4 Ken-Rad Number / Type 76 #76 Vacuum Tubes Valves Lot Of Four 6AK5 3031 This lot of five Toshiba-MANUFACTURED

This lot of five Toshiba-MANUFACTURED 8FQ7 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

Both have REI date codes

This new old stock-testing Silvertone round plate type 56 triode was tested on our Paul Hart-calibrated TV7 for shorts

Pictures Three and Four are included to underscore this fact

new in box GE 21GY5 tubes tested to spec on our Paul Hart-calibrated TV7/U

4 Ken-Rad Number / Type 76 #76 Vacuum Tubes Valves Lot Of Four 6AK5 3031 This lot of five Toshiba-MANUFACTUREDThis quad of Ken Rad MANUFACTURED type 76 triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 35, 46, 47 and 54 where minimum (65%) is 36 and 100% is 55. These tubes have black, rounded plates; phi shaped mica spacers; wire or mica snubbers (for low microphonics) and excellent flashing. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY