Used Tubes - Tested

Mullard manufactured tube in Mitcham, England for CGE in Original Box. Code BP1 R3E4. Manufact..

$179.99 USD

NOS tubes tested on Hickok 752A. Matched & closely balancedTube #1 tested 800/900 and #2 900/900..

$19.99 USD

Tested new and balanced at 1071/1071 mhos on Hickok 752A, minimum 650Made by Philips in Holland. Shi..

$24.99 USD

Grey plate tube. Made in West Germany. Tested strong at 1050/1125 mhos on Hickok 752A, minimum 625&n..

$17.99 USD

Tested 600/675 mhos on Hickok 752A, minimum new is 475Both have Philips date codes. Gray plate and t..

$27.99 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

Made in West Germany & Fisher Radio Corporation printed on tubeTested NOS & balanced at 1100..

$24.99 USD

Tested 825 & 950 mhos on Hickok 752A, min new is 625 Shipped in generic box. ..

$17.99 USD

#1 tested 675 mhos on Hickok 752A, min new is 475#2 & 3 tested 625 &700 respectively. &..

$35.99 USD