Posted By: Tarun Agarwal

Tarun Agarwal

Tarun Agarwal is the Chief Customer Support Officer at Elprocus. He has 8 years of experience in Customer Support, Operations and Administration.

by Tarun Agarwal 10 years ago

Transistors – Basics, Types & Baising Modes

Introduction to Transistor: Earlier, the critical and important component of an electronic device was a vacuum tube; it is an electron tube used to control electric current. The vacuum tubes worked but they are bulky, require higher operating...

by Tarun Agarwal 10 years ago

Variable Frequency Drive for Induction Motor

Introduction Single-phase induction motors are extensively used in appliances and industrial controls. The Permanent Split Capacitor (PSC) single-phase induction motor is the simplest and most widely used motor of this type. By design, PSC motors are unidirectional, which...

by Tarun Agarwal 10 years ago

What is LM3915 IC Visualized Audio Level Display

Why is the Audio Level display needed? Often in many applications, it is required to measure the level of the audio signals, for example in discotheques to get an idea about the loudness of the sound signal, in other areas to measure the...

by Tarun Agarwal 10 years ago

Microcontroller Based Caller ID & Use of DS1232

A Practical Application using Microcontroller – Caller ID Caller ID is known as caller identification (CID), it is a telephone service to transmit a caller’s number to the called person phone soon after the call is replied. Where,...

by Tarun Agarwal 10 years ago

Matrix Keypad Interfacing with Microcontroller

What is a Matrix Keypad? A keypad is the most widely used devices of digital circuits, microcontrollers or telephone circuits. Many applications require large number of keys connected to a computing system. Provided that it for the most...

by Tarun Agarwal 10 years ago

RF Module – Transmitter & Receiver

What is RF Module? In general, the wireless systems designer has two overriding constraints: it must operate over a certain distance and transfer a certain amount of information within a data rate. The RF modules are very small in dimension...