Electrical & Electronics Measurements

Optical Time Domain Reflectometer (OTDR)

The commonly employed technique for analysing the state of a fibre optic is to test it with an Optical Time…

3 years ago

Basic Features of a DC Potentiometer

A potentiometer is an instrument that is used for measurement of potential difference across a known resistance or between two…

3 years ago

Features and Applications of Instrument Transformers

Instrument transformers are used in the measurement of voltage, current, energy, and power in ac circuits. The main reasons why…

3 years ago

Power Measurement in AC Circuits (Single-phase & Polyphase Systems)

Introduction to AC Power Measurement In alternating current circuits, the instantaneous power varies continuously as the voltage and current varies…

4 years ago

Performance Characteristics of Digital Measurement Instruments

In this article, we discuss the performance characteristics of digital instruments i.e. ResolutionAccuracyLinear errorsSettling timeTemperature sensitivityMonotonicity Resolution This is defined…

5 years ago

Key Instruments Used By Electronics Engineers

Multimeter This is also called volt-ohm-milliammeter (VOM). It is a general purpose instrument having the circuitry and switching arrangement for…

5 years ago

Digital vs. Analog Instruments

Electronic instruments mainly voltmeters used either transistor or vacuum tubes. The later one is called The Vacuum Tube Voltmeter (VTVM)…

5 years ago

Power Measurements in DC Circuits

Measurement of electric power is essential in both commercial industrial applications and domestic applications. Prior estimation and subsequent measurements of…

5 years ago