Tubes Vacuum

RCA 810 Vintage Vacuum Tube, High Power Transmitting Triodes NOS in the Original Box #2    This one has a 1958  date code K6 and the older RCA Logo.   **All the tubes I sell are tested and come with...

RCA Heathkit Branded 5R4GY Vintage ST "Coke bottle" Rectifier tube with Black Plates and a D Getter Date Code 1959   I have only 2 of these tubes in stock.   This Tube and all others I sell, have...

RCA JAN 5U4GB Vintage 1972 Date Code 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...

RCA Radiotron 811 Vacuum Tube Y5 date code (1971) Used, full Emission  I tested this tube in an Ameritron 811 Amplifier and it is full emission.  This is the only RCA 811 I have and there are...

RCA set of (3) 6JB6 Tubes Used, Tested & Guaranteed for the RL Drake TR-4 & TR-4C Series  6JB6 and 6JB6A tubes are interchangeable These 6JB6 tubes are used and in excellent condition, and all test...

Realistic 6JS6B NOS Tube for the Yaesu FT-101 Series Transceivers Tested & Guaranteed  This tube and all others, has been tested on a B&K Dynaquick 700 Tube tester. It shows grid full emission. The...

This RL DRAKE R-4A TUBE KIT (14 TUBE VERSION). 1-0B2, 1-6EH5, 1-6KZ8, 4-12BA6, 1-12BE6, 1-12AV6, 1-12BZ6, 1-6HS6, 1-12AX7, 1-6GK6, 1-6AU6. has ALL NEW NOS TUBES  This kit was purchased from K5SVC and...

This Shu Guang (2) 810 Vacuum Tubes, High Power Transmitting Triodes NOS are unbranded and made in the same factory as all the other 810 tubes in China. They are both date Code 2005.   **All the...

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...

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...

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...

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...