by Tarun Agarwal 11 years ago Types of Mosquito Repellents and Circuit Operation using IC 555 Electronic mosquito repellent machine In recent years mosquito is one of the harmful insect for mankind owing to the deadly, infectious diseases associated with the mosquitoes’ bites: malaria, elephantiasis, yellow fever, etc. Malaria...
by Tarun Agarwal 11 years ago Touch Screens or Human Machine Interface (HMI) Monitoring System HMI stands for Human Machine Interface (HMI). A Human Machine Interface (HMI) is a software application that presents information to an operator or user about the state of a process, and to accept and implement the operators control instructions....
by Tarun Agarwal 11 years ago Printed Circuit Boards Designing Process Printed Circuit Board The most vital element in electronic circuits and equipment is the Printed Circuit Board (PCB). It is also possible to build an electronic circuit with breadboards and zero boards, but the method is a low level and...
by Tarun Agarwal 11 years ago Simple Water Level Controller Circuit with Microcontroller and Alarm Nowadays many houses store water in underground tanks and pump the water to the overhead tanks. At times, the water overflows from the overhead tank leading to wastage of water. To overcome this problem, a water-level indicator with an...
by Tarun Agarwal 11 years ago Infrared Remote Control Switch Working Operation The first remote controllers were developed in the early 1990s, and the first remotes were connected with wires to devices. Nowadays remotes use infrared control and thus are capable of controlling several things at a time. The remotes...
by Tarun Agarwal 11 years ago Introduction to Motion Detector Circuit Diagram with Working Principle The first motion detector was invented in the early 1950s by Samuel Bango, and which was a burglar alarm. He applied the fundamentals of a radar to ultrasonic waves – a frequency to detect fire or thief and that which human beings cannot...
by Tarun Agarwal 11 years ago Automatic Room Light Controller with Visitor Counter and Zigbee Technology Nowadays without electricity we cannot imagine our daily life because electricity has become a necessity for all, without which day-to-day life chores & daily activities become stand still. Due to the depletion of non-renewable resources,...
by Tarun Agarwal 11 years ago Expert Opinion on Latest Technologies and Electronics – UC Patnaik Elprocus is now bringing the Expert on board with interviews and outreach programs to keep you updated on Electrical, Electronics, Robotics, Android, etc. These expert interview questions will help you in understanding the importance of...
by Tarun Agarwal 11 years ago How to Construct and Operate a Uni-Junction Transistor(UJT) Introduction to Uni-Junction Transistor Uni-junction transistor Uni-junction transistor is also known as double-base diode because it is a 2-layered, 3-terminal solid-state switching device. It has only one junction so it is called as a...
by Tarun Agarwal 11 years ago Multiplexer and Demultiplexer : Types and Their Differences In large scale digital systems, a single line is required to carry on two or more digital signals – and of course! at a time, one signal can be placed on one line. But, what is required is a device that will allow us to select; and, the...
