Voltmeters and Multimeters Articles

Voltmeters and Multimeters Articles: AC Voltmeter using Half wave Rectifier : AC Voltmeter using Half wave Rectifier – If a diode D1 is added to the dc voltmeter, as shown…

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Bus Interface in Microprocessor

Bus Interface in Microprocessor: Bus Interface in Microprocessor - A microcomputer consists of a set of components such as CPU, memory, I/O device and these components communicate with each other…

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Transistor Testing Circuit

Transistor Testing Circuit: In-Circuit Testing - A quick test to check if a transistor is operational can be performed while the device is still connected in a circuit. Consider Fig.…

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Influence of Static Protective Relays

Influence of Static Protective Relays: Influence of Static Protective Relays on the associated equipment like current transformers, voltage transformers, etc,. Let us discuss one by one. Current Transformers: Burdens on…

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Introduction to Digital Filtering

Introduction to Digital Filtering: It has been seen that control of the band width of a circuit or signal is of paramount importance in optimizing the measurement of a signal.…

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What is Electromechanical Chopper?

What is Electromechanical Chopper?: Electromechanical Chopper - An ac amplifier must see ac in order to perform useful work. A fair number of chopping and modulation techniques are available to…

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Automation in Digital Instruments

Automation in Digital Instruments: Automation in Digital Instruments - One of the advantages of digital multimeters is their ease of operation. The reading is easy to take and does not…

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