D
David
- Jan 1, 1970
- 0
Hi, I want to make variable the speed of a DC motor with the amplitude
of the sound or music. more the sound is louder more the speed is the
DC motor. i want it operate with the headphone jack of a radio.
Thank you for all your help.
Ps.: I want the circuitry the most cheaper.
of the sound or music. more the sound is louder more the speed is the
DC motor. i want it operate with the headphone jack of a radio.
Thank you for all your help.
Ps.: I want the circuitry the most cheaper.