Duty-Cycle Measurer


Posted on Feb 6, 2013

An Intersil 7101 31/2-digit A/D converter is used to display the duty cycle of a pulse train as a percentage. The frequ


Duty-Cycle Measurer
Click here to download the full size of the above Circuit.

ency range of this circuit is 100 Hz to 250 kHz. The CMOS gates convert the pulse train to constant amplitude. This amplitude is then compared to a reference of 1 V, derived from R3 and R4. PI is for calibration.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Doorphone Intercom schematic
    Function Generator
    TV Transmitter circuit diagram (VHF)
    TV Remote Jammer!
    Digital DC Millivoltmeter



    Top