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Total 5 documents matching your query.

1. [Amps] Input impedance of pair 3-500z's in GG (score: 1): Author: Charlie Ocker <N9CO@aol.com>; Date: Sat, 13 Dec 2008 15:33:15 -0600; Hello, group. What is an acceptable value used in normal practice for the input impedance of a pair of 3-500z's in grounded grid? I've searched the archives, and haven't found an answer. The Eimac da; /archives//html/Amps/2008-12/msg00219.html (7,377 bytes)
2. Re: [Amps] Input impedance of pair 3-500z's in GG (score: 1): Author: Gudguyham@aol.com; Date: Sat, 13 Dec 2008 16:37:28 EST; A pair of 3-500Z tubes are close to 50 ohms input impedance. **Make your life easier with all your friends, email, and favorite sites in one place. Try it now. (http://www.aol.com/?optin=new-dp&icid=; /archives//html/Amps/2008-12/msg00220.html (6,820 bytes)
3. Re: [Amps] Input impedance of pair 3-500z's in GG (score: 1): Author: MIKE DURKIN <patriot121@msn.com>; Date: Sun, 14 Dec 2008 07:43:18 -0800; I didnt know the Swan Mark II didn't have an input matching network, my only experience is with the SB220 and HL2k witch do have input networks. If its not needed, then is it to help keep harmonic tr; /archives//html/Amps/2008-12/msg00223.html (8,669 bytes)
4. Re: [Amps] Input impedance of pair 3-500z's in GG (score: 1): Author: Jerry K <w5kp@hughes.net>; Date: Sun, 14 Dec 2008 10:08:36 -0600; During the time I owned it, I drove my Swan MK II with Johnson Rangers, a Kenwood TS-530SP (6146's), a Kenwood TS-450S/AT, a Yaesu FT-900AT, an FT-1000D, and a few other miscellaneous cats and dogs.; /archives//html/Amps/2008-12/msg00224.html (10,379 bytes)
5. Re: [Amps] Input impedance of pair 3-500z's in GG (score: 1): Author: "Dan Hearn" <n5ar@air-pipe.com>; Date: Sun, 14 Dec 2008 09:09:47 -0800; There are a number of reasons to use a tuned input. One is reduced IMD distortion and there several others. Open any Radio Amateurs Handbook to the RF Power Amp chapter and you will see a good discus; /archives//html/Amps/2008-12/msg00225.html (11,272 bytes)

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