2 X 12SN7GTA TUBE. NEW OLD STOCK IN ORIGINAL BOX.

BRAND: ATES. 1960s FIVRE PRODUCTION.

GRAY PLATES, RECTANGULAR SIDE GETTER, COPPER RODS, MATCHED PAIR.

TESTED IN ROEHRENTEST TUBE TESTER:

124/76% 11.179/6.822mA EMISSION (EM) 2.43/2.23mA/V TRANSCONDUCTANCE (GM)

114/79% 10.242/7.122mA EMISSION (EM) 2.8/2.55mA/V TRANSCONDUCTANCE (GM)