[Amps] 3CX400A7/8874 ???

[Kenneth D. Grimm, K4XL]

> Those of you who are running amplifiers with these tubes I have a
question.
>
> Do the 8874's require warm-up time, if so how much ??
>
> Art
> KB7WW

My Alpha 374A completes its warm-up in 90 seconds.  The Alpha manuals
for amps with 8874s indicates that the cycle can take from 45-90
seconds.
73,
Ken K4XL
k4xl at arrl.net
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