Sylvania Gold Brand GB-6X4WA 6X4 Vacuum Tube Rectifier Milspec Black Plates NOS NIB Quintet I just cleaned this LP

I just cleaned this LP on my VPI 16

steel snubbers for lowered microphonics

TUBES ARE GUARANTEED GOOD ON SHIPMENT

copper support rods and nice flashing

Sylvania Gold Brand GB-6X4WA 6X4 Vacuum Tube Rectifier Milspec Black Plates NOS NIB Quintet I just cleaned this LPThis 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