Sylvania 36AM3 36AM3B Vacuum Tube Valve NOS NIB Asia Drawer 45505044 probably from the second half

probably from the second half of the 1920s

new in box Tung-Sol 6SD7GT pentode tested to spec on our Paul Hart-calibrated TV7/U

This lot of two milspec Ken-Rad VT-86 / 6K7GT tubes was tested on our Paul Hart-calibrated TV7/U for shorts

If you need robust EL34s

These lot of three mesh plate

Sylvania 36AM3 36AM3B Vacuum Tube Valve NOS NIB Asia Drawer 45505044 probably from the second halfThis new old stock, new in box Sylvania 36AM3B 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