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ID = 38923
United States of America (USA)
Brand: General Electric Co. (GE); Bridgeport CT, Syracuse NY
Tube type:  TR-switch 
Identical to 6619

Filament No heater
Description Gas tube, 4-3/8" long, intended as TR or pre-TR switch in high power radars. 250KW to 2.5MW, 2.7 to 2.9GHz; 25 microseconds recovery. 
Information source Tube Lore (I)   
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6619: Private collection
Emilio Ciardiello

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