3 Sylvania 2AF4 2AF4A Vacuum Tubes Valves NOS NIB Lot Of Three Rita Marshall new in box Raytheon 6DS4

new in box Raytheon 6DS4 nuvistor tube tested to spec on our Paul Hart-calibrated TV7/U

It's a bit worn in places

new in box GE 6JF6 tubes tested to spec on our Paul Hart-calibrated TV7/U

but not in guitar amps and other environments with loud noise and/or excessive vibration

44 and 48 where minimum (65%) is 30

3 Sylvania 2AF4 2AF4A Vacuum Tubes Valves NOS NIB Lot Of Three Rita Marshall new in box Raytheon 6DS4These three Sylvania 2AF4A 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 ITEMS UP TO $250 IN VALUE. IF AN