1 X 12AX7S TUBE. NEW OLD STOCK IN ORIGINAL ARMY BOX.
BRAND: LA RADIOTECHNIQUE. 1962 PRODUCTION.
GREY PLATES, HALO GETTER, COPPER RODS.
TESTED IN AMPLITREX AT1000 TUBE TESTER:
100/75% EMISSION (EM) 93/81% TRANSCONDUCTANCE (GM) 0.4/0.2mA/V GAS
CH164U1