Westinghouse Number / Type 41 #41 Vacuum Tube Black Plate Clear Straight Bottle NOS-Testing Cunningham NOS NIB And though this tube tests

And though this tube tests two standard deviations from the mean

but They are more cosmetic than anything else

Tube Two Transconductance: 45/45

The pressing is quite-quiet with little surface noise and only the occasional pop and tick

new in box CBS-Hytron 8CS7 tested to spec on our Paul Hart-calibrated TV7/U

Westinghouse Number / Type 41 #41 Vacuum Tube Black Plate Clear Straight Bottle NOS-Testing Cunningham NOS NIB And though this tube testsThis new old stock testing Westinghouse straight bottle number type 41 tube tested 67 on our Paul Hart calibrated TV7 U where minimum (65%) is 40 and 100% is 62. It has a narrow, straight bottle for cramped spaces; an anode radiator for cooler operation and longer tube life; black plates, a clear bottle; a dimple sheet getter and outstanding flashing. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT