The 12AX7 / ECC83 is a miniature type used as a phase
inverter or amplifier in AC/DC radio equipment and in
many diversified applications such a multivibrators or
oscillators in industrial control devices. They require
a noval 9-contact socket. This tube is also a main stay
in many Guitar and Bass Amplifiers.
These are all purpose 12AX7 tubes. They work Very Well in
all cases where a 12AX7 tube is required.
Electrical Data:
Heater Voltage ........................ 6.3/12.6 V
Heater Current ........................ 0.3/0.15 A
Preferred Substitutes ............ 12AX7, 12AX7A, 12DF7 12DM7 ECC83
Substitutes .................................. 12AD7
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