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ID = 4222
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Triode, vacuum   UHF 
Identical to 2CW4
Similar Tubes
Heater different:
  13CW4 ; 6CW4

Base Nuvistor
Filament Vf 2.1 Volts / If 0.45 Ampere / Indirect
Description Steile UHF-Triode. 
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   

2CW4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †

2cw4_sockel.png 2CW4: RCA Tube Manual
Peter Hoddow

Just Qvigstad
2CW4: RCA Tube Manual
Peter Hoddow

Collection of



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