Matched Pair Ken-Rad 6SL7 6SL7GT Vacuum Tubes January 01 2022 Minimum (65%) is 50

Minimum (65%) is 50

This book is in fine condition

Special Features: ANODE RADIATORS (for cooler operation and longer tube life)

I can't tell you how they sound as we don't have any equipment that runs them

Matched Pair Ken-Rad 6SL7 6SL7GT Vacuum Tubes January 01 2022 Minimum (65%) is 50This perfectly matched pair of Ken Rad 6SL7GT dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Both tubes measured 42 42 where minimum (65%) is 32 32 and 100% is 49 49. They have steel plates; steel support rods; 1 25 188 5 and 1 04 188 5 date provenance codes; solid top mica spacers; side harp getters; tall bases; medium bottles and excellent flashing. These tubes were made