What does the normal status of an electrical switch refer to?…
Worksheets - Motors
Any kind of switch contact can be designed so that the contacts…
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What do you think this logic buffer gate will do, with the output…
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Before the advent of solid-state logic circuits, logical control…
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Most students of electricity begin their study with what is known as…
Textbook
The interlock contacts installed in the previous section’s motor…
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A bistable multivibrator has two stable states, as indicated by the…
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All About Contactors When a relay is used to switch a large amount of…
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Protective relays are special power-sensing devices whose job it is to…
Worksheets - Motors
In ladder logic symbolism, an electromechanical relay coil is shown as…
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The discovery of the relationship between magnetism and electricity…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Motors
In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
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This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
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The discovery of the relationship between magnetism and electricity…
Textbook
A popular use of diodes is for the mitigation of inductive…
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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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Don’t just sit there! Build something!! Learning to analyze relay…
Worksheets - Motors
After the introduction of the DC electrical distribution system by…
Textbook
The interlock contacts installed in the previous section’s motor…
Textbook
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
Tools
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Motors
Most ohmmeters of the design shown in the previous section utilize a…
Textbook
A special type of relay is one that monitors the current, voltage,…
Textbook
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Tools
A three-phase motor may be run from a single-phase power source.…
Textbook
A wound rotor induction motor has a stator like a squirrel cage…
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Complementary Output Gates It is sometimes desirable to have a logic…
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“All men are liable to error;” —John Locke Whereas…
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The structure behind ladder logic is based on the electrical ladder…
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Shaded Pole Induction Motor An easy way to provide starting torque to…
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Suppose you were to take a 3 kW electric heater rated for 240 VAC and…
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In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
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Calculate the voltage output by the secondary winding of a transformer…
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If we examine a four-bit binary count sequence from 0000 to 1111, a…
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Perhaps the most ingenious technique was that of the delay line. A…
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Contributors to this chapter are listed in chronological order of…
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Things start to get complicated when we need to relate two or more AC…
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Capacitance Formula Permittivity of Dielectric …
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In this hands-on electronics experiment, you will build a programmable non-inverting amplifier and learn how to use the negative feedback of an operational amplifier to control the gain.
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As was stated in the last chapter, there is more than one type of…
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For a given amount of water pressure, which will flow a greater rate…
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When using conventional current flow, we can trace the direction of…
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A Logic Gate is assigned as an elementary building block of…
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Input Voltages for Logic Gates Logic gate circuits are designed to…
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Given two lengths of metal wire, which one will have the least…
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Impedance Matching Because transformers can step voltage and current…
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Let’s count from zero to twenty using four different kinds of…
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Determine if the light bulb will de-energize for each of the following…
Worksheets - Motors
A meter is any device built to accurately detect and display an…
Textbook
This calculator solves for any single missing value in the ideal diode I-V equation for a forward-biased PN-junction diode. Parameters are current, saturation current, voltage, temperature, and ideality factor.
Tools
Aside from the issues of the physical network (signal types and…
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Learn About L/R Time Constants It is often perplexing to new students…
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In the design of large and complex digital systems, it is often…
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