Antique radios, Old Time Radios

BF241

ID = 34993

Country:

Germany

Brand:	Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:	Transistor RF/IF-Stage

Identical to

BF241

Similar Tubes

Other shape (e.g. bulb type):

BF230

Normally replaceable-slightly different:

1W8449 ; 2N3691 ; 2N3692 ; 2SC1342 ; 2SC1417 ; 2SC1675 ; 2SC1923 ; 2SC461 ; 2SC668 ; 2SC829 ; 2SC838 ; 2SC839 ; 2SC922 ; 2SC930 ; 2SC941 ; BF115 ; BF160 ; BF165 ; BF195 ; BF216 ; BF217 ; BF235 ; BF236 ; BF333 ; BF495 ; CS9017 ; CS9018 ; KSC839 ; KTC941 ; MPS9423 ; SF115 ; SF165 ; TFK1B

Different maximum ratings:

BF255

Other base:

BF395

Other base and data slightly different:

2SC1023 ; 2SC920 ; BF134 ; BF138 ; BF185 ; BF335

First Source (s)

Mar.1967 : Telefunken-Zeitung

Base

Wires

Description

Aufbau/Material/Pol.: Silizium Planar-Epitaxial NPN;
Form/Case/Outline: TO-92 Anschlussfolge BEC;
Daten/electr.data: I F: 1 mA; U F: 10 V; Isp: 20 µA; ß (beta): 35-125; N: 255 mW; Imax: 25 mA; Umax(Ucb/Uce): 40 V; f g: 400 MHz; tmax j: 125 °C.
-

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) KTT 1969/70

BF241: Siemens Halbleiter-Beispiele 1973 Günther Stabe † 19.8.20
BF241: TVT 1969 Verlag Nolde Dachau Günther Stabe † 19.8.20		BF241: Atenb. Telef. Halbleiter 1970/71 Walter Heinlin More ...

Usage in Models

3= 1968 ; 11= 1969 ; 3= 1970?? ; 4= 1970? ; 28= 1970 ; 1= 1971? ; 23= 1971 ; 1= 1972?? ; 32= 1972 ; 1= 1973?? ; 1= 1973? ; 17= 1973 ; 2= 1974? ; 21= 1974 ; 3= 1975?? ; 15= 1975 ; 2= 1976?? ; 2= 1976? ; 13= 1976 ; 8= 1977 ; 2= 1978 ; 1= 1979? ; 5= 1979 ; 2= 1980? ; 4= 1980 ; 1= 1981? ; 1= 1981 ; 3= 1982?? ; 3= 1982? ; 1= 1982 ; 2= 1983 ; 1= 1984?? ; 3= 1984 ; 8= 1985?? ; 4= 1985 ; 1= 1986 ; 2= 1987?? ; 1= 1987? ; 1= 1987 ; 1= 1988?? ; 2= 1988 ; 1= 1989?? ; 1= 1990 ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):243

Collection of

Peter Roggenhofer † 25.4.18 (A)

Wilfried Hofmüller (A)

Jacky Parmentier (F)

Marcello Astolfi (I)

Günther Stabe † 19.8.20 (D)

Egon Strampe (D)

Karlheinz Fischer (D)

Oskar Elm (D)

Collection of a member from D

BF241

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