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can we make a dtmf reciever circuit using cm8870?

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nikhil9839859626

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about dtmf

how can we make a dtmf reciever circuit using cm8870.
the transmission is through fm.
 

about dtmf

The Datasheet itself contains the details how to make the circuit

i cant understand the second line
 

Re: about dtmf

nikhil9839859626 said:
how can we make a dtmf reciever circuit using cm8870. the transmission is through fm.
Click to expand...
When the transmission is through FM, use a FM receiver and connect its output to the input of the 8870 decoding circuit. Construct it as per given in the datasheet. Cheers
 

Re: about dtmf

nandhu015 said:
The Datasheet itself contains the details how to make the circuit

i cant understand the second line
Click to expand...

no, actually i need full details about the circuit, will you help me?

Added after 2 hours 11 minutes:

pranam77 said:
nikhil9839859626 said:
how can we make a dtmf reciever circuit using cm8870. the transmission is through fm.
Click to expand...
When the transmission is through FM, use a FM receiver and connect its output to the input of the 8870 decoding circuit. Construct it as per given in the datasheet. Cheers
Click to expand...
i agree with you.
 

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