by Tarun Agarwal 9 years ago Crystal Oscillator Circuit and Working A crystal oscillator is an electronic oscillator circuit that is used for the mechanical resonance of a vibrating crystal of piezoelectric material. It will create an electrical signal with a given frequency. This frequency is commonly...
by Tarun Agarwal 9 years ago Pulse Code Modulation and Demodulation We know that modulation can be defined as the process of changing the carrier signal’s parameters by the instant values of the message signal. The transmission of message signal can be done mainly for communication & the high-frequency...
by Tarun Agarwal 9 years ago Class-C Power Amplifier Circuit and Tutorial An amplifier is one kind of electronic device used to increase the strength of a signal. It can be either a different device or an electrical circuit in any electronic device. Amplifiers are widely used in all electronic equipment to generate...
by Tarun Agarwal 9 years ago Types Of Thyristors And Their Applications Commercially, the first thyristor devices were released in 1956. With a small device Thyristor can control large amounts of voltage and power. The wide range of applications in light dimmers, electric power control and speed control of...
by Tarun Agarwal 9 years ago Tunnel Diode Circuit with Operations and Applications A Tunnel Diode is also known as Eskari diode and it is a highly doped semiconductor that is capable of very fast operation. Leo Esaki invented the Tunnel diode in August 1957. The Germanium material is basically used to make tunnel diodes....
by Tarun Agarwal 9 years ago Simple Electronic Circuits for Beginners Generally, success in early projects plays a vital role in the field of electronics for engineering students’ careers. Many students quit electronics due to failing in their first attempt. After a few failures, the student keeps a misconception...
by Tarun Agarwal 9 years ago Microcontroller based LPG Leakage Detector Circuit and Working Nowadays, security is the major problem in many fields due to robberies, fire accidents and blasts due to LPG gas leakage. At present, LPG gas can be used in the car, in the storage tank or service station. But, due to some reasons the...
by Tarun Agarwal 9 years ago Series and Parallel Resonance LC Circuit Operation The circuits which have L, C elements, have special characteristics due to their frequency characteristics like frequency Vs current, voltage and impedance. These characteristics may have a sharp minimum or maximum at particular frequencies....
by Tarun Agarwal 9 years ago Difference between DIAC and TRIAC : Working & Their Characteristics There are several applications where it is preferred to regulate the power fed to a load. For instance: using electrical methods controlling the speed of a motor or fan. But, these methods do not allow fine control over the flow of power...
by Tarun Agarwal 9 years ago Temperature Controlled DC Fan by using 8051 Microcontroller Nowadays, the humankind is moving towards the new technologies by replacing the manual operations to automatically controlled devices. One of the basic requirements of the people during hot weather is a cooling fan. But, the speed of the...
