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ID = 13224
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: Raytheon Mfg. Co.; Cambridge, MA 
Tube type:  Double Triode   VHF 
Identical to 2C21 = 1642 = 2C21/1642 = 38233
First Source (s)
06.Nov.1942 : Electron Tube Registration List rec. 310

Base 7-Pin-Base-general, old, USA (Codex=Mb) Top contact with a cap.
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description Double triode intended for operation as low-power class-C amplifier or oscillator at frequencies up to 60MHz.
Registration assigned to Raytheon, with specs similar to those of the developmental RCA 1642. 
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   

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