Metal Base 6N8P 6H8C 6SN7GT Shuguang China Tube TV7&Maxi Tested NOS 🎸

Near perfectly balanced sides. Gas (Grid Current)Test: Passed. Mutual Conductance (GM)Test: 98 & 97 (50=GOOD MINIMUM and 77 = NOS AVERAGE). Gain: (20.0 & 20.1) MU and side balance. Test results will vary between testers as it is not an exact science.

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