If some percentage of an amplifier’s output signal is connected…
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A handy all-in-one tool for reading resistor color code values for a 4 band resistor, 5 band resistor, or 6 band resistor.
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The Q, or quality, factor of a resonant circuit is a measure of the…
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When inductors are connected in series, the total inductance is the…
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Write an equation describing the precise mathematical relationship…
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Capacitors, like all electrical components, have limitations that must…
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The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.
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Try out our Resistor Color Code Calculator in our Tools section.…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
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Define the following terms: energy, work, and power.
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This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.
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∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…
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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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The Skin Depth of Copper in Electrical Engineering As previously…
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This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.
Tools
In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.
Textbook
As we saw with DC measurement circuits, the circuit configuration…
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In this hands-on AC electronics experiment, build a variable conductor and learn the impact of a metal core placed inside an inductor coil has on the inductance.
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A popular use of diodes is for the mitigation of inductive…
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Identify some of the different types of capacitors, and their…
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Early computer science pioneers such as Alan Turing and John Von…
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In this hands-on electronics experiment, you will compare the resistance of a lamp filament in its on and off states and learn about nonlinear resistances by applying Ohm's law.
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Bipolar transistors are constructed of a three-layer semiconductor…
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When an alternator produces AC voltage, the voltage switches polarity…
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What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…
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Determine if the light bulb will de-energize for each of the following…
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Often in the course of designing and building electrical meter…
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A tool designed to calculate the characteristic impedance of a twisted-pair cable
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Calculate the voltage output by the secondary winding of a transformer…
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In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.
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What does the normal status of an electrical switch refer to?…
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In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.
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Generators used in battery-charging systems must be regulated so as to…
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Specific resistance at 20o C: Material Element/Alloy ohm-cmil/ft…
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As an instructor of electronics, I am called upon frequently to help…
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Don’t just sit there! Build something!! Learning to mathematically…
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NAND and NOR gates possess a special property: they are universal.…
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Inductors have the exact opposite characteristics of capacitors.…
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So far, we’ve observed simulations of transformers where the…
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This tool is designed to calculate the maximum distance (range) that a radar can detect
Tools
In the previous section, we saw a circuit using one J-K flip-flop that…
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The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.
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What is Split-Phase Power Systems? Split-phase power systems achieve…
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One of the more fascinating applications of electricity is in the…
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Contributors to this chapter are listed in chronological order of…
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One method of addressing the digital ramp ADC’s shortcomings is…
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Another type of mathematical identity, called a “property”…
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At the start of this book, we discussed static electricity and how it…
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A tool designed to compute the values to be used in a T-match Impedance Circuit
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Roman Numerals The Romans devised a system that was a substantial…
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Define the following terms: energy, work, and power.
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Voltage is commonly defined as “electrical pressure.” The unit of…
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In this hands-on electronics experiment, you will build an S-R latch with an enabled input using four NAND gates and learn more about digital circuit functionality.
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Don’t just sit there! Build something!! Learning to mathematically…
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To build the DIY electronics projects described in this textbook, you will need a small work area, a few tools, and some basic electronics supplies. This page describes the setup of a low-cost home electronics laboratory.
Textbook
This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp
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Contributors to this chapter are listed in chronological order of…
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Explain the principle of operation for the particular integrated…
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This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
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