Radio receiver GEOLOG circuit diagram

  
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For convenience of use at night the receiver is provided with a scale bias lighting and the surface behind the scale has a fluorescent coating. To illuminate the scale depress button 3. Radio programs can be listened in over the earphone which is connected to jack 8. With the earphone connected the loudspeaker is switched off automatically. 1 - vo
Radio receiver GEOLOG circuit diagram - schematic

lume control knob; 2 - tone control knob; 3 - scale illumination button; 4 - band switch button; 5 - telescopic antenna; 6 -tuning knob; 7 - external supply jack; 8-earphone jack; 9 - external antenna Jack; 10 - earthing jack; 11 - lower cover. Put in or replace the battery in accordance with Fig. 3, paying special attention to the correct positioning of the cells. The receiver will be damaged, if the battery is reversed.



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