6 US-Made 6GX6 / 6GY6 Vacuum Tubes Valves NOS NIB Lot Of Six

6 US-Made 6GX6 / 6GY6 Vacuum Tubes Valves NOS NIB Lot Of SixThese six US made 6GX6 6GY6 tubes tested were on our Paul Hart calibrated TV7 U. They measured 21. 21. 21, 24, 25 and 26 where minimum (65%) is 21. 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 QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100.

new in box GE 1Q5GT/G tube tested to spec on our Paul Hart-calibrated TV7/U

These four Sylvania 12SG7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

new in box Tug-Sol 1P5GT tubes tested to spec on our Paul Hart-calibrated TV7/U

1 milliamps' plate current / 1220 micromhos

side-D getter and is boldly stamped "Dominion Of Canada

280 739 and F1 date codes

This new old stock-testing milspec

This matched pair of GE 6AQ5 output tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Transconductance measured 44/45 for Tube One and 45/45 for Tube Two where minimum (65%) is 25/25 and 100% is 38

This new old stock-testing matched pair of GE 12SN7GT dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

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

new in box matched pair of Sylvania gray glass 7C5 tubse was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volt for shorts