Perhaps the most challenging aspect of interpreting ladder diagrams,…
If the ends of a wire loop are attached to two half-circular metal…
A wound rotor induction motor has a stator like a squirrel cage…
A three-phase motor may be run from a single-phase power source.…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Solid-state switching circuits usually keep their constituent…
Just as devices have been made to measure certain physical quantities…
All About Contactors When a relay is used to switch a large amount of…
Stepper Motor vs Servo Motor A stepper motor is a…
Most AC motors are induction motors. Induction motors are favored due…
Most students of electricity begin their study with what is known as…
Explain the operation of this “H-bridge” motor control circuit: At…
Generators used in battery-charging systems must be regulated so as to…
Project Parts and Materials Automotive alternator (one required, but…
The variable reluctance motor is based on the principle that an…
Electromechanical watt-hour meters use an aluminum disk that is spun…
Don’t just sit there! Build something!! Learning to mathematically…
The interlock contacts installed in the previous section’s motor…
How is it possible to electrically measure the torque output by a…
A very useful tool for observing rotating objects is a strobe light.…
Don’t just sit there! Build something!! Learning to analyze digital…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Brushless DC motors were developed from conventional brushed DC motors…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Most students of electricity begin their study with what is known as…
Charles Proteus Steinmetz’s first job after arriving in America…
Just as devices have been made to measure certain physical quantities…
All About Contactors When a relay is used to switch a large amount of…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…
Solid-state switching circuits usually keep their constituent…
A chandelier has five light bulbs in it, and one of them is not…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
Don’t just sit there! Build something!! Learning to mathematically…
If an electric current is passed through this wire, which direction…
The interlock contacts installed in the previous section’s motor…
Don’t just sit there! Build something!! Learning to mathematically…
Electromechanical watt-hour meters use an aluminum disk that is spun…
After the introduction of the DC electrical distribution system by…
Contributors to this chapter are listed in chronological order of…
Thyristors are a class of semiconductor components exhibiting…
Valence: The electrons in the outermost shell, or valence shell, are…
Many electronic circuits use what is called a split or a dual power…
Capacitors Vs. Resistors Capacitors do not behave the same as…
Series and Parallel Resistances Series and Parallel…
Introduction This third volume of the book series Lessons In Electric…
If we take three equal resistors and connect one end of each to a…
PARTS AND MATERIALS Two 6-volt batteries One 9-volt battery …
A calculator for solving the maximum current a microstrip can handle.
Don’t just sit there! Build something!! Learning to mathematically…
To enter numbers in scientific notation into a hand calculator, there…
Remember that vectors are mathematical objects just like numbers on a…
There was some historic crude, but usable were some historic crude,…
A multiplexer, abbreviated mux, is a device that has multiple inputs…
An often neglected area of study in modern electronics is that of…
Testing a JFET with a multimeter might seem to be a relatively easy…
What is an Encoder? An encoder is a circuit that changes a set of…
The “vocabulary” of instructions which any particular…
Why learn about Karnaugh maps? The Karnaugh map, like Boolean…
