Antique radios, Old Time Radios

BF311

ID = 37213

Country:

Germany

Brand:	Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:	Transistor UHF

Identical to

BF311

Similar Tubes

Normally replaceable-slightly different:

BF173 ; BF197 ; BF199 ; BF224 ; BF271 ; MPS6511 ; SE1001 ; SE5020 ; SE5021 ; SE5023 ; SE5024 ; SE5029 ; SE5030 ; SE5031 ; SF245

Other base and data slightly different:

BF125 ; BF168 ; MF500

Base

Wires

Description

NPN silicon transistor intended as IF amplifier in TV applications.
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Text in other languages (may differ)

Dimensions (WHD)
incl. pins / tip

5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch

Weight

1 g / 0.04 oz

Information source

-- Collector info (Sammler) TTT Steidle 1981, TVT 1979/80

BF311: Telefunken Ch 709 Egon Strampe
BF311: TTT Steidle 1981 Günther Stabe † 19.8.20 More ...		BF311: Telefunken Taschenbuch 1971 Heinz Höger

Usage in Models

1= 1968 ; 1= 1969? ; 6= 1969 ; 1= 1970?? ; 1= 1970 ; 1= 1971? ; 1= 1971 ; 1= 1972? ; 1= 1972 ; 1= 1974 ; 1= 1989??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):16

Literature "Telefunken Laborbuch V (Taschenbuch dunkelblau)"

Collection of

Oskar Elm (D)

Peter Roggenhofer † 25.4.18 (A)

Egon Strampe (D)

Wilfried Hofmüller (A)

Marcello Astolfi (I)

Jörg Kulbe (D)

Michael Mischke (D)

BF311

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