9 US-Made 6C5 Vacuum Tubes Valves Lot Of Nine Swiss Small Seconds I have listened to it

I have listened to it in my Bottlehead Crack headphone amplifier and it sounded great

Tube One drew 30

This new old stock-testing matched pair of RCA 6BL7GTA dual triodes was tested on our TV7/U for shorts

new in box US-made 12K7GT tubes tested to spec on our Paul Hart-calibrated TV7/U

For sale is one new old stock

9 US-Made 6C5 Vacuum Tubes Valves Lot Of Nine Swiss Small Seconds I have listened to itThese nine US made 6C5s were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measured as follows: 44, 48, 49, 58, 58, 62, 64, 67 and 70 where minimum (65%) is 50. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST OF THE TUBES WE SELL ARE OVER 70 YEARS