Stepper Motor vs Servo Motor A stepper motor is a…
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The armature windings of your DC motor will have very low resistance.…
Worksheets - Robotics
Normally, the rotor windings of a wound rotor induction motor are…
Textbook
This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.
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Most students of electricity begin their study with what is known as…
Textbook
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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A wound rotor induction motor has a stator like a squirrel cage…
Textbook
All About Contactors When a relay is used to switch a large amount of…
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Solid-state switching circuits usually keep their constituent…
Worksheets - Robotics
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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The interlock contacts installed in the previous section’s motor…
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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.
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Pulse Width Modulation (PWM) uses digital signals to control power…
Textbook
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Tools
Electromechanical watt-hour meters use an aluminum disk that is spun…
Worksheets - Robotics
Explain the operation of this “H-bridge” motor control circuit: At…
Worksheets - Robotics
If an electric current is passed through this wire, which direction…
Worksheets - Robotics
The variable reluctance motor is based on the principle that an…
Textbook
Brushless DC motors were developed from conventional brushed DC motors…
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After the introduction of the DC electrical distribution system by…
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The benefits of scientific notation do not end with ease of writing…
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What does the acronym RF stand form, in reference to radio-related…
Worksheets - Robotics
There are circumstances when you may need to analyze a DC reactive…
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Another type of mathematical identity, called a “property”…
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In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.
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In this hands-on electronics experiment, you will learn about electromagnetic induction using an electromagnet and a permanent magnet.
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What is a Synchronous Counter? A synchronous counter, in contrast to…
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Let’s connect three AC voltage sources in series and use complex…
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A calculator for computing the impedance of an edge coupled stripline.
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When first approaching a failed or otherwise misbehaving system, the…
Textbook
What is the purpose of the switch shown in this schematic diagram?
Worksheets - Robotics
The “vocabulary” of instructions which any particular…
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A parallel circuit is often called a current divider for its ability…
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Specific resistance at 20o C: Material Element/Alloy ohm-cmil/ft…
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There was some historic crude, but usable semiconductor…
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Input impedance varies considerably with the circuit configuration…
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In DC and low-frequency AC circuits, the characteristic impedance of…
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RELATED WORKSHEETS: JFET Amplifiers Worksheet
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Robotics
Definition of a Radical Given the expression where “x” is…
Textbook
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