RCA 6JT8 Vacuum Tube NOS NIB 56 Fiftysix 53 and 54 where minimum

53 and 54 where minimum (65%) is 40 and 100% is 62

This Amperite 115NO10T relay tube tested to spec on our Hickok 800

new in box GE 12T10 tubes tested to spec on our Paul Hart-calibrated TV7/U

54 and 64 where minimum (65%) is 50

Transconductance measured 44/45 for Tube One and 45/45 for Tube Two where minimum (65%) is 25/25 and 100% is 38

RCA 6JT8 Vacuum Tube NOS NIB 56 Fiftysix 53 and 54 where minimumThis new old stock, new in box RCA 6JT8 tube 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