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Re: [Amps] SB220 transformer capability

To: "Steve Flood" <>, <>
Subject: Re: [Amps] SB220 transformer capability
From: "Carl" <>
Date: Thu, 8 Oct 2009 08:49:38 -0400
List-post: <">>
The SB-220 runs at 800 ma in the SSB position.


----- Original Message ----- 
From: "Steve Flood" <>
To: <>
Sent: Thursday, October 08, 2009 7:08 AM
Subject: [Amps] SB220 transformer capability

> Currently I am powering my 3x813 amp with a homebrew power supply built 
> around an SB-220 power transformer.  I have been keeping my plate current 
> to 600 mA based on tube specs, although I've heard I can run the 813s 
> harder than that if desired.
> But I am wondering about the capability of the SB-220 transformer.  How 
> much plate current is used in its intended application with two 3-500's?
> Tnx,
> Steve KK7UV
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