ECC83 PHILIPS MONZA mC5 12AX7 TUBE LONG PLATE
CODE mC5 ZOG LONG PLATE 17mm
DARK GREY RIBBED PLATE ANODE ,
O HALO GETTER , COPPER RODS , BLUE LABEL , OLD PRODUCTION
fully tested 58/56 ( good at 32/32 ) on tube tester calibrated TV7D/U
ECC83 Double Triode Audio Frequency High Gain
ECC83 = 12AX7 = B339 = 95-127-01 = 6L13 = CM1 = ECC83S b759 e83cc
Similar Tubes Normally replaceable-slightly different: 0AX7 ; 12AX7A ; CV492 ; E2164
Other class quality (otherwise equal): 7025 ; CV4004 ; E83CC ; M8137
Other characteristic (electr. data): 12AY7 ; 6N4_China
Other base and other heater: 6EU7 ; ECC808
Multiple differences or of other kind: 5751 ; 7729
Successor Tubes 1963 ECC808 5751WA
Base Noval B9A
Filament Heater Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
BOX 69