In ladder logic symbolism, an electromechanical relay coil is shown as…
Worksheets - Electromechanical
So far, we’ve observed simulations of transformers where the…
Textbook
If we take the equivalent circuit of an SCR and add another external…
Textbook
We’ve already seen one example of a monostable multivibrator in…
Textbook
Generators used in battery-charging systems must be regulated so as to…
Worksheets - Electromechanical
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
Before the advent of solid-state logic circuits, logical control…
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.
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Ladder diagrams are specialized schematics commonly used to document…
Textbook
We can construct a simple logic functions for our hypothetical lamp…
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Bipolar junction transistors (Also known as BJTs) can be used as an…
Textbook
Solid-state switching circuits usually keep their constituent…
Worksheets - Electromechanical
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Worksheets - Electromechanical
Transformers with Multiple Secondaries Transformers are very versatile…
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Most students of electricity begin their study with what is known as…
Textbook
In this hands-on semiconductor electronics experiment, build a simple circuit that will teach you how to use a commutating diode to reduce inductive kickback.
Textbook
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
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A bistable multivibrator has two stable states, as indicated by the…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Normally, the ampacity rating of a conductor is a circuit design…
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Although transistor switching circuits operate without bias, it is…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
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Sometimes it is necessary to determine the length of time that a…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Worksheets - Electromechanical
In essence, the IGFET controls the base current of a BJT, which…
Textbook
The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.
Tools
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Programming a circuit simulation with SPICE is much like programming…
Textbook
This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.
Tools
In designing digital circuits, the designer often begins with a truth…
Textbook
The Rules of Binary Addition Adding binary numbers is a very simple…
Textbook
In any electrically conductive substance, what are charge carriers?…
Worksheets - Electromechanical
“All men are liable to error;” —John Locke Whereas…
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The bipolar junction transistor (BJT) was named because its operation…
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Digital computers communicate with external devices through ports:…
Worksheets - Electromechanical
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Try out our Resistor Color Code Calculator in our Tools section.…
Textbook
Contributors to this chapter are listed in chronological order of…
Textbook
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure current using the ammeter function.
Textbook
If we take three equal resistors and connect one end of each to a…
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What is the difference between a JMP (“jump”) instruction and a…
Worksheets - Electromechanical
In this series of hands-on electronics experiments, you will build direct current (DC) circuits and learn fundamental electrical engineering circuit concepts.
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Circuits consisting of just one battery and one load resistance are…
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Factoring Identities : a2 - b2 = (a + b) (a - b) a2 + 2ab + b2…
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SPICE is a computer program designed to simulate analog electronic…
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A parallel circuit is often called a current divider for its ability…
Textbook
Thomas Edison, that prolific American inventor, is often credited with…
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This tool is designed to calculate the value of resistance R1 in a reflection attenuator.
Tools
As we saw in a few SPICE analyses earlier in this chapter, the output…
Textbook
In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.
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Capacitors store energy in the form of an electric field, and…
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Single phase power system schematic diagram shows little about the…
Textbook
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In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Textbook
Contributors to this chapter are listed in chronological order of…
Textbook
Given two lengths of metal wire, which one will have the least…
Worksheets - Electromechanical
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Electromechanical
Let’s analyze a simple series circuit and determine the voltage…
Textbook
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