Sylvania 1629 VT-138 VT138 Indicator Magic Eye Vacuum Tube Valve Milspec Noval Plate Cap These eleven US-made number /

These eleven US-made number / type 27 tubes tested below the cusp -- some far below

These four US-made 12SC7 tubes tested as follows on our Paul Hart-calibrated TV7/U:

new in box US-made 22JG6A tubes tested to spec on our Paul Hart-calibrated TV7/U

but tests on the low side for a new tube

Etsy will indicate how many tubes are available in this Dutch auction

Sylvania 1629 VT-138 VT138 Indicator Magic Eye Vacuum Tube Valve Milspec Noval Plate Cap These eleven US-made number /This Sylvania 1629 VT 138 milspec magic eye indicator tube tested very well on our Paul Hart calibrated TV7 U. Its phosphors are nice and bright and it has terrific flashing. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" 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