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1. [Amps] transistor specs ?? (score: 1): Author: Dan Sawyer <dansawyer@earthlink.net>; Date: Thu, 11 Mar 2004 21:16:37 -0800; All, I have picked an HF amp with two stages. The driver stages uses ST or STi transistors labeled 148; the output stages uses ST or STi transistors labeled TH 430 C. I cannot find specs for these. D; /archives//html/Amps/2004-03/msg00121.html (6,830 bytes)
2. Re: [Amps] transistor specs ?? (score: 1): Author: Steve Thompson <g8gsq@ic24.net>; Date: Fri, 12 Mar 2004 09:30:37 +0000; TH430 is spec'd for 250W out from 50V supply. 30MHz - 14.5dB gain, -30dBc IMD at 250W pep class AB 30MHz - 13.5dB gain at 250W cw class C 70MHz - 10dB gain class C. If they're used in a broadband pus; /archives//html/Amps/2004-03/msg00124.html (7,454 bytes)

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