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

reading for the 12AX7, so the tube was also tested on a CTI emission tube checker.

Made in Japan with ribbed grey plates

GE 12AX7A ECC83 Vacuum Tube

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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

Tested 375/400 on Hickok 752A where minimum is 200. The 752A is noted for giving a low reading ..

$19.99 USD

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

$39.99 USD

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

$17.99 USD

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

$24.99 USD

Tube #1 tested 300/300 Tube #2 tested 325/325 on Hickok 752A, minimum is 200. The 752A gives a ..

$39.99 USD

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

$29.99 USD

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

$69.99 USD

Tested strong at 350/350 on Hickok 752A, minimum is 275. The 752A gives low readingsfor the 12A..

$44.99 USD

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