Don’t just sit there! Build something!! Learning to mathematically…
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A very useful tool for observing rotating objects is a strobe light.…
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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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Pulse Width Modulation (PWM) uses digital signals to control power…
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Explain the operation of this “H-bridge” motor control circuit: At…
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Solid-state switching circuits usually keep their constituent…
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Most AC motors are induction motors. Induction motors are favored due…
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A three-phase motor may be run from a single-phase power source.…
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Perhaps the most challenging aspect of interpreting ladder diagrams,…
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If an electric current is passed through this wire, which direction…
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Stepper Motor vs Servo Motor A stepper motor is a…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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At first it may seem pointless to have the four buffer gates following…
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How is it possible to electrically measure the torque output by a…
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The interlock contacts installed in the previous section’s motor…
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The interlock contacts installed in the previous section’s motor…
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It is sometimes said regarding electrical safety that, Ït’s not the…
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Don’t just sit there! Build something!! Learning to mathematically…
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A wound rotor induction motor has a stator like a squirrel cage…
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A chandelier has five light bulbs in it, and one of them is not…
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Normally, the rotor windings of a wound rotor induction motor are…
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In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
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As an electric current is passed through a coil of wire, it creates a…
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Solid-state switching circuits usually keep their constituent…
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Brushless DC motors were developed from conventional brushed DC motors…
Textbook
Don’t just sit there! Build something!! Learning to analyze digital…
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If the ends of a wire loop are attached to two half-circular metal…
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Explain the operation of this “H-bridge” motor control circuit: At…
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How is it possible to electrically measure the torque output by a…
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At first it may seem pointless to have the four buffer gates following…
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AC Motors Perhaps the most important benefit of polyphase AC power…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
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After the introduction of the DC electrical distribution system by…
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The Bel is Used to Represent Gain In its simplest form, an…
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Because it takes energy to force charge to flow against the opposition…
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Capacitors store energy in the form of an electric field, and…
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A chandelier has five light bulbs in it, and one of them is not…
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Don’t just sit there! Build something!! Learning to mathematically…
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Additive Identity a + 0 = a Multiplicative Identity 1a = a…
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Safety is very important when designing and/or building a device…
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Don’t just sit there! Build something!! Learning to analyze digital…
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In electric circuits, the three basic quantities are voltage (E or V),…
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In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
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When an alternator produces AC voltage, the voltage switches polarity…
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In this hands-on electronics experiment, you will build a precision potentiometer from three lower precision potentiometer and learn about voltage range compression and parameter interactions.
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Definition of a Radical Given the expression where “x” is…
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The first, and perhaps most important, relationship between current,…
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In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
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Seeing as how a common meter movement can be made to function as a…
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This calculator helps you compute the characteristic impedance of a microstrip.
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Don’t just sit there! Build something!! Learning to mathematically…
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Seebeck Effect An interesting phenomenon applied in the field of…
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Don’t just sit there! Build something!! Learning to mathematically…
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