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Re: [Amps] 3CPX800A7

To: Charles Bibb <zedkay@telepak.net>
Subject: Re: [Amps] 3CPX800A7
From: N7SC <n7sc@charter.net>
Date: Wed, 11 Feb 2009 08:15:48 -0800
List-post: <amps@contesting.com">mailto:amps@contesting.com>
Charles...
 Try this...http://www.g8wrb.org/data/Eimac/3CX800A7.pdf

Steve


Charles Bibb wrote:
> Need a little info guys:
>
> I found the data sheet for the 3CPX800A7 at the CPI/Eimac website, 
> but this data sheet looks as though a few things have been left 
> off.  They say the tube is "intended for use in zero bias class B 
> amplifiers in pulsed radio frequency applications".
>
> However, if I were using it in a grounded grid application, would I 
> not bias it?  I don't see any data on bias voltage.  What is typical? 
> and what should the zero-signal (idle) anode current be?  Also, what 
> is the typical maximum grid current?
>
> My first homebrewed amp (now sitting on the shelf) used a single 
> 3-500.  The HV supply transformer loafed along with one 3-500, so I'm 
> thinking of a conversion to this tube with not than many modifications.
>
> Can anyone point me in the right direction for more detailed specs on 
> this tube?
>
> TIA,
>
> Charles - K5ZK  
>
>
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