4 Sylvania 12AV5 12AV5GA Vacuum Tubes Valves NOS NIB Lot Of Four Our Men These tubes have steel support

These tubes have steel support rods and top

This lot of three RCA / RCA Cunningham 6A7 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Tube One measured 76/76 and Tube Two measured 79/77 where minimum (65%) is 50/50

Tube One measured 55 while Tube Two measured 62 where minimum is 34 and new is 60

It measured 78/80 where minimum (65%) is 50/50 and 100% is 77/77

4 Sylvania 12AV5 12AV5GA Vacuum Tubes Valves NOS NIB Lot Of Four Our Men These tubes have steel supportThis lot of four new old stock, new in box Sylvania 12AV5GA tubes 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