voltage controlled oscillator circuit design with op-amp

Thread Starter

mido salah

Joined Dec 13, 2016
hello guys this my first time come cross VCO -voltage controlled oscillator- this a problem from my TA first i do not know how this vco work what is control voltage ,what free-running frequency and tuning range mean...if any one could show me how this circuit operates and help me with the design i should do it hardware too everything about it in the picture belowUntitled.png