3 General Electric GE 6SK7 Vacuum Tubes Lot Of Three 35L6GT Octal This almost-perfectly-matched pair of Sylvania

This almost-perfectly-matched pair of Sylvania black plate 6C4 triodes was tested on our Paul Hart-calibrated TV7/U for shorts

Bottom: smooth

This lot of four US-made black glass as well as gray glass number / type 57 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

EIA Factory Codes: RCA livery

The Ken-rad's base is loose

3 General Electric GE 6SK7 Vacuum Tubes Lot Of Three 35L6GT Octal This almost-perfectly-matched pair of SylvaniaThese three GE MANUFACTURED, GM BRANDED 6SK7 tested as good on our Paul Hart calibrated TV7 U. Transconductance readings are 44, 58 and 67 where minimum (65%) is 48. Tube Two probably has a piece of broken glass in it. It rattles but is otherwise OK. 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