Lansdale 5Y3 5Y3GT Vacuum Tube Rectifier Gray Plate Zenith Gebraucht

Lansdale 5Y3 5Y3GT Vacuum Tube Rectifier Gray Plate Zenith GebrauchtThis gray plate Lansdale MANUFACTURED, Philco BRANDED 5Y3GT rectifier tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 54 60 where minimum (65%) is 40 40 and 100% is 62 62. It has a top, D getter, gray plates; excellent flashing and 1063 6217 150 factory date codes. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY

GT and JY date codes

Both tubes measured 69 where minimum (65%) is 55

Where the labeling took place is anyone's guess as the Raytheon-branded tube is stamped "England" while the Ameco tube claims to have been made in the USA

This Emerson 117N7GT tube -- and another just like it -- tested to spec on our Paul Hart-calibrated TV7/U

new in box GE 6AX3 tube tested to spec on our Paul Hart-calibrated TV7/U

This Sylvania 6FW5 tube tested to spec on our Paul Hart-calibrated TV7/U

rounded plates and excellent flashing

They have G 3R and W 4R date codes

This Korean War-vintage tube has US Army Signal Corps SC 402 contract codes and 1-44 date codes

These tubes have tall bases

new in box GE 9JW8 tubes tested to spec on our TV7

new in box Realistic Lifetime 6BE3 gold pin tube tested to spec on our Paul Hart-calibrated TV7/U