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CK521AX

Information - Help 
ID = 9844
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Vacuum Pentode   Power/Output 
Identical to CK521AX

Base Subminiatur (wire-ends, flat) B5A Wires only.
Filament Vf 1.25 Volts / If 0.05 Ampere / Direct
Description Audio output pentode for battery operated wearable or portable sets.
6 mW audio power on 20 Kohm load; 22.5 V anode voltage. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
Tube Lore (I)
 
ck521ax_sockel.png
CK521AX: Raytheon Manual
Heinz Höger

 
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CK521AX: Raytheon Manual
Heinz Höger


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