Peter Chadwick wrote:
> Rich said:
>
>>no, I thought he said only one of the two tubes was bad.<
>
> Major confusion here........I thought he needed to replace both of them. From
> what Karl Arne said, it sounds a bit as if the 4X500 is 4-250/4-400 with a
> different base and an external anode. That makes them sound attractive,
> except for the fact that the shape of them is awkward - the anode cooler
> comes down very close to the glass envelope.
If they're the ones I'm thinking of, the screen grid connection is a
beast unless you have the proper socket.
Steve
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