Solid State Voltmeter
Solid State Voltmeter: Solid State Voltmeter - Figure 4.13 shows the circuit of an electronic voltmeter using an IC OpAmp 741C. This is a directly coupled very high gain amplifier.…
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Solid State Voltmeter
Automatic Voltage Control
Automatic Voltage Control: Automatic Voltage Control - Figure 8.20 gives the schematic diagram of an automatic voltage regulator of a generator. It basically consists of a main exciter which excites…
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Automatic Voltage Control
Load Frequency Control of Single Area System
Load Frequency Control of Single Area System: Let us consider the problem of controlling the power output of the generators of a closely knit electric area so as to maintain…
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Load Frequency Control of Single Area System
Two phase AC Servo Motor
Two phase AC Servo Motor: For a low-power (a few hundred watts) control application, a balanced Two phase AC Servo Motor is ideally suited as it can be driven by…
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Two phase AC Servo Motor
IC 565 PLL
IC 565 PLL | Pin Diagram | Block Diagram: IC 565 PLL is available in a 14 pin DIP package and 10 pin metal can package. Fig. 2.124 shows 14-pin…
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IC 565 PLL
Phase Locked Loop Working Principle
Phase Locked Loop Working Principle: A Phase Locked Loop Working is basically a closed loop system designed to lock the output frequency and phase to the frequency and phase of…
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Phase Locked Loop Working Principle
Wien Bridge Oscillator using Op Amp
Wien Bridge Oscillator using Op Amp: This is also RC oscillator which uses RC type of feedback network. The main difference between phase shift and Wien bridge oscillator is that…
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Wien Bridge Oscillator using Op Amp
RC Phase Shift Oscillator Using Op amp
RC Phase Shift Oscillator Using Op amp: RC Phase Shift Oscillator basically consists of an amplifier and a feedback network consisting of resistors and capacitors arranged in ladder fashion. Hence…
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RC Phase Shift Oscillator Using Op amp