EF50 was Re: radar history

Nico de Jong nico at farumdata.dk
Sun Mar 4 09:23:13 CST 2018

Oh sh..l., It was a bit too quick
----- Original Message ----- 
From: "ANDY HOLT via cctalk" <cctalk at classiccmp.org>
To: "General Discussion: On-Topic and Off-Topic Posts" 
<cctalk at classiccmp.org>
Sent: Sunday, March 04, 2018 3:52 PM
Subject: EF50 was Re: radar history

>E = 6.3v filament
> F = Pentode
> 5x = B9G base
> Andy 

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