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Total 8 documents matching your query.

1. [Amps] Need some amplifier advice (score: 1): Author: Joe Herdler via Amps <amps@contesting.com>; Date: Tue, 25 Jun 2019 01:48:47 +0000 (UTC); Hi All, I am looking either for plans for an 80 meter mono-band amplifier optimized for the RTTY portion of the band or an actual amplifier itself. I want an all tube amplifier, including the power s; /archives//html/Amps/2019-06/msg00059.html (7,354 bytes)
2. Re: [Amps] Need some amplifier advice (score: 1): Author: gudguyham--- via Amps <amps@contesting.com>; Date: Tue, 25 Jun 2019 12:23:09 +0000 (UTC); Why do you insist on a tube power supply? A simple FWB can be built with 3 amp or even 6 amp didoes which would be bullet proof at 500 watts. Much commercial equipment has been built over the years; /archives//html/Amps/2019-06/msg00060.html (9,642 bytes)
3. Re: [Amps] Need some amplifier advice (score: 1): Author: "Dave Hachadorian" <k6ll.dave@gmail.com>; Date: Tue, 25 Jun 2019 08:36:17 -0700; I used to have an amp like this. It was (4) 572B's in GG, with a pair of 3B28 rectifier tubes in FWCT. I still have the power transformer and choke from this amp, and can send them to you for the pri; /archives//html/Amps/2019-06/msg00061.html (9,237 bytes)
4. [Amps] Need some amplifier advice (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Tue, 25 Jun 2019 09:45:07 -0700; <Hi All, <I am looking either for plans for an 80 meter mono-band amplifier optimized for the RTTY portion of the band or an actual amplifier itself. I want an all tube amplifier, including the power; /archives//html/Amps/2019-06/msg00062.html (8,436 bytes)
5. Re: [Amps] Need some amplifier advice (score: 1): Author: "Carl" <km1h@jeremy.qozzy.com>; Date: Thu, 27 Jun 2019 16:18:18 -0400; Find an old Johnson Thunderbolt, they are almost free these days. Carl Hi All, I am looking either for plans for an 80 meter mono-band amplifier optimized for the RTTY portion of the band or an actua; /archives//html/Amps/2019-06/msg00068.html (9,479 bytes)
6. Re: [Amps] Need some amplifier advice (score: 1): Author: "Carl" <km1h@jeremy.qozzy.com>; Date: Thu, 27 Jun 2019 14:22:40 -0400; Why not just try to deal with his request or otherwise stifle the urge to reply. Id suggest 3B28's in placeof 866A's however, a direct swap. Carl <Hi All, <I am looking either for plans for an 80 met; /archives//html/Amps/2019-06/msg00070.html (10,139 bytes)
7. Re: [Amps] Need some amplifier advice (score: 1): Author: "Carl" <km1h@jeremy.qozzy.com>; Date: Fri, 28 Jun 2019 10:59:11 -0400; <Id suggest 3B28's in placeof 866A's however, a direct swap. <Carl them last ? Forever for 3B28's has been my experience so far and they are readily available nor do they flash over like 866A's. I o; /archives//html/Amps/2019-06/msg00071.html (9,529 bytes)
8. [Amps] Need some amplifier advice (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Sun, 30 Jun 2019 07:19:54 -0500; There's absolutely nothing wrong with a center tapped FW rectifier, choke input design power supply since the mode is RTTY which is non-dynamic; therefore, the power supply can employ a 10 Henry chok; /archives//html/Amps/2019-06/msg00088.html (9,148 bytes)

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