Antique radios, Old Time Radios

EF6bi


			Tube type:	Vacuum Pentode Universal

Tube ID = 3366


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Identical to	EF6bi
Similar Tubes	Other class quality (otherwise equal): EF6
First Source (s)	1949 : Rundfunk-Röhren, Ratheiser, 1949
Predecessor Tubes	EF6 AF7
Successor Tubes	1948 EF40

Base	Europe side contact base P (P8A) Top contact with a cap
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	Low hum version of the EF6 with bifilar wounded heater Text in other languages (may differ)
Literature	Rundfunk-Röhren, Ratheiser, 1949

I.M.
Iven Müller

Telefunken Werkstattbuch
Wolfgang Bauer

Usage in Models (calculation each 25th of the month)	1= 1950 ; 3= 1951 ; 1= 1953 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 5

No further Information for

EF6bi

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