6 12BY7 12BY7A 12BV7 Gray Glass Vacuum Tubes Lot Of Six 35L6GT Octal These tubes have four shiny

These tubes have four shiny copper support rods

Enhanced Cooling: yes

This matched pair of milspec/industrial GE 5814A / 12AU7 / ECC82 dual triodes was tested on our Hickok 800 for shorts

Sperry-BRANDED (SPL) 6V6GT output tubes was tested on our Maxi-Matcher 2 in Real World conditions with 400 volts on the plates and a bias of -36 volts for shorts

O getter and an 805 ACP date / provenance code

6 12BY7 12BY7A 12BV7 Gray Glass Vacuum Tubes Lot Of Six 35L6GT Octal These tubes have four shinyThese six gray glass 12BY7 12BY7A 12BV7 tubes tested as follows on our Paul Hart calibrated TV7 U where minimum (65%) is 46: 40, 47, 52, 53, 53 and 54. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" 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