Don’t just sit there! Build something!! Learning to mathematically…
Single Phase Synchronous Motors Single-phase synchronous motors are…
All About Contactors When a relay is used to switch a large amount of…
A three-phase motor may be run from a single-phase power source.…
Brushless DC motors were developed from conventional brushed DC motors…
Read the following quotation, and then research the term…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
A chandelier has five light bulbs in it, and one of them is not…
How is it possible to electrically measure the torque output by a…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
If an electric current is passed through this wire, which direction…
Don’t just sit there! Build something!! Learning to mathematically…
A tool designed to convert between units of torque
The variable reluctance motor is based on the principle that an…
Pulse Width Modulation (PWM) uses digital signals to control power…
After the introduction of the DC electrical distribution system by…
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.
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
Shaded Pole Induction Motor An easy way to provide starting torque to…
The interlock contacts installed in the previous section’s motor…
This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline
Don’t just sit there! Build something!! Learning to mathematically…
Digital computers communicate with external devices through ports:…
Centuries ago, it was discovered that certain types of mineral rock…
Don’t just sit there! Build something!! Learning to mathematically…
PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…
Identify some different ways you can create the sine-wave audio tracks…
The half-adder is extremely useful until you want to add more than one…
Testing a JFET with a multimeter might seem to be a relatively easy…
If we were to express the series-connected DC voltages as phasors…
What is Attenuators? Attenuators are passive devices. It is…
At first it may seem pointless to have the four buffer gates following…
When plotted on a curve tracer, the characteristic curve for a normal…
Circuits consisting of just one battery and one load resistance are…
The use of variable voltage for instrumentation signals seems a rather…
A microcontroller is a specialized type of digital computer used to…
This calculator helps you compute the inductance of a wire loop.
The most important component of your voltmeter will be the…
PARTS AND MATERIALS IBM-compatible personal computer with sound card,…
The bipolar junction transistor (BJT) was named because its operation…
Contributors to this chapter are listed in chronological order of…
For reference, this section introduces the terminology used in some…
Contributors to this chapter are listed in chronological order of…
We have the symbols for depletion mode and enhancement mode MOSFETs -…
Contributors to this chapter are listed in chronological order of…
While Oersted’s surprising discovery of electromagnetism paved…
What factors determine where potentiometers Rpot1 and Rpot2 must be…
If a pulse-width modulated (PWM) signal is sent to a passive…
Most integrated circuits are digital, based on MOS (CMOS) transistors.…
Arithmetic Sequences An arithmetic sequence is a series of numbers…
Calculate the voltage output by the secondary winding of a transformer…
Guidelines to Series-Parallel Combination Circuit Analysis The goal of…
Fallacious reasoning and poor interpersonal relations account for more…
A tool designed to convert RF power from watts to decibels and vice versa
Normally, the ampacity rating of a conductor is a circuit design…
PARTS AND MATERIALS Three batteries, each one with a different voltage…
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Constant Rule Rule of Sums Rule of…
