Quote:
Originally Posted by radiotvnut
If the techpreservation site would behave, I could pull up the schematic and see what's going on here. There is no other preamp chassis; so, the main active components are on the big chassis.
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It probably has the 6BM8 tubes for left and right channels. It's a triode-penthode type of tube. Also, it uses the 5BC3 novar type rectifier tube. Same as a 5U4, with a novar base.