What is an Operational Amplifier?: An Operational Amplifier is a dc amplifier having a high gain, of the order of 104 - 108. Such an amplifier can perform summing, integration,…
Summing Amplifier: As the input impedance of an op-amp is extremely large, more than one input signal can be applied to the inverting amplifier. Such circuit gives the addition of…
Semiconductor Microwave Devices Articles: Trapatt Diode Construction and Working: The Trapatt Diode Construction and Working is derived from and closely related to the IMPATT diode. Indeed, as pointed out near…
Electronic Communication Articles: This Electronic Communication Articles which includes the following topics: Principles of Communication Systems Need of Modulation in Communication System Bandwidth Requirement in Communication System External Noise in…
Electronics Communication Engineering viva Questions and Answers: Following are the Basic and Advanced Electronics Communication Engineering viva Questions and Answers Acceptor atoms - Trivalent atoms that accept free electrons from…
Electrical Engineering viva Questions and Answers: Following are the Basic and Advanced Electrical Engineering viva Questions and Answers Acceptor atoms - Trivalent atoms that accept free electrons from pentavhalent atoms.…
Communication Engineering Interview Questions and Answers: 1. Define Phase Modulation. Ans. In phase modulation, the phase of the carrier varies according to amplitude variations of the modulating signal, The PM…
Sinusoidal Oscillators Articles: What is Oscillator? – Types of Oscillators: An oscillator is the basic element of all ac signal sources and generates sinusoidal signals of known frequency and amplitude.…