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All Pass Filter Design

All Pass Filter Design: The All Pass Filter Design is one that passes all frequency components of the input signal without attenuation. Any ordinary wire can be used to perform…

Thermistor Working Principle: Thermistor Working Principle - The electrical resistance of most materials changes with temperature. By selecting materials that are very temperature sensitive, devices that are useful in temperature…

What is Sampling Oscilloscope?

What is Sampling Oscilloscope?: An ordinary Sampling Oscilloscope has a B.W. of 10 MHz. The HF performance can be improved by means of sampling the input waveform and reconstructing its…

Dual Trace Oscilloscope

Dual Trace Oscilloscope: Figure 7.19 (a) shows a block diagram of Dual Trace Oscilloscope. This CRO has a single electron gun whose electron beam is split into two by an…

Recent Trends in Power System Stability

Recent Trends in Power System Stability: Recent Trends in Power System Stability in design of large alternators tend towards lower short circuit ratio (SCR = 1/Xd), which is achieved by…

Equal Area Criterion in Power System

Equal Area Criterion in Power System: In a system where one machine is swinging with respect to an infinite bus, it is possible to study transient stability by means of…

What is Power Transistor?

What is Power Transistor? | Definition | Working | Applications: What is Power Transistor? - Power Transistors are now available in ratings suitable for motor control. This device is a…

What is Silicon Controlled Rectifier (SCR)?

What is Silicon Controlled Rectifier (SCR)? | Construction and Working of SCR: What is Silicon Controlled Rectifier (SCR)? - This semiconductor switching device is also known as a thyristor. It…