3 General Electric GE 12BK5 Vacuum Tubes NOS NIB Lot Of Three Hytron Black Plate Tube Four (diodes): 55/62

Tube Four (diodes): 55/62

new in box RCA 6JH6 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Sylvania black plate 12AV7 dual triodes was tested on our Maxi-Matcher for shorts

This RCA 5W4 tested 38/37 on our Paul Hart-calibrated TV7/U where minimum (65%) is 40/40 and 100% is 62/62

new in box RCA 12JQ6 tube tested to spec on our Paul Hart-calibrated TV7/U

3 General Electric GE 12BK5 Vacuum Tubes NOS NIB Lot Of Three Hytron Black Plate Tube Four (diodes): 55/62This new old stock, new in box GE 12BK5 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