3 General Electric GE 1622 / 6L6 Industrial Vacuum Tubes Valves Lot Of Three 7676 7977 I played them with adapters

I played them with adapters (not included) in my Radio Craftsmen RC-2 monoblocks and they sounded great even though they test on the cusp

new in box GE 10DE7 tubes tested to spec on our Paul Hart-calibrated TV7/U

There are four new old stock

This is a late-40s pressing with some scratches and moderate surface noise

3 General Electric GE 1622 / 6L6 Industrial Vacuum Tubes Valves Lot Of Three 7676 7977 I played them with adaptersThese GE 1622 tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 28, 37 and44 where minimum (65%) is 25. These are ultra low noise, selected 6L6s. 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