Summary

12.6 volt indirectly heated cathode, manufactured by RCA, Harrison, NJ, USA, 1944. Sharp cut-off pentode mainly used as an audio amplifier but also used as a frequency changer and RF amplifier. Equivalent to the 6SJ7 except for the 6 volt heater voltage at 150 ma. mutual conductance 1650. amplification factor 2500.

Physical Description

Base type: octal No. of pins in base: 8 Bulb shape: cylindrical Bulb material: metal Carton marked "for model atc radio transmitter" (Carton not viewed June 2012)

More Information