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tda7000 receiver problem- is the schematic's circuit correct

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deepak007

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tda7000 receiver

hello

please take a look at the fm receiver schematic below. i think the varicap diode is connected in the reverse. is the schematic's tuned circuit correct?please help.
 

tda 7000 schematics

deepak007 said:
hello

please take a look at the fm receiver schematic below. i think the varicap diode is connected in the reverse. is the schematic's tuned circuit correct?please help.

It is very proper. Try to see the analysis diagram below. the cathode gets V+ thro the coil and the anode gets a lower Voltage due to potentiometer.
 

    deepak007

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