Sylvania 12V6 12V6GT Vacuum Tube Valve Silver Top Chrome Dome NOS-Testing 6365 6664 Tube Two measured 10

Tube Two measured 10

top O getters and excellent flashing

had excellent frequency response and was very quiet in my Bottlehead

new in box US-made 6CY5 tubes tested to spec on our Paul Hart-calibrated TV7/U

They have been tested on our Paul Hart-calibrated TV7/U where minimum (65%) is 40 and 100% is 62 and have the following values in descending order:

Sylvania 12V6 12V6GT Vacuum Tube Valve Silver Top Chrome Dome NOS-Testing 6365 6664 Tube Two measured 10This Sylvania 12V66GT chrome dome silver top power tube was tested on our Paul Hart calibrated TV7 for shorts, gas and transconductance. There were no shorts or gas. It measured 69 where minimum (65%) is 46. BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES FROM JUNE 1, 2022. WE WILL HAPPILY SEND YOUR PACKAGE TO A