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In Reply to: RE: why change, he asks... posted by RhythmDevil on March 5, 2016 at 09:02:37:
Wasn't trying to be snide, but I do know that although they are pin-for-pin compatible, 6CA7 and EL34 take different grid bias to achieve the same current draw.
I don't know about KT77's.
If your KT77's are working for you and not self-destructing, enjoy them.
Jim suggested they might be running colder than normal. That won't hurt anything,although it might decrease the maximum available power.
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Follow Ups
- RE: why change, he asks... - Alpha Al 04:32:40 03/07/16 (0)