Antique radios, Old Time Radios

OC78

Country:	Europe		Brand:	Common type Europe tube
			Tube type:	Transistor Power/Output

Tube ID = 37177


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Identical to	OC78
Similar Tubes	Normally replaceable-slightly different: OC72
First Source (s)	Oct.1958 : -- Collector info (Sammler)

Base	Wires
Was used by	Radio/TV-reception etc.
Filament
Description	PNP Ge Transistor, alternative: OC72 Text in other languages (may differ)
Dimensions (WHD)	5 x 15 x mm / 0.20 x 0.59 x inch
Weight	4 g / 0.14 oz
Literature

TTT Steidle 1981
Günther Stabe

Usage in Models (calculation each 25th of the month)	1= 1958? ; 1= 1958 ; 1= 1959? ; 1= 1959 ; 4= 1960? ; 3= 1960 ; 1= 1961? ; 2= 1962? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 14

No further Information for

OC78

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