by Tarun Agarwal 9 years ago 555 Timer based Smoke Detector Circuit Diagram and Its Working Smoke detectors are one of the most amazing inventions due to mass production and less cost practically. Every year these detectors save thousands of lives due to this, it is recommended for every home. These devices mainly include two...
by Tarun Agarwal 9 years ago Auto Intensity Control of Street Lights Circuit and Working with Applications In olden days, streetlights on the roads are controlled manually. But, nowadays street lights are controlled automatically or by emerging automation technology. But one can notice that there is no necessity of high intensity in peak hours...
by Tarun Agarwal 9 years ago Hidden Active Cell Phone Detector Circuit and Its Working The rapid growth of cell phones in the 21st century to now has raised many problems. In addition, public reaction was growing against the disturbance of cell phones introduced in daily life. Here is a simple engineering project, namely...
by Tarun Agarwal 9 years ago Induction Motor Protection System Circuit and Its Working The electric motor is the most crucial drive in the modern era of automation. These motors are used in various industrial applications. But these motors can be protected from the different mechanical and electrical faults for helping their...
by Tarun Agarwal 9 years ago Street Light that Glows on Detecting Vehicle Movement Circuit and Working Nowadays, street lighting systems in industries or cities are growing rapidly. The important considerations in the field of different technologies like electrical and electronics are cost effective, automation and power consumption. There...
by Tarun Agarwal 9 years ago Biometric Sensors – Types and Its Working The word biometrics is derived from the Greek words bio and metric. Where bio means life and metric means to measure. Biometrics are used to identify his or her physical and behavioural characteristics of a person. This method of identification...
by Tarun Agarwal 9 years ago Automatic Wireless Health Monitoring System for Patients Circuit and Working Generally, it is very hard to find the abnormalities in the heartbeat count of a patient. The average count of 25 years old ranges from 140 to 170 beats/minute, whereas in 60 years old people, it ranges from 115 to 140 beats /minute. Patients...
by Tarun Agarwal 9 years ago Underground Cable Fault Distance Locator : Circuit and Its Working Till the last decades, a million miles of cables are threaded in the air across the country. But currently, it is laid in the underground, which is larger than an earlier method. Because, underground cables are not affected by any adverse...
by Tarun Agarwal 9 years ago Movement Sensed Automatic Door Opening System Circuit and Working The automatic door opening systems are used in commercial buildings, shopping malls, theatres, etc. These systems are used to open the door when a person comes near to the entrance of the door and closes it after he moves away from the...
by Tarun Agarwal 9 years ago Solar Powered Led Street Light with Auto Intensity Control Circuit and Working As we know that, nowadays energy sources are limited and energy consumption has increased, So renewable energy sources are used to meet the increase in the demand for energy. Keeping this in mind in this article, we are discussing a solar-powered...
