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Search Results for: GSM

Build a Homemade GSM Car Security System

Last Updated on November 9, 2023 by Swagatam 54 Comments

1 13

This super simple circuit design of a gsm car security system really works.Don’t believe it? Find out and learn the simple method of constructing it. How would you feel if you had the power of controlling your vehicle through your own cell phone, from any part of the world? Learn more how to build a […]

Filed Under: Automobile Electronics Tagged With: Build, GSM, Homemade, Security, System

Best Electronic Circuit Projects

arduino projects

Whether a newbie or a professional, if you are looking for the best electronic circuit projects, as per your specific needs, you have reached the right destination. Here, I will not only provide you with your favorite circuit projects, but also provide an active online support for solving all your queries and doubts related to […]

10 Best Timer Circuit Diagrams using IC 555

Last Updated on January 17, 2025 by Swagatam 73 Comments

plotting of capacitor vs resistor for IC 555 time delay range

The circuits I have explained here are 10 best small timer circuits using the versatile chip IC 555, which generates predetermined time intervals in response to momentary input triggers. The time intervals can be used for keeping a relay controlled load ON or activated for the desired amount of time and an automatic switch OFF […]

Filed Under: Timer and Delay Relay Tagged With: 555, Best, Diagrams, Timer

Ultrasonic Fuel Level Indicator Circuit

Last Updated on December 5, 2024 by Swagatam 47 Comments

fuel installation

An electronic device or circuit which detects and indicates the various fuel levels in a fuel tank without a physical contact, through ultrasonic waves, is called an ultrasonic fuel level sensor In this post I have explained how to build a simple fuel tank level indicator circuit using Arduino and ultrasonic sensors. In every vehicle […]

Filed Under: Arduino Projects, Automobile Electronics Tagged With: Fuel, Indicator, Level, Ultrasonic

Videos – Circuit Test Results

 3:22 How to Test a Mosfet with a Multimeter 6 views 6 hours ago  0:48 Simple Arduino Siren Circuit 6 views 1 day ago  1:25 Simple Laser Remote Control Circuit 30 views 1 day ago  1:13 Simple Mosfet Timer Delay Circuit 15 views 1 day ago  2:05 Simple Continuity Tester using Transistors 7 views 1 […]

Cellphone Controlled Dog Feeder Circuit

Last Updated on December 5, 2024 by Swagatam Leave a Comment

A cellphone controlled dog feeder is feeding system for pets and animals which allows a remote controlled refilling of food in the container of the feeder by the owner, without physically attending the place. A GSM module and Arduino based dog feeder circuit is discussed in this post. The system can be used for operating […]

Filed Under: Arduino Projects Tagged With: Cellphone, Controlled, Feeder

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