3 General Electric GE 6SK7 Vacuum Tubes Lot Of Three Type Pental engraved bases and narrow rectangular

engraved bases and narrow rectangular mica spacers

The spine is in fine shape with no loose pages and APPEARS to be leather-bound

red tip (low noise) 6CG7 / 6FQ7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

This new old stock-testing lot of six Tung-Sol black glass 6K6GT tubes were tested on our Maxi Matcher 2 with 325 volts on the plates and a bias of --36 volts for shorts

I am playing them in my RC-2 monoblocks with The Beatles' "Revolver" and they sound terrific

3 General Electric GE 6SK7 Vacuum Tubes Lot Of Three Type Pental engraved bases and narrow rectangularThese three GE MANUFACTURED, Delco BRANDED 6SK7 tested as good on our Paul Hart calibrated TV7 U. Transconductance readings are 46, 54 and 65 where minimum (65%) is 48. 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