[Amps] 4CX250B/F

Amps

[Amps] 4CX250B/F

To:	<amps@contesting.com>
Subject:	[Amps] 4CX250B/F
From:	g8gsq at qsl.net (Steve Thompson)
Date:	Fri Jun 20 08:22:26 2003

On Wednesday 18 June 2003 12:27, GGLL wrote:
>     Reading RCA manual I've seen that 4CX250B (6V heater) tube requires
> no warm-up period, but 4CX250F (26 V heater) a 30 seconds period, why
> the difference?
There is no difference. The instructions for the 6V version are incorrect. 
Personally, I use at least 1min. warmup.

Steve

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