Matched Pair Raytheon Number / Type 77 #77 Vacuum Tubes Engraved / Stamped Base Mesh Plate Variety September 09 2023 These three GE-MANUFACTURED

These three GE-MANUFACTURED

I am listening as I write and this album sounds pretty good

This nicely-illustrated story book is in very good condition

This matched pair of new old stock-testing General Electric / GE 12SN7 12SN7GTA dual triodes was tested on our Jackson 648 Mutual Conductance tester for shorts

Matched Pair Raytheon Number / Type 77 #77 Vacuum Tubes Engraved / Stamped Base Mesh Plate Variety September 09 2023 These three GE-MANUFACTUREDThese matched pair of engraved base, mesh plate number type 77 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas and they measured 44 and 46 where minimum (65%) is 31. 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.