Zenith 6LE8 Vacuum Tube NOS NIB Tray OM Transconductance measured 38/38 for Tube

Transconductance measured 38/38 for Tube One (CBS-labeled) and 38/42 for Tube Two where minimum (65%) is 32/32

audible in quiet passages and inaudible in moderate-loud passages and louder

Tube One measured 95%/93% and 95%/94% for Tube Two

It looks new but is sold as-is with no returns

new in box milspec 6H6 tubes tested to spec on our Paul Hart-calibrated TV7/U

Zenith 6LE8 Vacuum Tube NOS NIB Tray OM Transconductance measured 38/38 for TubeThis new old stock, new in box Zenith 6LE8 tube 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 UP TO $250