msg00164.html (9,101 bytes)
339. [AMPS] New to the Amps list (score: 1): Author: 2@vc.net (2); Date: Tue, 22 Jan 2002 10:43:04 -0800; // Buyers tend to endorse whatever they spend their hard earned money on. // The prototype was sent to a writer-friend in Simi Valley for evaluation. During testing, the amplifier was apparently wor; /archives//html/Amps/2002-01/msg00170.html (9,390 bytes)
340. [AMPS] 3CX3000A7 (score: 1): Author: 2@vc.net (2); Date: Tue, 22 Jan 2002 10:51:54 -0800; Econco Broadcast Services in Woodlawn, CA. If they tell you it's a rebuildable dud, please e.mail me. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end -- FAQ on WWW:; /archives//html/Amps/2002-01/msg00171.html (6,572 bytes)

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