Tubes Vacuum

This Star SR-700A / ST-700 Complete NOS Vacuum Tube set, were sold by K5SVC who offers several different set for many brands of vintage gear. My price is far less that this kit was sold for. This set for the Star twins includes all NOS and tested tubes...

This Star SR-700A / ST-700 Complete NOS Vacuum Tube set, were sold by K5SVC who offers several different set for many brands of vintage gear. My price is far less that this kit was sold for. This set for the Star twins includes all NOS and tested tubes...

Svetlana 811A Vacuum Tubes, Matched Pair (2) NOS 9412 Date Code, Tested Full Output, in Original Boxes   These tubes were purchased new and were never used. I tested them in an Ameritron 811 Amplifier and they are full emission.   These rugged...

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...

These Tubes have 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...

Sylvania 5U4G Vintage Rectifier Tube 1950s Date Codes NOS in Green Box Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS...

Sylvania 5U4GB & 5R4GYB Rectifier Tube Set Ideal for Collins 516F-2 Power Supply NOS Tested / Guaranteed...

Sylvania 5U4GB Vintage 1960s Rectifier Tube NOS in Box Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full Emission /Tube...

NOTE: I only have a small number of these  6883 / 6146 Tubes. At some point the original boxes got damp and were not in good shape. The tubes are in excellent NOS condition This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual...

NOTE: I only have a small number of these  6883 / 6146 Tubes. At some point the original boxes got damp and were not in good shape. The tubes are in excellent NOS condition This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual...

Sylvania 6BA6 New Old Stock Vacuum Tubes Sleeve of Five  This Sleeve of 5 tubes are new old stock and guaranteed full emission. Shipping is free in the USA