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Total 4 documents matching your query.

1. [Amps] Gates RF103 3-1000 (score: 1): Author: "Robert W5AJ" <woodr90@gmail.com>; Date: Sun, 18 Apr 2021 18:27:26 -0500; Firing up HV on 3-1000 this week QUESTION: Tube has been without RF / filaments for about six years How long should leave filaments on before attempting HV ??? Filament, blower and cabinet fan are op; /archives//html/Amps/2021-04/msg00083.html (6,708 bytes)
2. Re: [Amps] Gates RF103 3-1000 (score: 1): Author: Aleksandar Petkovic <vk6apk@bigpond.com>; Date: Mon, 19 Apr 2021 09:11:28 +0800; Is the 3-1000Z not like the 3-500Z in that the only way to get the gettering to work is through having the anode nice and hot? That is glowing nicely. Therefore, it doesn't matter how long you let th; /archives//html/Amps/2021-04/msg00084.html (8,173 bytes)
3. Re: [Amps] Gates RF103 3-1000 (score: 1): Author: "Leigh Turner" <invertech@frontierisp.net.au>; Date: Mon, 19 Apr 2021 20:29:25 +0930; That's correct Alek.....the 3-1000Z must be treated the same as a 3-500Z, i.e. the anode must be gotten cherry red in order to activate the residual gas absorbing Zirconium getter coating on the anod; /archives//html/Amps/2021-04/msg00085.html (9,101 bytes)
4. Re: [Amps] Gates RF103 3-1000 (score: 1): Author: Arnie Pfingst <arnie123@hotmail.com>; Date: Tue, 20 Apr 2021 05:37:00 +0000; Reference the 3-500 question and gettering. How can I get the tubes hot. I guess I'm asking how can I adjust bias to do this. I have a TL 922a amp and an AL 80a amp. Thanks Arnie kd6cz That's correct; /archives//html/Amps/2021-04/msg00086.html (10,065 bytes)

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