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RF7

Information - Help 
ID = 78359
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   RF/IF-Stage 
Identical to RF7 = BF194

Base Wires
Filament Solid State
Description

Aufbau/Material/Pol.: Silizium Planar NPN (Silicon RF IF);
Form/Case/Outline: TO-92;
Daten/electr.data: I F: __ mA; U S: __ V; Isp: __ µA; ß (hfe/beta): __; N: ___ mW; Imax(Ic): __ mA; Umax(Uce): __ V; f g: __ MHz; tmax j: __ °C;

This is NOT a specific transistor - it is a Replacement Classification System ID of BRC (British Radio Corporation Ltd.)
RF7 stands for one of the following transistors: BF194, ...
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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)   BRC Bulletin
 

Usage in Models 1= 1973?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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