Lansdale 5Y3 5Y3GT Vacuum Tube Rectifier Gray Plate Zenith Gebraucht These tubes have tall bases

These tubes have tall bases

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

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

GT and JY date codes

Lansdale 5Y3 5Y3GT Vacuum Tube Rectifier Gray Plate Zenith Gebraucht These tubes have tall basesThis 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