5 RCA 12CR6 Vacuum Tubes NOS NIB Sleeve Of Five Treasure Press new in box RCA 6AS8

new in box RCA 6AS8 tube tested to spec on our Paul Hart-calibrated TV7/U

Both tubes measured 72 where minimum (65%) is 55 and 100% 85

It teats below spec but should work fine in many applications

Their filaments are spirally-wound -- hence the "S" in "ECC83S" -- for low noise operation

It has an engraved / stamped base

5 RCA 12CR6 Vacuum Tubes NOS NIB Sleeve Of Five Treasure Press new in box RCA 6AS8This sleeve of five new old stock, new in box RCA 12CR6 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