GE 6201 12AT7WA Black Plate Triple Mica Horseshoe Get TV7&Maxi Tested NOS 🅾️
Tests NOS but shows signs of possible prior usage. Gas (Grid Current)Test: Passed. Mutual Conductance (GM)Test: 86 & 77 (77 = NOS AVERAGE & 50 = Good MINIMUM). Gain: (46.7 & 39.8) MU and side balance.