High-Mu Twin Triode
Made in the USA
The 12AZ7 Vacuum tube is a miniature type used in
direct-coupled cathode-drive RF amplifier circuits of VHF
TV tuners. It was first developed by RCA in 1975 and
requires a miniature 9-contact socket.
Electrical Data:
Heater Voltage .......................... 6.3/12.6 V
Heater Current ........................ 0.45/0.225 A
Preferred Substitutes .................. 12AT7
Substitutes ............................. 12AU7