Triode - Heptode
The Amperex ECH81 / 6AJ8 vacuum tube is a miniature type
used as a combined oscillator and mixer in AM/FM and TV
receivers. It requires a miniature 9-contact socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.3 A
Maximum Heater-Cathode Voltage
Heater Positive with Respect to Cathode:
DC Component .............................. 100 V
Heater Negative with Respect to Cathode:
DC Component .............................. 100 V
Substitutes ..........................6AJ8