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41. Re: [Amps] 1N Diodes (score: 1): Author: Bruce <w8hw@comcast.net>; Date: Thu, 1 Jul 2021 06:46:56 -0400; The 1N5408 is a good replacement that I have used for years to repair other hams amplifier. In fact I replaced one in a AL811H just last week and have many other amplifiers in the past. It is rated a; /archives//html/Amps/2021-07/msg00003.html (11,352 bytes)
42. Re: [Amps] Ldmos wont bias (score: 1): Author: Bruce <w8hw@comcast.net>; Date: Sun, 22 Aug 2021 07:50:22 -0400; Hello Ian, I have used many of them and I have never had that problem with that device. What board are you using for bias control? Are you getting any resting current at all? 73, Bruce, W8HW == My am; /archives//html/Amps/2021-08/msg00061.html (7,510 bytes)
43. Re: [Amps] Drifting Power (score: 1): Author: Bruce Campbell <W8HW@comcast.net>; Date: Sat, 16 Oct 2021 11:10:14 -0400; I have noticed that many amplifiers are designed to be most efficient _NOT_ at room temperatures, but a bit above room temp. A good compromise in design. I have noticed this is both tube and solid st; /archives//html/Amps/2021-10/msg00070.html (9,676 bytes)

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