Brushless DC motors were developed from conventional brushed DC motors…
Textbook
Most students of electricity begin their study with what is known as…
Textbook
As an electric current is passed through a coil of wire, it creates a…
Worksheets - DC Motors
Single Phase Synchronous Motors Single-phase synchronous motors are…
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
The armature windings of your DC motor will have very low resistance.…
Worksheets - DC Motors
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
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - DC Motors
Pulse Width Modulation (PWM) uses digital signals to control power…
Textbook
Solid-state switching circuits usually keep their constituent…
Worksheets - DC Motors
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
At first it may seem pointless to have the four buffer gates following…
Worksheets - DC Motors
Electromechanical watt-hour meters use an aluminum disk that is spun…
Worksheets - DC Motors
If the ends of a wire loop are attached to two half-circular metal…
Worksheets - DC Motors
Shaded Pole Induction Motor An easy way to provide starting torque to…
Textbook
The variable reluctance motor is based on the principle that an…
Textbook
How is it possible to electrically measure the torque output by a…
Worksheets - DC Motors
It is sometimes said regarding electrical safety that, Ït’s not the…
Worksheets - DC Motors
A very useful tool for observing rotating objects is a strobe light.…
Worksheets - DC Motors
Calculate the voltage output by the secondary winding of a transformer…
Worksheets - DC Motors
All About Contactors When a relay is used to switch a large amount of…
Textbook
Explain the operation of this “H-bridge” motor control circuit: At…
Worksheets - DC Motors
Because of their insulated gates, IGFETs of all types have extremely…
Textbook
There are two basic Ohm’s Law equations: one relating voltage,…
Worksheets - DC Motors
In the design of large and complex digital systems, it is often…
Textbook
Let us begin our exploration of Boolean algebra by adding numbers…
Textbook
A tool designed to calculate the noise figure of cascaded amplifiers
Tools
Worksheets - DC Motors
In this series of hands-on electronics experiments, you will build direct current (DC) circuits and learn fundamental electrical engineering circuit concepts.
Textbook
Contributors to this chapter are listed in chronological order of…
Textbook
A third variation on the counter-DAC-based converter theme is, in my…
Textbook
Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…
Textbook
A helpful tool for calculating the impedance of a wire microstrip.
Tools
When first approaching a failed or otherwise misbehaving system, the…
Textbook
As a first example of useful combinational logic, let’s build a…
Textbook
If two coils of wire are brought into close proximity with each other…
Textbook
What does it mean if an integrated circuit comes in DIP form? What…
Worksheets - DC Motors
Once again, when building battery/resistor circuits, the student or…
Textbook
Who Developed the Karnaugh Map? Maurice Karnaugh, a…
Textbook
Show how this ammeter would be connected to the light bulb circuit to…
Worksheets - DC Motors
The Skin Depth of Copper in Electrical Engineering As previously…
Textbook
A parallel circuit is often called a current divider for its ability…
Textbook
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