Telefunken

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Tested very strong at 2750 (min 1350) and 1200/1200 (min 800/800) mhos on Hickok 752A..

$19.99 USD

Tested very strong at 600 mhos on Hickok 752A, where the minimum new is 300 Black plate tube wi..

$11.99 USD

Pre-owned tubes tested on Hickok 752A. Pentode tested 650 and 600, min 500Triode sections tested 700..

$24.99 USD

Tested 1225/1500 on Hickok 752A. Minimum good is 625/625 Tube has smooth grey plates and ..

$22.99 USD

Used tubes from same audio channel, made in Germany. Results from test on Hickok 752A: 7000/725..

$44.99 USD

Tested on Hickok 752A. Result 750 minimum 500 and 375 minimum 325**Part of logo barely visible on gl..

$17.99 USD

Test results are 625/675 and 720/740 where the minimum is 475/475 ..

$17.99 USD

Used EF85/6BY7 Vacuum Tube Tested very strong on a Hickok 752A Test result is 650, where the mi..

$14.99 USD

Tested 6750 mhos on Hickok 752A, where the minimum new is 4750Made in West Germany and has halo gett..

$28.99 USD

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