Quote:
Originally Posted by Kevin Kuehn
I think you said 14BP4 in the classifieds post. Looking at the specs for 14CP4 and 14BP4 they look very close. Both spherical faces I believe.
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Poor proof reading again! I meant 14CP4. I knew, there was a 14BP4, RCA used a 14EP4, which is similar. It all depended on the manufacturer, who made the tube, which number they assigned to it.
It's probably 50 years ago, since I bought and installed one.
