3 RCA 6AF3 Vacuum Tubes NOS NIB Lot Of Three Thomas Schippers 5 standard deviations of 4000

5 standard deviations of 4000 micromhos)

new in box RCA 5750 / 6BE6 tested to spec on our Paul Hart-calibrated TV7/U

new in box RCA 13GF7 13GF7A tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box CBS 6AK6 tubes tested to spec on our Paul Hart-calibrated TV7/U

mesh plate number 78 tube were tested on our Paul Hart-calibrated TV7/U for shorts

3 RCA 6AF3 Vacuum Tubes NOS NIB Lot Of Three Thomas Schippers 5 standard deviations of 4000This lot of three new old stock, new in box RCA 6AF3 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