[AMPS] 4CX250B Tube differences

[mike.tubby@thorcom.co.uk (Michael J. Tubby B.Sc. (Hons) G8TIC)]

----- Original Message ----- 
From: "Bill Smith" <ko4nrbs@yahoo.com>
To: <amps@contesting.com>
Sent: Friday, November 02, 2001 2:36 PM
Subject: [AMPS] 4CX250B Tube differences


> 
> What is the difference between the 4CX250B/7203 and
> the 4CX250BC/8957?
> 73,
> Bill
> 
> =====
> Bill Smith KO4NR


Wasn't the '250BC a "selected for low secondary emission" version?

Mike G8TIC



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