Antique radios, Old Time Radios

DAF40

Country:	Netherlands	Brand:	Philips; - Eindhoven; Netherlands
		Developer:	Philips; - Eindhoven; Netherlands
		Tube type:	Diode-Pentode Controlling (mu)

Tube ID = 3544


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Identical to	DAF40 = MDAF40
First Series	Dec.1948 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Nov.1948 : Daten und Schaltungen moderner ... Röhren; Philips 3A

Was used by	Radio/TV-reception etc.
Filament	-: Direct / -: Battery = /
Description	Philips, geregelte DAF41. In Deutschland erst ab1951. Text in other languages (may differ)
Tube prices	0 Tube prices (visible for members only)


	Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus

O.F.
Otto Frosinn

Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

SEL Handbuch 1964
Peter Hoddow

Usage in Models (calculation each 25th of the month)	2= 1948? ; 1= 1949? ; 1= 1950?? ; 5= 1950? ; 5= 1950 ; 2= 1951? ; 5= 1951 ; 1= 1952?? ; 1= 1952? ; 2= 1953? ; 1= 1954?? ; 2= 1954 ; 2= 1955?? ; 1= 1955 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 31

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DAF40

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