soni sharma
New Member
hi,i want to make pwm modulator and demodulator circuit...........i have made squre wave carrier signal of 1.5 khz using 555 timer....but the problem is that i have confusem in circuit components value of pwm modulator and demodulator....regarding 1.5 khz carrier signal and 9 volt supply what will be the value of Ra in modulator (monostable multivibrator with modulating input 2 volt ) circuit,and low pass filter components for demodulator?????????
plz help.
plz help.