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Different Types of Sensors
by Tarun Agarwal 8 years ago

Types of Sensors with Their Circuit Diagrams

Generally, we use conventional wall socket switchboards for switching on industrial appliances or home appliances such as fan, cooler, industrial motors, and so on. But, it is very difficult to operate the switches regularly. Hence, home...

by Tarun Agarwal 9 years ago

Basic Intrusion Detection System

Look at this quote by Admiral Grace Hopper “Life was simpler before world war II. After that we had systems” So, what does this actually means? With invent of systems (computer systems) came the increase for various needs...

by Tarun Agarwal 9 years ago

Heartbeat Sensor – Working & Application

What do you mean by Heartbeat? A person’s heartbeat is the sound of the valves in his/her’s heart contracting or expanding as they force blood from one region to another. The number of times the heart beats per minute (BPM), is the...