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CZ-504-D

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ID = 87157
       
Country:
Japan
Brand: NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Vacuum Pentode   Audio Frequency 
Identical to CZ-504-D
Similar Tubes
Normally replaceable-slightly different:
  311A

Was used by Radio/TV-reception etc.
Filament Vf 5.5 Volts / If 1 Ampere / Indirect
Description

This tube is a low frequency amplifier.

 
Information source -- Collector info (Sammler)   Dawn of Tube Production in Japan - Ohtsuka.

 

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