Sylvania Gold Brand GB-6X4WA 6X4 Vacuum Tube Rectifier Milspec Black Plates NOS NIB 22KV6 Novar T52 new in box milspec GE

new in box milspec GE 6C4 6C4WA triodes was tested on our Paul Hart-calibrated TV7/U for shorts

and if it is

steel support rods and gray plates

This new old stock-testing engraved base

RCA-BRANDED 6HG8 / ECF86 tubes tested to spec on our Paul Hart-calibrated TV7/U

Sylvania Gold Brand GB-6X4WA 6X4 Vacuum Tube Rectifier Milspec Black Plates NOS NIB 22KV6 Novar T52 new in box milspec GEThis new old stock, new in box, black plate, milspec Sylvania GB 6X4WA was tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas and it measured where minimum (65%) is 40 40 and 100% is 62 62. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY