Tested using precision calibrated Hickok 539C tube tester with no shorts, gas, or leakage. Minimum value for this tubes is 1950. Measurements: 2650/2400 & 2500/2400 Full money back guaranteed! First Class mail shipping with tracking within US will be $5. I will combine shipping when multiple items are purchased. Payment by check or money order (no Paypal please). Local pickup with cash is welcome. I have over 400 100% positive feedback on Audiogon with the same member ID - "sojs", so buy with confidence.
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