mini audio analyzer


Posted on Feb 5, 2014

This analyst is, a sensitive instrument, in the frequency changes and width of a acoustic signal. Thus the brightness of LED that turns on each moment of is proportional signal width, while the colour of proportionally frequency..


mini audio analyzer
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Line Following Auto Robot
    Start-and-run-motor-circuit
    1Mhz-voltage-to-frequency-converter
    Charging the Earth
    Active FM Antenna Booster circuit PCB
    Crystal oscillator
    Temperature Sensor Circuit
    An adjustable bounce lighting circuit
    Pressure sensor circuit
    Discrete components sound and light control stairs delay switch circuit 5
    Simple and practical circuit diagram of an elevator failure alarm
    Line current measurement circuit



    Top