Tung-Sol 70L7 70L7GT Vacuum Tube Valve NOS NIB JANCRP6SD7GT 6SL7s can sub for 6SN7s

6SL7s can sub for 6SN7s in some amps but I do not recommend experimenting as they have very-different bias voltages

new in box 7Q7s tested to spec on our Paul Hart-calibrated TV7/U

Top: smooth

This Amperex 8020 half-wave rectifier tube was tested on our Paul Hart-calibrated TV7/U

Tung-Sol 70L7 70L7GT Vacuum Tube Valve NOS NIB JANCRP6SD7GT 6SL7s can sub for 6SN7sThis new old stock, new in box Tung Sol 70L7GT tube tested (in its box) 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