Telefunken 6BL8 ECF80 Vacuum Tube NOS NIB May 21 2024 They measured (from left to

They measured (from left to right) 27/26

Special Features: black/dark plates

I am playing them as I write in my Sound Craftsmen SC-2 mono-block amplifiers with Neil Young's "Harvest" and they sound outstanding

I have played it in my Schiit Vali 2 headphone amp and it sounds great despite the fact it tests at only around 54%

Telefunken 6BL8 ECF80 Vacuum Tube NOS NIB May 21 2024 They measured (from left toThis 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