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Total 3 documents matching your query.

1. [Amps] List of Upgrades or Mods for Alpha 77DX / SX? (score: 1): Author: Rich Hallman - N7TR <rich@n7tr.com>; Date: Sun, 30 Dec 2012 19:00:14 +0000; Looking for a consolidated list of what people have for needed upgrades or mods done on the Alpha 77DX/SX? Thanks...Rich Rich N7TR ex KI3V, N3AMK, WB3JOV www.n7tr.com<http://www.n7tr.com> http://www.; /archives//html/Amps/2012-12/msg00193.html (7,017 bytes)
2. Re: [Amps] List of Upgrades or Mods for Alpha 77DX / SX? (score: 1): Author: Paul Christensen <w9ac@arrl.net>; Date: Sun, 30 Dec 2012 16:03:08 -0500; Rich, On my 77Dx, the only changes have been to 1) balance the 8877 filament, taking all filament current off the chassis; 2) adding a filament choke; 3) adding Siemens GDTs; and 4) ensuring the 8877; /archives//html/Amps/2012-12/msg00195.html (8,431 bytes)
3. Re: [Amps] List of Upgrades or Mods for Alpha 77DX / SX? (score: 1): Author: Paul Christensen <w9ac@arrl.net>; Date: Sun, 30 Dec 2012 16:10:26 -0500; I suppose (5) would include an upgrade of the PS filter cap. Several of us are now using oil caps rated at 35uF @ 5KV. Paul, W9AC Sent from my iPhone5 _______________________________________________; /archives//html/Amps/2012-12/msg00197.html (8,692 bytes)

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