frequency shift keying circuit

[sreekumar]

hi,
i am looking for a fsk circuit .complete design and circuit diagram using easily available ICs or transistors, are required .

 

[jbartos]

Suggestion: Try

http://www.ee.washington.edu/conselec/CE/sp95reports/adams/done.htm

http://www.ee.washington.edu/conselec/CE/sp95reports/adams/fskx.htm

http://www.w5bbr.com/pttfsk.html