Tubes Vacuum

Matched Pair (2) Set of NOS Tung-Sol 6550 Tubes Tested / Guaranteed Full Output This Matched Pair set (2) 6550 tubes were made in Russia and they are NOS. They test like NOS, and have the factory Matching number tags. These tubes and all others, has been...

Matched Quad (4) Set of NOS Tung-Sol 6550 Tubes Tested / Guaranteed Full Output This Matched Quad set (4) 6550 tubes were made in Russia and they are NOS. They test like NOS, and have the factory Matching number tags. These tubes and all others, has been...

This National Union Radio Corp CNU-3AP1 CRT is New Old Stock in Original Box. I have not tested it but will guarantee it to be to your satisfaction.

Penta Labs Pair of 6146B NOS Vacuum Tube 1993 Date Codes Tested and Guaranteed This Tube set has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tubes in the...

This Tube set of 2, has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing. This JAN Mil-Spec tube has a date...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing. This JAN Mil-Spec tube has a date code...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. This tube measures 100% Grid Emission. The original box was not in good shape This tube comes in a generic tube box...

Philips JAN 12AT7 WC New Old Stock Vacuum Tubes Sleeve of 5 JAN 12AT7WC Vacuum Tubes: The JAN 12AT7WC (military-spec ruggedized version of the 12AT7/ECC81 dual triode preamp tube) remains a staple for its low microphonics, balanced triodes, and...

Philips JAN 6AL5 / 5726 New Old Stock Vacuum Tubes Sleeve of 5 JAN 5726 Vacuum Tubes: The JAN 5726 (military-spec ruggedized version of the 6AL5 dual diode) is a 7-pin miniature tube essential for detector/AVC circuits in vintage radios (e.g.,...

Philips JAN 6U8A New Old Stock Vacuum Tubes Sleeve of 5 JAN 6AU6WC The JAN 6AU6WC (military-spec ruggedized version of the 6AU6 sharp-cutoff pentode) is a compact 7-pin miniatPhilips JAN 6AU6 WC New Old Stock Vacuum Tubes Sure tube favored for RF/IF...

Philips JAN 6BA6 / 5749W New Old Stock Vacuum Tubes Sleeve of 5 JAN 5749WC Vacuum Tubes: The JAN 5749WC (military-spec ruggedized version of the 5749/6BA6 remote-cutoff pentode) is a reliable 7-pin miniature tube used in RF/IF stages of vintage radios (e...