3 RCA 6AF3 Vacuum Tubes NOS NIB Lot Of Three Thomas Schippers 58 and 60 where minimum

58 and 60 where minimum (65%) is 40 and 100% is 62

Transconductance measured 35 for Tube One and 36 for Tube Two where minimum (65%) is 25 and 100% is 38

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

Two are GE and two are Sylvania

5 standard deviations of 4000 micromhos)

3 RCA 6AF3 Vacuum Tubes NOS NIB Lot Of Three Thomas Schippers 58 and 60 where minimumThis 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