Antique radios, Old Time Radios

OSW3105

Country:	Germany		Brand:	Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
			Tube type:	Double Diode-Triode Audio Frequency

Tube ID = 21920


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Identical to	OSW3105 = 3105_OSW = HF3105 = 6SQ7_DDR
Similar Tubes	Other shape (e.g. bulb type): 6SQ7; 6g2
First Source (s)	1949 : -- Collector info (Sammler)

Base	Octal (Int.Octal, IO) K8A, USA 1935
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.3 Ampere / -: Indirect / -: Parallel / series AC/DC /


	Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Michael Schlör

W.E.
Wolfgang Eckardt

Datenblatt
Wolfgang Bauer

No further Information for

OSW3105

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