1 X 12AT7WA / CV4024 / M8162 ZAERIX TUBE. 1950s MULLARD PROD. CU ENA
FOR SALE: 1 X 12AT7WA / CV4024 / M8162 TUBE. 1960s MULLARD, MITCHAM PRODUCTION. TESTED IN ROEHRENTEST TUBE TESTER. ONE OF THE TRIODES IS NEAR OF 60% MINIMUM GOOD EMISSION. 70/66% EMISSION (EM).