RCA 10DE7 vs. 6DE7 Tubes
May 9, 2013 at 2:30 PM Post #2 of 5

clowkoy

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They have the same electrical characteristics except for heater voltage requirement.
You can't substitute one for the other in WA6.
 
May 9, 2013 at 2:36 PM Post #4 of 5

clowkoy

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You can't use it in WA6 because the heater requires 9.7 volts. The WA6 can only supply 6.3volts.
 

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