572B

[Carl Hyde]

Lots of 30L-1s run 572Bs. Its no problem although
quite a lot more expensive to buy 4 of them. I use the
Svetlana tubes because they appear to be more rugged
and have ceramic base and plate cap. I just put a set
into an SB-200 and it works great.

--- Bob Meyer <Rascal at UTEC.NET> wrote:
> I havent had a amp here with 572B tubes yet.
>
> are they bigger than 811A.
> The collins does not have much room.
>
> There is a little more room to play with on
> heathkit.
>
> Any  one tryied 572B tubes in
> Collins 30L1?
>
> I will look for spec sheet on 572B..
>
> Robert,
>
>

=====
Carl HYDE
W2CSH

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