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201. [Amps] Inductance Question (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Mon, 1 Apr 2002 20:41:22 -0800; It is a conductor, not an oscillator, Norm. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00048.html (7,671 bytes)
202. [Amps] IMD vs. Vcc (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Tue, 2 Apr 2002 02:11:23 -0800; Why not 10kHz if an AM signal can take up 12kHz ? cheers, Mike - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00060.html (9,826 bytes)
203. [Amps] rotten splatter/ IMD vs. Vcc (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Tue, 2 Apr 2002 08:22:30 -0800; 3rd down 40db plus 5th down 40db does not equal 40db total IMD, which would still be over the 40db limit.. Clever. Another solution is switch the 12VDC at c. 100kHz, and use a FWD to produce 24; /archives//html/Amps/2002-04/msg00077.html (8,313 bytes)
204. [Amps] Inductance Question (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Tue, 2 Apr 2002 10:49:21 -0800; ? This morning, the 2 x 6 Cu strap's inductance measured 60nH. cheers - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00086.html (6,865 bytes)
205. [Amps] IMD vs. Vcc (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Tue, 2 Apr 2002 11:10:59 -0800; ? Rumour has it that W6CHR is now a 'Silent Key', or more correctly, a Dead Microphone. His signal will be missed by a multitude on 75m. Presumably, CHR will be operating the club station, HE1L. che; /archives//html/Amps/2002-04/msg00089.html (8,394 bytes)
206. [Amps] Re: IMD (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Tue, 2 Apr 2002 11:11:04 -0800; This is the separation needed to stop the Tx filter skirt from overlapping the Rx filter skirt. Thus, one hears only genuine, bona fide, feculence without any fundamental. For a double filter radio,; /archives//html/Amps/2002-04/msg00090.html (8,038 bytes)
207. [Amps] Re: IMD (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Tue, 2 Apr 2002 16:23:15 -0800; note other that a Amen, Gary. Rocket science, it's not. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00099.html (8,977 bytes)
208. [Amps] Re: IMD (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Wed, 3 Apr 2002 06:32:35 -0800; ? agreed. One could use IF shift to make thing a bit more crispy to separate the IMD from the from the other sideband. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. en; /archives//html/Amps/2002-04/msg00116.html (7,526 bytes)
209. [Amps] IMD vs. Vcc (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Wed, 3 Apr 2002 06:32:41 -0800; ? Without a db spec, a bandwidth spec is indeterminate. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00117.html (8,798 bytes)
210. [Amps] IMD vs. Vcc (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Wed, 3 Apr 2002 06:32:38 -0800; ? If you don't use it on the commercial bands, it's ok. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00118.html (7,509 bytes)
211. [Amps] unstable Ameritron AL811 (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Thu, 4 Apr 2002 02:29:14 -0800; ? A friend who writes magazine reviews was evaluating the prototype AL-811 before MFJ went into production. During the first half hour of use, an audible glitch occurred and the tungsten filaments o; /archives//html/Amps/2002-04/msg00138.html (8,544 bytes)
212. [Amps] unstable Ameritron AL811 (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Thu, 4 Apr 2002 08:11:32 -0800; Not Invented Here syndrome? - For the curious, it might be interesting to measure the resonance of the "grounded"-grid with a dipmeter. If, perchance, the resonance of the grid is lower than the res; /archives//html/Amps/2002-04/msg00152.html (7,287 bytes)
213. [Amps] WTD: 5CX1500A Datasheet (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Thu, 4 Apr 2002 10:15:52 -0800; To: <amps@contesting.com> ? The Eimac data sheets do not have a constant current curve graph for the rated screen potential of 750V. If you like, I can scan the 8-pages and e-mail them to you in jpe; /archives//html/Amps/2002-04/msg00157.html (8,614 bytes)
214. [Amps] Re: Negative grid current fixed (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Thu, 4 Apr 2002 10:22:37 -0800; Thanks for the good news, Lynn. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00158.html (7,329 bytes)
215. [Amps] Another L measurement of 2" Cu strap (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Thu, 4 Apr 2002 15:28:03 -0800; I cut the 6" x 2" Cu strap (60nH) in half. The L of a 3" length was c. 28nH, - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00167.html (7,186 bytes)
216. [Amps] SB-220 Transformer Problem (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Fri, 5 Apr 2002 07:00:44 -0800; HV transformer failure is rare in the SB-220, but it happens occasionally, especially with hours of berserko speech-processing and screeching into the mic. - Filament/bias transformer failure is mor; /archives//html/Amps/2002-04/msg00175.html (10,694 bytes)
217. [Amps] SB-220 Transformer Problem (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Fri, 5 Apr 2002 07:09:33 -0800; Potted in black tar is a big deal, Barry. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00176.html (7,916 bytes)
218. [Amps] Another L measurement of 2" Cu strap (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Fri, 5 Apr 2002 08:49:49 -0800; My guess is c. 15nH. Depends on F. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00177.html (7,199 bytes)
219. [Amps] Another L measurement of 2" Cu strap (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Fri, 5 Apr 2002 10:40:10 -0800; ? One bend the Cu foil a bit and spreads the Cu clips a bit. ? The loop is closed by the 48,5pF cap and the clipleads. The Cu foil does not close the loop. I have no other way to make this measureme; /archives//html/Amps/2002-04/msg00184.html (8,186 bytes)
220. [Amps] SB-220 Transformer Problem (score: 1): Author: 2@mail.vcnet.com (Richard); Date: Fri, 5 Apr 2002 10:42:49 -0800; ? Only the filament transformer. The TL922 made the same error. Switching to R-cutoff bias cures the problem. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2002-04/msg00185.html (9,350 bytes)

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