DuMont 6X5 6X5GT Vacuum Tube Rectifier Micanol Base NOS NIB 12CA5 Septal This beautiful new old stock-testing

This beautiful new old stock-testing Sylvania-MANUFACTURED

Transconductance measured 19

new in box Sylvania 35W4 tubes tested to spec on our Paul Hart-calibrated TV7/U

53/53 and 53/55 where minimum (65%) is 40/40 and 100% 62/62

These five GE-MANUFACTURED 12V6GT power tubes were tested on our Paul Hart-calibrated TV7 for shorts

DuMont 6X5 6X5GT Vacuum Tube Rectifier Micanol Base NOS NIB 12CA5 Septal This beautiful new old stock-testingThis new old stock, new in box milspec DuMont 6X5GT rectifier tube tested to spec on our Paul Hart calibrated TV7 U. This is a beautifully made tube with a Micanol base; terrific flashing; black plates and top, chamfered O getter. 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