Matched Pair Ken-Rad Number / Type 35 Vacuum Tubes Valves Black Plates The number will change as

The number will change as time goes by and Etsy will indicate how many are still available

new in box RCA 1S5 tubes tested to spec on our Paul Hart-calibrated TV7/U

a clear top with gray plates and excellent flashing

These four US-made 12SC7 tubes tested as follows on our Paul Hart-calibrated TV7/U:

Both have REI date codes

Matched Pair Ken-Rad Number / Type 35 Vacuum Tubes Valves Black Plates The number will change asThis 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