812

The 812 is a 40 watt triode with a mu of 29. Maximum frequency for full power is 60 MHz. A low mu version on the 811, it was released at the same time in 1939 and replaced by the The 812A.

Length = 6.60" Diameter = 2.45"
Max voltage = 1500
Max current = 173 ma
Fil voltage = 6.3
Fil current = 4 amps         GOTO INDEX