Closely matched pair of NOS tubes, tested 1000/825 µmhos and 1025/825 µmhos on Hickok 752A

Minimum is 500/500.

6360A Westinghouse Vacuum Tube Pair

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Tested 2040/2440 on Hickok 752A, where the minimum is 1600/1600Clear Top Tall Bottle, Black Plate, B..

$19.99 USD

NOS vacuum tube with grey plates and bottom halo getterTested 3400/3400 on Hickok 752A, where minimu..

$13.99 USD

NOS brown base vacuum tube with black plate made by SylvaniaTested 750 on Hickok 752A, where minimum..

$69.99 USD

Tested new on a Hickok 752A. Emission result 925/950. Minimum is 650/650.Black plate tube, made..

$29.99 USD

Tested new on a Hickok 752A. Emission result 975/925. Minimum is 650/650.Black plate tube, made..

$24.99 USD

Tested 3100/3100 on Hickok 752A, where the minimum is 1600/1600Dual Triode with balanced test result..

$24.99 USD

NOS matched pair tubes made in USA and branded Continental on the base. Both tested 1000/1000 on a H..

$49.99 USD

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