Medium-Mu Triode - Sharp-Cutoff Pentode
The 6BL8 / 6LN8 / ECF80 / LCF80 Vacuum tube is a
miniature type used in frequency-changer service in
color and black-and-white television receivers. It
requires a miniature 9-contact socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.45 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
Preferred Substitutes ............... 6LN8, ECF80, 6F1,
6F1N, 6Ф1N, 6F1P
Substitutes ........... 6AX8, 6U8, 6KE8, 6MG8.