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21FP4A

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ID = 27031
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Television picture tube black+white 
Identical to 21FP4A
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect
Information source Essential Characteristics, GE 1973   
21fp4a_sock.png 21FP4A: Essential Characteristics
Anonymous 15 Collector
crt_21fp4a_sch.png
21FP4A: GBC,Selezione di tecnica radio-tv,Dic'59
Alessandro De Poi
Usage in Models 1= 1950?? ; 22= 1952? ; 25= 1952 ; 1= 1953? ; 32= 1953 ; 2= 1954?? ; 26= 1955?? ; 4= 1955? ; 1= 1955 ; 3= 1959 ; 2= 1962??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):119
 
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