Antique radios, Old Time Radios

DM71

Country:	Europe	Brand:	Common type Europe
		Developer:	Philips; - Eindhoven; Netherlands
		Tube type:	Mag. Stripe, exclamation mark

Tube ID = 1905


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Identical to	DM71 = 1N3 = Y25 = 1M1
Similar Tubes	Other base: 1M3; DM70
First Series	Aug.1953 Tube leaflet collection E.Erb Analysis by original leaflets [T8, Kat441, FS5304]

Base	Subminiatur-8, with space 1/8, B8D
Was used by	Radio/TV-reception etc.
Filament	Vf 1.4 Volts / If: 0.025 Ampere / -: Direct / -: Battery = /
Description	Neben Batterie- auch für Wechsel- und Allstrombetrieb geeignet. Text in other languages (may differ)
Tube prices	3 Tube prices (visible for members only)
Literature	Röhren-Taschen-Tabelle 14.A, (Franzis RTT)


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

eigene Röhren
Heinz-Dieter Kerner

Telefunken Röhrenhandbuch
Wolfgang Bauer

Iven Müller
Iven Müller

Usage in Models (calculation each 25th of the month)	1= 1952? ; 5= 1952 ; 2= 1953? ; 15= 1953 ; 1= 1954?? ; 1= 1954? ; 19= 1954 ; 1= 1955?? ; 2= 1955? ; 16= 1955 ; 4= 1956?? ; 2= 1956? ; 18= 1956 ; 1= 1957? ; 22= 1957 ; 17= 1958 ; 3= 1959? ; 5= 1959 ; 5= 1960?? ; 4= 1960? ; 4= 1960 ; 1= 1961?? ; 5= 1961 ; 1= 1962? ; 5= 1962 ; 6= 1963 ; 3= 1964? ; 3= 1964 ; 2= 1968 ; 3= 1969 ; 1= 1970?? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 178

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DM71

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