5 RCA 6BS8 Vacuum Tubes NOS NIB Lot Of Five 1S4 Septal T13

5 RCA 6BS8 Vacuum Tubes NOS NIB Lot Of Five 1S4 Septal T13This lot of five new old stock, new in box RCA 6BS8 tubes tested to spec on our Paul Hart calibrated TV7 U and comes in a wholesaler's sleeve. 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

46 and 52 where minimum is (65%) is 36 and 100% is 55 and 100% is 55

This GE 6688 tube tested 110% on our Jackson 648 Mutual Conductance tester

Review to follow

large top and small bottom mica spacers and excellent flashing

new in box Sylvania 8LT8 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Tung-Sol 6DR7 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Zenith 14B8 tube tested to spec on our Paul Hart-calibrated TV7/U

GE-BRANDED 17EW8 / HCC85 tubes tested to spec on our Paul Hart-calibrated TV7

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

RCA-BRANDED 6GB5 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Sylvania 5AM8 tubes tested to spec on our Paul Hart-calibrated TV7/U

Transconductance measured 32 for Tube One and 33 for Tube Two where minimum (65%) is 25