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

engraved bases and narrow rectangular mica spacers

Interesting aside: my paternal great aunt who was from Atlanta did a screen test for "Gone With The Wind

new in box milspec RCA JAN-CRC-12SW7 tubes tested to spec on our Paul Hart-calibrated TV7/U

6 for 6SN7s

These four US-made 12SC7 tubes tested as follows on our Paul Hart-calibrated TV7/U:

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