Pulse Width Modulation (PWM) uses digital signals to control power…
Textbook
How is it possible to electrically measure the torque output by a…
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Explain the operation of this “H-bridge” motor control circuit: At…
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The interlock contacts installed in the previous section’s motor…
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Solid-state switching circuits usually keep their constituent…
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Just as devices have been made to measure certain physical quantities…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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Most students of electricity begin their study with what is known as…
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At first it may seem pointless to have the four buffer gates following…
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Stepper Motor vs Servo Motor A stepper motor is a…
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Perhaps the most challenging aspect of interpreting ladder diagrams,…
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A three-phase motor may be run from a single-phase power source.…
Textbook
A very useful tool for observing rotating objects is a strobe light.…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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Most AC motors are induction motors. Induction motors are favored due…
Textbook
If an electric current is passed through this wire, which direction…
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Single Phase Synchronous Motors Single-phase synchronous motors are…
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As an electric current is passed through a coil of wire, it creates a…
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If the ends of a wire loop are attached to two half-circular metal…
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Charles Proteus Steinmetz’s first job after arriving in America…
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Pulse Width Modulation (PWM) uses digital signals to control power…
Textbook
A wound rotor induction motor has a stator like a squirrel cage…
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Generators used in battery-charging systems must be regulated so as to…
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Normally, the rotor windings of a wound rotor induction motor are…
Textbook
Most AC motors are induction motors. Induction motors are favored due…
Textbook
Explain the operation of this “H-bridge” motor control circuit: At…
Worksheets - Drivers
A three-phase motor may be run from a single-phase power source.…
Textbook
Don’t just sit there! Build something!! Learning to analyze digital…
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Brushless DC motors were developed from conventional brushed DC motors…
Textbook
All About Contactors When a relay is used to switch a large amount of…
Textbook
Calculate the voltage output by the secondary winding of a transformer…
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In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
Textbook
In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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Read the following quotation, and then research the term…
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Just as devices have been made to measure certain physical quantities…
Textbook
Suppose we altered our basic open-collector inverter circuit, adding a…
Textbook
Limitations of Electromechanical Relays As versatile as…
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In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.
Textbook
The structure behind ladder logic is based on the electrical ladder…
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Explain the principle of operation for the particular integrated…
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In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
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Any kind of switch contact can be designed so that the contacts…
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Long before the advent of digital electronic technology, computers…
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The atoms in insulating materials have very tightly-bound electrons,…
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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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RELATED WORKSHEETS: JFET Amplifiers Worksheet
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The SPICE circuit simulation program provides for modeling diodes in…
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In the chapter on mixed-frequency signals, we explored the concept of…
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Textbook
For bipolar junction transistors, the fundamental measure of…
Textbook
Perhaps the most challenging aspect of interpreting ladder diagrams,…
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This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.
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Instrumentation is a field of study and work centering on measurement…
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Don’t just sit there! Build something!! Learning to mathematically…
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Capacitors Vs. Resistors Capacitors do not behave the same as…
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