6 US-Made 1V2 Vacuum Tubes NOS NIB Lot Of Six Matched Pair 12AU7 This variety has black

This variety has black

They tested 50/38

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

new in box US-made 12K5 tubes tested to spec on our Paul Hart-calibrated TV7/U

dark gray rounded plates and outstanding flashing

6 US-Made 1V2 Vacuum Tubes NOS NIB Lot Of Six Matched Pair 12AU7 This variety has blackThese six new old stock, new in box US made 1V2 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