PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
A three-phase motor may be run from a single-phase power source.…
AC Motors Perhaps the most important benefit of polyphase AC power…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
A very useful tool for observing rotating objects is a strobe light.…
A wound rotor induction motor has a stator like a squirrel cage…
Most students of electricity begin their study with what is known as…
Project Parts and Materials Automotive alternator (one required, but…
Explain the operation of this “H-bridge” motor control circuit: At…
How is it possible to electrically measure the torque output by a…
As an electric current is passed through a coil of wire, it creates a…
A tool designed to convert between units of torque
The interlock contacts installed in the previous section’s motor…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
Normally, the rotor windings of a wound rotor induction motor are…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Pulse Width Modulation (PWM) uses digital signals to control power…
After the introduction of the DC electrical distribution system by…
Shaded Pole Induction Motor An easy way to provide starting torque to…
Just as devices have been made to measure certain physical quantities…
Power measurement in AC circuits can be quite a bit more complex than…
At the beginning of this chapter, it illustrates how transistors could…
This calculator determines the resistance of a microstrip trace
Capacitors store energy in the form of an electric field, and…
“AC” stands for Alternating Current, which can refer to…
So far, we’ve been analyzing single-battery, single-resistor…
As an instructor of electronics, I am called upon frequently to help…
Three-phase Wye(Y) Connection Initially, we explored the idea of…
Generators used in battery-charging systems must be regulated so as to…
Determine the output voltage polarity of this op-amp (with reference…
PARTS AND MATERIALS Low-voltage AC power supply Bridge rectifier pack…
(“c” being a constant) RELATED…
PARTS AND MATERIALS Audio detector with headphones …
At the start of this book, we discussed static electricity and how it…
In the beam power tube, the basic four-element structure of the…
Because capacitors store energy in the form of an electric field, they…
Don’t just sit there! Build something!! Learning to analyze digital…
In DC and low-frequency AC circuits, the characteristic impedance of…
What hazards might be posed by a circuit with excessive current going…
This calculator computes the noise figure and noise temperature in a system
As a first example of useful combinational logic, let’s build a…
Periodic table of chemical elements.
Convert to and from different units of length, weight, power, temperature and torque
For extremely high-frequency applications (above 1 GHz), the…
Three-Phase Alternator Let’s take the three-phase alternator…
Power in an electric circuit is the product (multiplication) of…
Let us begin our exploration of Boolean algebra by adding numbers…
Explain how a moving-coil, or dynamic microphone works. Identify how…
What hazards might be posed by a circuit with excessive current going…
The wires between the tank and the monitoring location is called…
Standing waves at the resonant frequency points of an open- or…
A mathematician named DeMorgan developed a pair of important rules…
By introducing electrical reactance into the feedback loops of an…
You may have wondered where we got that strange equation for the…
At the beginning of this chapter, it illustrates how transistors could…
Wiring Color Codes Infographic. Released under the Creative Commons…
JFETs, like bipolar transistors, are able to “throttle”…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Transformers with Multiple Secondaries Transformers are very versatile…
What is the difference between DC and AC electricity? Identify some…
