Modulation and Demodulation Articles: Basic Block Diagram of Communication System: The Basic Block Diagram of Communication System is shown in Fig. 22.1. The essential components of a communication system are…
Linear Applications of Op Amp Articles: Summing, Scaling and Averaging Amplifier: The most useful of the op-amp circuits employed in analog computers is the summing amplifier circuit. This circuit can…
FET Transistor Articles: Junction Field Effect Transistor (JFET) – Construction, Symbols and Operation: Depending upon the majority charge carriers, Junction Field Effect Transistor (JFET) have been classified into two types,…
Cathode Ray Oscilloscope Articles: Block Diagram of a General Purpose CRO and its workings: The modern time-domain General Purpose CRO, regardless of its sophistication, consists of the following main units.…
BJT Transistor Articles: Transistor Construction: The transistor construction consists of a silicon or germanium (preferably silicon because of its smaller cutoff current ICBO, smaller variations in ICBO due to variations…
Electrical Power Engineering Articles: This Electrical Power Engineering Articles which includes the following topics: Refrigeration Cycle Diagram Explain Vapour Compression Refrigeration System Explain Vapour Absorption Refrigeration System Thermoelectric Refrigeration…
Speed Control of DC Motor using Feedback Loop: An open-loop system can be converted into a closed-loop system by employing a speed control of dc motor using feedback loop, as…
Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 5: 198. Which one of the following devices can be turned 'ON' or 'OFF' by applying gate signal ? (a) SCR.…