(!) 75=VT-75 Sylvania Zenith used/good 1930”s (27/19) 75: 75

75=VT-75 Sylvania Zenith used/good 1930”s (27/19)

Diodes: (48/40 and 44/40)

Tested on TV-7

(Type 75 is similar to 6SQ7, 2A6, 6B6)

Dual-Diode Triode

– Detrola 106 1936
– GE G-76 1939-1942