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361. [AMPS] conversion kit price..? (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Thu, 11 Nov 1999 21:26:30 -0800; Steve, How much was the conversion kit..? I figure the new parts should cost less than $10... Two caps and a toroid wound coil..? skipp Just a sidebar: the GLA1000 conversion parts kit from Dentron i; /archives//html/Amps/1999-11/msg00299.html (7,320 bytes)
362. [AMPS] SB 220 meters and the 110 volt supply (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Thu, 11 Nov 1999 21:53:20 -0800; easily Then it would be a toss-up about doing the conventional "rewire mod" (as also described on Rich's web page) vs the install of one resistor. Ahhhh... the lazy man has choices to make... Yes, b; /archives//html/Amps/1999-11/msg00300.html (8,960 bytes)
363. [AMPS] Heathkit SB-220 meter face scans (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Mon, 15 Nov 1999 23:39:25 -0800; Hello there, The repair of my friends Heathkit SB 220 continues forward. The damaged parts list for this amplifier reads like a blue print for a parasitic bang as described by Rich, AG6K. Both the gr; /archives//html/Amps/1999-11/msg00340.html (8,065 bytes)
364. [AMPS] collins 30 S 1 amplifier bulbs (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sat, 20 Nov 1999 13:14:26 -0800; Hello there, I tried to pop open my 30 S 1 amp top to see what the bulbs were, christmas it's a pain to get to them. The manual part numbers are spec as follows: DS201,202 and 203 are Incandesant 6.3; /archives//html/Amps/1999-11/msg00417.html (7,786 bytes)
365. [AMPS] alpha 76a prob./ideas? (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sat, 20 Nov 1999 13:27:45 -0800; Hi Hank, Are you able to safely see the plate current rise and fall with normal amounts of drive? What does the grid current indication do at the various drive levels? What is the static Plate volta; /archives//html/Amps/1999-11/msg00418.html (7,468 bytes)
366. [AMPS] Z80 emulator for ARD230 repair (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sat, 20 Nov 1999 23:27:57 -0800; Hi Mike, I almost hate to admit this... There are a group of us Z-80 die hards still around. Although I don't have an open emulator myself, you can go to my trs 80 computer pages and fine a link to s; /archives//html/Amps/1999-11/msg00426.html (8,447 bytes)
367. [AMPS] 220K resistor vs choke and sound card tone generator program... (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Fri, 26 Nov 1999 00:18:19 -0800; Hello again... this thought :about generating and measurement of two tone using a computer with a sound card. In one of my more recent audio mags (glass audio or audio amateur), there's a blurb about; /archives//html/Amps/1999-11/msg00493.html (8,523 bytes)
368. [AMPS] need for SB 200 parts (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sun, 3 Oct 1999 10:50:51 -0700; Hello there, You might remember my "doing the homework" post about an input circuit for 572b amplifiers. Well, the results were coming in as a very mixed bag, so I've chosen to go through the motions; /archives//html/Amps/1999-10/msg00067.html (7,601 bytes)
369. [AMPS] 813 operation (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sun, 3 Oct 1999 10:22:08 -0700; 813 drive question Hi James, You want the honest answer, it's not really that close, but it will work ok. Your probably going to be cooking the 813's into AB2 operation to get enough gas out of them.; /archives//html/Amps/1999-10/msg00068.html (7,763 bytes)
370. [AMPS] Poor mans Filament Xfmr center tap. (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sun, 3 Oct 1999 10:12:26 -0700; Re: simple center tap for transformer, originally without one. Hello, Even more simple to add a center tap lead to your transformer... is to include a low value resistor from each side of the transfo; /archives//html/Amps/1999-10/msg00069.html (8,289 bytes)
371. [AMPS] dentron amplifier (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Mon, 4 Oct 1999 23:24:36 -0700; re: dentron amplifier(s) Lent it to you not working, He's a friend eh..? Aside from the "fuse" action, some 10 ohm resistors in the cathode lead of each tube improves linearity quite a bit. It's a gr; /archives//html/Amps/1999-10/msg00177.html (12,644 bytes)
372. [AMPS] cap Henry 2K-3 (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Mon, 4 Oct 1999 23:32:12 -0700; Martin, Earlier this year, I posted here on amps, the name of the Capacitor supplier in Floriday for the Henry HF amplifiers I've repaired. You'll have to go back and search through the archives. I'v; /archives//html/Amps/1999-10/msg00178.html (8,676 bytes)
373. [AMPS] toroid 4cx250/350 ideas (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Wed, 6 Oct 1999 23:01:19 -0700; re: the current 4cx350 project thread. I've done this amplifier project once already. I've actually gone back to look through my notes and final as-built design. There were some issues about the 4:1; /archives//html/Amps/1999-10/msg00243.html (8,254 bytes)
374. [AMPS] gonna buy... (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Mon, 11 Oct 1999 00:21:25 -0700; a Dentron ...? cheers skipp ___________________________________________________________________ Get the Internet just the way you want it. Free software, free e-mail, and free Internet access for a; /archives//html/Amps/1999-10/msg00363.html (7,012 bytes)
375. [AMPS] dentron gla 1000 amplifier (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Tue, 12 Oct 1999 22:44:55 -0700; re: dentron gla 1000 mods. Yes, but not using the Svetlana web page information. It's similar. The 509 is the best choice. Simple enough. The cathode lead of the amplifier is brought over to the un-u; /archives//html/Amps/1999-10/msg00418.html (8,275 bytes)
376. [AMPS] Circulators and Isolators. (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Tue, 12 Oct 1999 22:29:35 -0700; re: Circulators and Isolators. Hello all... My turn... the to Pretty much, but there are multi port units made, very common at VHF and above. The strip line is mostly Microwave... the VHF/UHF version; /archives//html/Amps/1999-10/msg00419.html (9,243 bytes)
377. [AMPS] grades of "cb amplifiers". (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sat, 16 Oct 1999 02:51:25 -0700; I really enjoyed laughing at the CB amplifier stories, so here's a few I know about... Most of the 70's vintage serious amplifiers were semi home brew ceramic tubes or converted amateur stuff. In par; /archives//html/Amps/1999-10/msg00517.html (8,220 bytes)
378. [AMPS] drive increase blows HV fuses... (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Thu, 21 Oct 1999 21:19:05 -0700; Mike, Almost the same exact problem appeared in a Henry I sold for a friend. Turned out to be bad a rectifier tube. That was pretty much it... cheers skipp ___________________________________________; /archives//html/Amps/1999-10/msg00584.html (7,405 bytes)
379. [AMPS] Converting SB-200 to 6 (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sat, 23 Oct 1999 11:27:37 -0700; Norm, Are you looking for a diagram to follow as a general guide, or a copy of some complete commercial amplifer? I'll scan one of mine and pop it up on one of my servers Monday or Tuesday. 73's skip; /archives//html/Amps/1999-10/msg00607.html (7,524 bytes)
380. [AMPS] triple item... (score: 1): Author: nospam4me@juno.com (nospam4me@juno.com); Date: Sun, 24 Oct 1999 23:40:42 -0700; Hello there, re: 572's on six First off, Norm... I'm sorry I don't have a copy of Carls circuit. I just have a lot of diagrams myself. Most are standard commercial circuits and some of my own designs; /archives//html/Amps/1999-10/msg00621.html (8,525 bytes)

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