NOS (New Old Stock)
Closely matched pair of NOS tubes branded Philips with Mullard, Blackburn code (B1L1).Tested 1025/11..
$24.99 USD
Tested 325/350 on Hickok 752A where minimum is 200. The 752A is noted for giving a low reading ..
$17.99 USD
This is a pair of NOS vacuum tubes designated "RB" and made in the USA.Tested on a Hickok Model 752A..
$89.99 USD
Black Plate NOS Guitar Amp full-wave rectifier Date Code 6930..
$12.99 USD
Tested new with completely matched sections with readings of 3200/3200 µmhos on Hickok 752..
$24.99 USD
Tested new with readings of 2800/3100 µmhos on Hickok 752AMinimum good is 1600/1600. Tube ..
$17.99 USD
RCA Fat Bottle Gray Plate Vacuum Tube. Made in USA7591 in 9-T9 bulb and the compactron equivale..
$49.99 USD
NOS tube. Balanced test result of 3000/3000 on Hickok 752A. Minimum is 1600/1600 Yellow Q.C. pa..
$44.99 USD
Tested 900/900 µmhos on Hickok 752A where minimum is 800/800..
$9.99 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 4800/4600 µmhos on Hickok 752A. Minimum is 1900/1900 µmhos. ..
$9.99 USD
Tested 375/400 on Hickok 752A where minimum is 200. The 752A is noted for giving a low reading ..
$19.99 USD
Tested 9250 µmos on Hickok 752A. Minimum is 5000 µmhos..
$7.99 USD
Tested using Hickok 752A ..
$19.99 USD
These are closely matched NOS vacuum tubes. Tested 725/750 min 500and 625//725 min 475 µmhos respect..
$9.99 USD
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