3 US-Made 6A7 Vacuum Tubes Shoulder Shape Lot Of Three 6SB7Y Metal It was manufactured in the

It was manufactured in the Soviet Union

34/34 and 38/41 where minimum (65%) is 25/25 and 100% is 38/38

This Raytheon 12AZ7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

A 9 out of 10

Two are American and one is Japanese

3 US-Made 6A7 Vacuum Tubes Shoulder Shape Lot Of Three 6SB7Y Metal It was manufactured in theThis lot of three US Made 6A7 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 38, 40 and 44, respectively, where minimum (65%) is 29 and 100% is 45. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY