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ID = 5402
Tube type:  Triode-Heptode 
Identical to 12FX8A
Similar Tubes
Normally replaceable-slightly different:

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 12.6 Volts / If 0.27 Ampere
Description 12.6V anode supply. Controlled conversion conductance cutoff. Intended for use in car radio receivers; the triode section may be used as RF amplifier.
Can unilaterally replace the 12FX8. 
Information source Essential Characteristics, GE 1973   
12FX8A: From my private collection
Jeffrey Hill

12FX8A: ARRL Handbook 1972
Anonymous 10 Collector


from Just Qvigstad

Usage in Models 1= 1963 ; 1= 1964

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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