Sharp-Cutoff Pentode
The 6SJ7 Vacuum tube is a metal type used as RF
amplifiers and biased detectors. As a detector, it is
capable of delivering large audio-frequency output
voltage with a relatively small input voltage. It
requires an octal socket and may be mounted in any
position.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.3 A
Maximum Heater-Cathode Voltage:
Heater Positive with Respect to Cathode:
DC Component .............................. 90 V
Heater Negative with Respect to Cathode:
DC Component .............................. 90 V
Substitutes ...................6SJ6G, 6SJ7GT
Substitutes ................... 6AB7, 6AC7, 6AJ7