[BC] Re: All American Five

[R J Carpenter]

Octal All American 5 using  150 mA series string tubes

12SA7    Converte
12SJK7    IF
12SQ7    Detector and audio preamp
50L6      Audio output, also available in 35 and 70 volts for AA6 or
AA4.
35Y4/35Z4   Rectifier

And there was the AA4

117L7    Audio output and rectifier with tapped
             heater to run the low power stages
12SQ7, 12SK7, 12BA7

Other types were available to fulfill most of these functions.