[Boatanchors] AM-8C/TRA-1 amp power supply info needed...

Ken n5cm at rtconline.com
Mon Sep 24 19:25:16 EDT 2007


Hi Mike,

600 Meters is 500 Kcs, the frequency used worldwide in the maritime
industry for ships at sea. It is, or was, the international calling and 
distress frequency and in use since way back in the days of spark and
arc transmitters.
FWIW.                    
Take care,

N5CM

----- Original Message ----- 
From: "WE0H" <we0h at yahoo.com>
To: <boatanchors at mailman.qth.net>
Sent: Monday, September 24, 2007 1:07 PM
Subject: [Boatanchors] AM-8C/TRA-1 amp power supply info needed...


> Does anyone know what voltages the screen & plate are for this 
> amplifier? I am modifying one for 600 meters and have no clue what I 
> need to build for a screen supply or what voltage the amp should have on 
> the plates.
> 
> Would it be as simple as using the tube datasheet suggested voltages for 
> the class of operation it will be setup for?
> 
> Thanks much,
> Mike
> WE0H


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