Telefunken 6BL8 ECF80 Vacuum Tube NOS NIB

Telefunken 6BL8 ECF80 Vacuum Tube NOS NIBThis new old stock, new in box Telefunken 6BL8 ECF80 tube tested to spec on our Paul Hart calibrated TV7 U. It has a diamond in its base with a 135 code. 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

new in box 6AH6 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Amperex 9ED4 tube tested to spec on our Paul Hart-calibrated TV7/U

These eleven US-made number / type 27 tubes tested below the cusp -- some far below

This is a wonderfully-cheesy LP

Meine Seele Hort Im Sehen

1 milliamps' plate current / 1220 micromhos

Two are National Union and there are one each of GE and RCA

They measured 89/80 for Tube One and 90/76 for Tube Two where minimum (65%) is 57/57 and 100% is 88/88

This is for the LP itself and a sleeve for it

It has excellent silkscreening and fD4 B7E1 date/provenance codes

There is no dust jacket and I suspect there never was

This GE 6AS5 tube tested to spec on our Paul Hart-calibrated TV7/U