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Heart Beat Pulse to Sound Converter Monitor Circuit

Last Updated on November 3, 2020 by Admin Leave a Comment

hart beat compressed

In this write-up we discuss a comprehensive circuit which allows the user to convert heart beat pulses into loud audible sound from a connected buzzer. Thus , the design could […]

Filed Under: Medical Tagged With: Beat, Converter, Heart, Monitor, Pulse, Sound

3 LED Battery Monitor Circuit

Last Updated on May 15, 2020 by Admin Leave a Comment

battery monitor circuit

This battery monitor circuit can be used to monitor the charge level of a battery in 3 different steps, indicated by 3 separate LEDs. Just three LEDs are incorporated to […]

Filed Under: Indicators Tagged With: Battery, LED, Monitor

LED Voltage Monitor Circuit

Last Updated on May 8, 2020 by Admin Leave a Comment

table

A well balanced power supply is completely necessary for the precise functioning of computers and TTL circuits. A voltage fluctuation of 10% is undoubtedly not bearable, it is therefore advisable […]

Filed Under: Lights and Lamps, Indicators Tagged With: LED, Monitor, voltage

Heatsink Temperature Monitor Circuit

Last Updated on April 8, 2020 by Admin Leave a Comment

heatsink monitor

Heatsinks are a necessary inclusion in circuits which are rated to work with high wattage and high current supplies. The heatsink is installed on devices so that it draws the […]

Filed Under: Indicators, Protection Circuits, Temperature Controller Tagged With: Heatsink, Monitor, Temperature

Mains AC Voltage Monitor Circuit

Last Updated on April 7, 2020 by Admin 4 Comments

mains voltage monitor

You might want to find out instantly whether or not the mains voltage is running low before starting an important task because the load switch ON might cause an already […]

Filed Under: Indicators Tagged With: AC, Mains, Monitor, voltage

Brake Lights Monitor Circuit

Last Updated on April 6, 2020 by Admin Leave a Comment

brake light monitor

This brake lights monitor circuit is used to monitor the brake lights of a car and tell if they are both working through an LED illumination. This ensures both road […]

Filed Under: Car and Motorcycle Projects Tagged With: Brake, Lights, Monitor

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