Van Dyke Number Type 22 X-222 X 222 Vacuum Tube Valve Mesh Plate Engraved Base Globe Balloon Shape NOS-Testing Capitol Records new in box Westinghouse 7A8

new in box Westinghouse 7A8 tubes tested to spec on our Paul Hart-calibrated TV7/U

The spine is in fine shape with no loose pages and there is a rip in the cover towards the top

If you want the Total Package

From the very bottom to the very top of this rheostat

Tube One's centering pin is missing and it has been marked for safe and easy insertion

Van Dyke Number Type 22 X-222 X 222 Vacuum Tube Valve Mesh Plate Engraved Base Globe Balloon Shape NOS-Testing Capitol Records new in box Westinghouse 7A8This new old stock testing Van Dyke Type 22 X 222 X 223 was tested on our Paul Hart calibrated TV7 For shorts, gas and transconductance. There were no shorts or gas. It measured an outstanding 28 where minimum (65%) is 13. It has a mesh plate; a coin disk getter; an old fashioned balloon globe bottle shape; an engraved base and terrific flashing. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY