Matched Pair Ken-Rad Number / Type 35 Vacuum Tubes Valves Black Plates new in box GE 6J6

new in box GE 6J6 / 6J6A tubes tested to spec on our Paul Hart-calibrated TV7/U

This Zenith 5Y4G rectifier tube tested 57/54 where minimum (65%) is 40/40 and 100% is 62/62

They have tall bases

Interesting aside: my paternal great aunt who was from Atlanta did a screen test for "Gone With The Wind

a clear top with gray plates and excellent flashing

Matched Pair Ken-Rad Number / Type 35 Vacuum Tubes Valves Black Plates new in box GE 6J6This matched pair of Ken Rad Type 35 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 33 for Tube One and 33 for Tube Two where minimum (65%) is 26. 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