Most students of electricity begin their study with what is known as…
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Just as devices have been made to measure certain physical quantities…
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Most AC motors are induction motors. Induction motors are favored due…
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After the introduction of the DC electrical distribution system by…
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Stepper Motor vs Servo Motor A stepper motor is a…
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A three-phase motor may be run from a single-phase power source.…
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Brushless DC motors were developed from conventional brushed DC motors…
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Normally, the rotor windings of a wound rotor induction motor are…
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Charles Proteus Steinmetz’s first job after arriving in America…
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The variable reluctance motor is based on the principle that an…
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Generators used in battery-charging systems must be regulated so as to…
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If the ends of a wire loop are attached to two half-circular metal…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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If an electric current is passed through this wire, which direction…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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Explain the operation of this “H-bridge” motor control circuit: At…
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Stepper Motor vs Servo Motor A stepper motor is a…
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A very useful tool for observing rotating objects is a strobe light.…
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Shaded Pole Induction Motor An easy way to provide starting torque to…
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Charles Proteus Steinmetz’s first job after arriving in America…
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Don’t just sit there! Build something!! Learning to mathematically…
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As an electric current is passed through a coil of wire, it creates a…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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Calculate the voltage output by the secondary winding of a transformer…
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AC Motors Perhaps the most important benefit of polyphase AC power…
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In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
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If the ends of a wire loop are attached to two half-circular metal…
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Read the following quotation, and then research the term…
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Explain the operation of this “H-bridge” motor control circuit: At…
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A chandelier has five light bulbs in it, and one of them is not…
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A wound rotor induction motor has a stator like a squirrel cage…
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Normally, the rotor windings of a wound rotor induction motor are…
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Just as devices have been made to measure certain physical quantities…
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Solid-state switching circuits usually keep their constituent…
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A three-phase motor may be run from a single-phase power source.…
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A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
Tools
Euler’s Number Euler’s constant is an important value for…
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Determine what the magnitude and polarity of the voltmeter’s…
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When lightning strikes, nearby magnetic compass needles may be seen to…
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A decoder is a circuit that changes a code into a set of signals. It…
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The circuit in the previous section is not a very practical one. In…
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So far we know that AC voltage alternates in polarity and AC current…
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Seeing as how a common meter movement can be made to function as a…
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If we examine a four-bit binary count sequence from 0000 to 1111, a…
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If we were to express the series-connected DC voltages as phasors…
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Contributors to this chapter are listed in chronological order of…
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Suppose you were to take a 3 kW electric heater rated for 240 VAC and…
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Stepper Motor vs Servo Motor A stepper motor is a…
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This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.
Tools
In Millman’s Theorem, the circuit is re-drawn as a parallel…
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This calculator helps you compute the inductance of a wire loop.
Tools
In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
Textbook
A calculator designed to calculate the maximum current that a stripline can handle
Tools
What is Kirchhoff’s Voltage Law (KVL)? The principle known as…
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In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.
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