Gammatron 24-G 24G VT-204 VT204 Vacuum Tube Valve US Army Milspec

Gammatron 24-G 24G VT-204 VT204 Vacuum Tube Valve US Army MilspecThis tube looks great, but I could find no settings to test it. If you know them for a TV7 U, please send them to me and I will test it. Otherwise it is sold as is with no returns. 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

(New US-made 6550s typically test with plate current from the low 20s to mid 40s with transconductance from 3500 micromhos or so

2 milliamps and transconductance was 2460 micromhos for Tube One (Raytheon-BRANDED)

" "The Flies" and "The Respectful Prostitute

where minimum (65%) is 60

These six 12BY7 / 12BY7A / 12BV7 tubes tested as follows on our Paul Hart-calibrated TV7/U where minimum (65%) is 46:

This pressing has light surface noise audible in the few quiet passages these LPs contain

new in box GE 10DE7 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box GE 21GY5 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Hytron 35L6 tubes tested to spec on our Paul Hart-calibrated TV7/U

This Sylvania 6E6 engraved base

These tubes have black bottles and copper support rods

2 MHZ encoder coil is new old stock and new in box and from a reliable supplier