1. Home /
  2. Repository-circuits /
  3. low voltage monitor schematic

low voltage monitor schematic

Posted on Feb 7, 2014

Low Voltage Monitor circuit is highly desirable for security and protection against everyday damage your equipment, especially for your favorite car. This circuit may be very simple / very simple to make because only by using ic LM339. The workings of this circuit is Buzzer will sound and lights Led will light up when your car battery in a state of tension is very minimal.


low voltage monitor schematic
Click here to download the full size of the above Circuit.

Although the circuit is very simple but can protect your car from damage that would be very detrimental. This voltage monitor circuit may be beneficial to you.




Leave Comment

characters left:

Related Circuits

  • Color sensor
    Color sensor. Colour sensor is an interesting project for hobbyists. The cir- cuit can sense eight colours, i.e. blue, green and red (primary colours); magenta, yellow.
  • Dew sensor
    Dew sensor. Dew (condensed moisture) ad- versely affects the normal per- formance of sensitive electronic devices. A low-cost circuit described here can be used to.
  • Audio Visual Ringer
    Audio Visual Ringer. Many a times one needs an extra telephone ringer in an ad-joining room to know if there is an incoming call. For example, if the telephone is installed in.
  • Multipurpose Circuit for telephone
    Multipurpose Circuit for telephone. This add-on device for telephones can be connected in parallel to the telephone instrument. The circuit provides audio-visual indication of on-hook,.
  • Off line Telephone tester
    Off line Telephone tester. Here is a circuit of an off-line telephone tester which does not require any telephone line for testing a telephone instrument. The circuit is so simple that.
  • Telephone Headgear
    Telephone Headgear. Acompact, inexpensive and low component count telecom head- set can be constructed using two readily available transistors and a few other electronic.
  • Telephone line based audio muting and light on circuit
    Telephone line based audio muting and light on circuit. Very often when enjoying music or watching TV at high audio level, we may not be able to hear a telephone ring and thus miss an important...
  • Telephone Ringer using 556 dual timers
    Telephone Ringer using 556 dual timers. Using modulated rectangular waves of different time periods, The circuit presented here produces ringing tones similar to those produced by a telephone. The.

    • New Circuits

    .

     
    Create NOW your QR MENU for your Restaurant / Hotel / Bar / Caffe,

    Comprehensive ordering/paying features. fully personalized to suit your Business.

    Update Anytime! Easy and Simple!


    Popular Circuits

    Overvoltage protection for RS232
    Overvoltage protection for RS232

    RS-232C serial port lines are quite prone to be damaged by overvoltages. The damaged to computer...

    Waa-waa circuit
    Waa-waa circuit

    The waa-waa effect is achieved as certain frequencies are amplified more than others. A phase...

    +15-V-1-a-regulated-power-supply
    +15-V-1-a-regulated-power-supply

    The supply receives + 20 Vdc from the rectifier/filter section. This is applied to pins 11 and 12...

    555 circuits 6
    555 circuits 6

    The heart of this circuit is IC No. 555. When the alert sound was working, even though the switch...

    Restoration of a Yamaha A-760 vintage integrated amplifier
    Restoration of a Yamaha A-760 vintage integrated amplifier

    A matching Yamaha T-760 tuner. It sounds (and obviously looks) great with the A-760. The cost was...

    HD44780 16x2 Char LCD Interfacing with microcontroller
    HD44780 16x2 Char LCD Interfacing with microcontroller

    Analphanumeric low cost LCD Display is very essential for may small and big projects to...

    laser security system
    laser security system

    A simple and cheap Laser Based Security System, which costs below Rs. 100. It is a simple circuit...




    Top