3 US-Made Number / Type 78 #78 Vacuum Tubes Valves Shoulder ST-Shape Lot Of Three RCA MP Drawer This lot of four Tung-Sol

This lot of four Tung-Sol coated glass 50L6GT tubes was tested on our Paul Hart-calibrated TV7/U for shorts

25 out of 10

but is fine at all listening levels

I just cleaned this four LP set on my VPI 16

WE CANNOT TEST FOR CATASTROPHIC FAILURE

3 US-Made Number / Type 78 #78 Vacuum Tubes Valves Shoulder ST-Shape Lot Of Three RCA MP Drawer This lot of four Tung-SolThis lot of three US made number 78 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measured as follows: 45, 46 and 52 where minimum is (65%) is 36 and 100% is 55. IN 2021 WE PURCHASED 150,000 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