9 RCA Radiotron UY-224 UY224 24 #24 Vacuum Tubes Valves Globe Balloon Mesh Plate Lot Of Nine

9 RCA Radiotron UY-224 UY224 24 #24 Vacuum Tubes Valves Globe Balloon Mesh Plate Lot Of NineThese nine TCA UY 224 globe, mesh plate tubes tested 20, 27, 29, 30, 30, 30 32, 32, and 34 on our Paul Hart calibrated TV7 U where minimum (65%) is 25. 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

This lot of four GE 6AX4GT rectifier tubes were tested on our Paul Hart-calibrated TV7/U for shorts

dark-gray bottles and bottom

Transconductance measured 41/49 for Tube One and 44/44 for Tube Two where minimum (65%) is 32/32 and 100% is 49/49

new in box GE 26HU5 tubes tested to spec on our on our Jackson 648

Tube One Transconductance: 45/45

new in box Osram N108 tube tested to spec on our Paul Hart-calibrated TV7/U

Interesting aside: my paternal great aunt who was from Atlanta did a screen test for "Gone With The Wind

Bogey: Minimum (65%) is 50/50

new in box Tung-Sol 6K7GT tested to spec on our Paul Hart-calibrated TV7/U

They measured 96/80 for Tube One and 98/80 for Tube Two

Noise: -86

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