RCA 6JN6 Vacuum Tube Valve NOS NIB Amperex 5U9 LCF201 This pressing has very-light to

This pressing has very-light to light surface noise audible in quiet passages

Tube Four: 34/2240 where new/nominal is within one standard deviation of 1900

Transconductance measured a perfectly-balanced 2700/2700 micromhos

This is a mid-60s

new in box Sylvania 10GK6 tubes tested to spec on our Paul Hart-calibrated TV7/U

RCA 6JN6 Vacuum Tube Valve NOS NIB Amperex 5U9 LCF201 This pressing has very-light toThis new old stock, new in box RCA 6JN6 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 IN