GE 6AU6 6136 Five Star Vacuum Tube Milspec Industrial NOS NIB June 10 2024 Tube One measured 31 while

Tube One measured 31 while Tube Two measured 32 where minimum (65%) is 22

black plates and bottom

These seven Sylvania-made 3CB6 tubes tested to spec on our Paul Hart-calibrated TV7/U

These two Arcturus gray bottle type / number 41 tubes tested as follows on our Paul Hart-calibrated TV7/U:

This new old stock-testing matched pair of Ken-Rad 6SJ7s was tested on our Paul Hart-calibrated TV7/U for shorts

GE 6AU6 6136 Five Star Vacuum Tube Milspec Industrial NOS NIB June 10 2024 Tube One measured 31 whileThis new old stock, new in box GE 6AU6 6136 tested to spec on our Paul Hart calibrated TV7 U. 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 AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP TO $250 IN