Tested strong at 350/350 on Hickok 752A, minimum is 275. The 752A gives low readings

for the 12AY7. USA made, ribbed grey plates, top "D" getter. Shipped in alternate 12AY7 box

Westinghouse 12AY7 6072 Vacuum Tube

Qty

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

$19.99 USD

Tested 350/375 on Hickok 752A where minimum is 200. The 752A is noted for giving a low reading ..

$16.99 USD

Tested 350/325 on Hickok 752A where minimum is 200. The 752A is noted for giving a low reading ..

$39.99 USD

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

$24.99 USD

Tested 350/345 on Hickok 752A minimum is 200. The 752A is noted for giving a low reading for th..

$69.99 USD

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