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Re: [Amps] Getting Filament Voltage on an AL-82

To: <amps@contesting.com>
Subject: Re: [Amps] Getting Filament Voltage on an AL-82
From: "Steve Thompson" <g8gsq@ic24.net>
Date: Sun, 19 Sep 2004 09:40:56 +0100
List-post: <mailto:amps@contesting.com>
Bill Turner wrote:
> I would install a pair of banana jacks on the back panel and run small
> gauge wires to the filaments.  Bypass both jacks to ground and put a
> bifilar RF choke in series with the wires.  That way you have easy
> access to measure the filament voltage any time you like.
Put a 1k resistors (even 10k) between the filament pins and the jacks (I
prefer f/t caps), and you don't have to worry about slipping and shorting
anything. With a DVM the resistors won't affect the reading.

Steve

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