Matched Pair General Electric GE Milspec 6Y6 JAN6Y6GT Vacuum Tubes Black Plate NOS NIB Delco 4540 new in box Sylvania 6SH7

new in box Sylvania 6SH7 tubes tested to spec on our Paul Hart-calibrated TV7/U

This new in box JJ 6BQ5 was tested on our Maxi-Matcher with 325 volts on the plates and a bias of -14 volts for shorts

This DVD / CD combination plays fine

flashing mostly occluded by tube base)

Both measured 62 where minimum (65%) is 34

Matched Pair General Electric GE Milspec 6Y6 JAN6Y6GT Vacuum Tubes Black Plate NOS NIB Delco 4540 new in box Sylvania 6SH7This matched pair of new old stock, new in box milspec black plate GE 6Y6GT JAN CG 6Y6GT tubes both tested 56 on our Paul Hart calibrated TV7 U where minimum (65%) is 40 and 100% is 62. 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