3 General Electric GE 12DS7 Vacuum Tubes Valves NOS NIB Lot Of Three The Cars Panorama

3 General Electric GE 12DS7 Vacuum Tubes Valves NOS NIB Lot Of Three The Cars PanoramaThis lot of three new old stock, new in box GE 12DS7 tubes 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

new in box RCA RCA 3AT2 / 3AT2B / 3AW2 tubes tested to spec on our Paul Hart-calibrated TV7/U

There was no shorts or gas

6 milliamps with a transconductance of 3060 micromhos while Tube Two measured 24

WE HAVE THOUSANDS OF VINTAGE ELECTRONIC ITEMS

new in box GE 6MV8 tube tested to spec on our Paul Hart-calibrated TV7/U

They come in nifty Western Electric boxes dated April 21

new in box GE 6DG6B tube tested to spec on our Paul Hart-calibrated TV7/U

These tubes have gray plates

smooth mica spacer and outstanding flashing

Please see the final picture to read about its full details

14 MM plates straddled by half-moons

new in box RCA 3BC5 / 3CE5 tube tested to spec on our Paul Hart-calibrated TV7/U tube tester