Experimental Cathode Ray Commutator Tube TD-42
Tube cathodique commutateur
Kathodenstrahl-Schalterröhre

Possibly made by Western Electric.

This tube seems to operate on the same principle as the Cyclophon (US Patent 2474810 Multichannel Cyclophon, Federal Telecommunication Laboratories 5738 Commutator Tube).

24 target anodes.

 

Longueur • Length • Länge : 26 cm • 10"1/4
Diamètre • Diameter • Durchmesser : 35 / 57 / 89 mm • 1"3/8 / 2"1/4 / 3"1/2

 

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