>
>I received a spare tube as part of a recent amp purchase and am wondering if
>it is a usuable sub for a 4cx1500b or 4cx1000a. The tube is labeled Y-757,
>but I cannot find any tube reference ....
As I understand it, some of the Y products were associated with secret
''black'' projects, so disclosure might be disallowed. My unsolicited
advise is to measure interelectrode capacitances with a digital C meter
and compare.
later
- Rich..., 805.386.3734, www.vcnet.com/measures.
end
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