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CV1578

Information - Help 
ID = 9946
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Vacuum Pentode   Universal   Controlling (mu) 
Identical to CV1578 = EF50 = 10E/287 = VR91A
Similar Tubes
Normally replaceable-slightly different:
  CV1091 ; VT207_GPO

Base Loctal-9-Pin (B9G) (Codex=Y)
Was used by Prototype only, no series built
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Description

RF pentode usable up to 125MHz.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Babani, International Radio Tube Encyclopaedia   Page 76
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
 
lo31~~10.png
CV1578: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
cv1578vr91a_1_2.png
CV1578: Manufacturer's Literature
Emilio Ciardiello

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