DIGITAL VOLTMETER CIRCUIT


Posted on Feb 4, 2014

A basic digital voltmeter circuit using the Harris Semiconductor ICL7107 is shown. It has a 2-V range. Calibration consists of applying a known voltage of 1.2 V to the input and adjusting R3 for a correct reading on the display. Supply is ±5 V, and S1 selects either the supply voltage or an external reference..


DIGITAL VOLTMETER CIRCUIT
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    FM Receiver circuit
    Analogue / Digital Logger I
    Guitar and bass tuner
    Stabilized-capacitance-buffer
    Auxiliary Supply
    Line Detector
    hf 5 band mosfet amplifier
    Ultrasonic sensors apply to parking sensor system
    Pots water alarm circuit
    Sound delay lamp circuit diagram
    Common base transistor amplifier circuit of a unit



    Top