Fisher x100-3 opt tubes

CORYK

Active Member
Will jj el84 tubes work in an fisher x100-3 that calls for 7189 opt tubes?Thanks in advance.
 
Look for the Soviet 6P14P-EV tubes. The standard 6P14P's ratings will be about the same as an EL84, you need the uprated EV tube to replace 7189s.
 
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