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1. [Amps] Re GI-7B Triodes.. (score: 1): Author: Robert Briggs <vk3zl@bigpond.com>; Date: Wed, 03 Mar 2010 19:37:59 +1100; Hi all, just a few notes regarding the GI-7B, BT and GI-6B triodes....I am currently running a pair of GI7BT tubes in a homebrew 80-10 meter amplifier....These tubes are little gems particularly if y; /archives//html/Amps/2010-03/msg00059.html (7,565 bytes)
2. Re: [Amps] Re GI-7B Triodes.. (score: 1): Author: "Jeff Blaine AC0C" <keepwalking188@yahoo.com>; Date: Wed, 3 Mar 2010 11:45:16 -0600; Bob, The tube temps can be measured reasonably well with an IR thermometer. Hot spots too look for are on the center of the ceramic body and the junction with the anode. The datasheet lists max temps; /archives//html/Amps/2010-03/msg00067.html (9,397 bytes)

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