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CV2220

Information - Help 
ID = 34003
       
 
   
Tube type:  Beam Power Tube   Power/Output 
Identical to CV2220 = 5B/257M
Similar Tubes
Normally replaceable-slightly different:
  VX7097
Predecessor Tubes VX7097  

Base Loctal-8, B8G (Sylvania, 1938)
Filament Vf 12 Volts / If 0.47 Ampere / Indirect / Parallel, (AC/DC)
Information source -- Original-techn. papers.   
 
cv2220.jpg
CV2220: Own Photograph
Bryce Ringwood

 

from Just Qvigstad

Usage in Models 2= 1962

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of a member from FIN

Documents about this component
  STC Data Sheets 563 KB

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