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Total 4 documents matching your query.

1. [AMPS] SB220 antenna relay (score: 1): Author: g3vbl@netcomuk.co.uk (Chris Pedder); Date: Mon, 10 Mar 1997 22:18:31 +0000; Hi there, A friend of mine, very much an old timer and not on this mode, is looking for an antenna relay for his SB220. He tells me that he has had no joy getting one in UK and I wondered whether the; /archives//html/Amps/1997-03/msg00113.html (7,297 bytes)
2. [AMPS] SB220 antenna relay (score: 1): Author: dbr@alumni.caltech.edu (David B. Ritchie); Date: Mon, 10 Mar 1997 14:49:07 -0800 (PST); Lots of relays will work -- the one used by Heathkit in the SB220 never quit on me, but I always viewed it as a weak link. Why not just go with a Dow Key, Amphenol or Transco -- these are widely avai; /archives//html/Amps/1997-03/msg00115.html (8,967 bytes)
3. [AMPS] SB220 antenna relay (score: 1): Author: km1h@juno.com (km1h@juno.com); Date: Mon, 10 Mar 1997 20:35:03 EST; There is a "slight" flaw in the approach mentioned below. First of all the SB220 relay runs at 125VDC. It is also a 3 pole device, one switches the exciter , the other the output and the third contro; /archives//html/Amps/1997-03/msg00118.html (11,017 bytes)
4. [AMPS] SB220 antenna relay (score: 1): Author: KB7WW@chatusa.com (Arthur Moe); Date: Mon, 10 Mar 1997 16:49:17 -0800; I have a few double Dow Keys. They were made to switch Amps in and out of line. I have used them to replace gone bad relays on Heath and Dentron Amps and in my 2mtr 8877. If he would like one please; /archives//html/Amps/1997-03/msg00123.html (8,446 bytes)

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