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ID = 28032
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Thyratron 
Identical to C3J/A = 5684 = C3JA
Similar Tubes
Normally replaceable-slightly different:

Base Top contact with a cap.
Filament Vf 2.5 Volts / If 9 Ampere / Direct
Description Also produced in Italy by Fivre. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
40 x 140 x mm / 1.57 x 5.51 x inch
Weight 76 g / 2.68 oz
Information source - - Manufacturers Literature   

c3ja_so_1.png C3J/A: Valvo Röhrentaschenbuch 1957
Anonymous 10 Collector

C3J/A: Manufacturer's Literature
Emilio Ciardiello

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