Zenith 6GV5 Vacuum Tube NOS NIB The Myth Of Swiss It measured an almost-perfectly-balanced 71/72

It measured an almost-perfectly-balanced 71/72 where minimum (65%) is 56/56 and 100% is 86/86

Bogey: Minimum (65%) is 50/50

new in box GE 6J6 / 6J6A tubes tested to spec on our Paul Hart-calibrated TV7/U

top O getters and two additional support rods for increased ruggedness and microphony suppression

Zenith 6GV5 Vacuum Tube NOS NIB The Myth Of Swiss It measured an almost-perfectly-balanced 71/72This new old stock, new in box Zenith 6GV5 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