Description
6J7 1 NE 337A Vacuum Tube 1969 Vintage Audio Pentode Hickok TV-7D/U test reads 36. A reading of 21 is the minimum recommended. Tung-Sol made this tube for Northern Electric in 1969. The Tung-Sol manufacturers code number is 322. The 337A is a receiving pentode tube. This tube type features an ST-12 bulb with a grid cap, a 10-volt 320 mA heater, silvered pins and a gold-plated grid. Your purchase will be carefully packed and shipped quickly via the USPS. Shipping discount when purchasing other items using the same ebay buyer ID.