In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.
Textbook
As we saw earlier, a power system with no secure connection to earth…
Textbook
Previously, we examined series circuits and parallel circuits using…
Textbook
Computers can be powerful tools if used properly, especially in the…
Textbook
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.
Textbook
In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.
Textbook
An often neglected area of study in modern electronics is that of…
Textbook
All About Diodes A diode is an electrical device allowing current to…
Textbook
In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
Textbook
When plotted on a curve tracer, the characteristic curve for a normal…
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In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.
Textbook
A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.
Tools
Mercury Standard Cell Back in the early days of electrical measurement…
Textbook
Quantum physics describes the states of electrons in an atom according…
Textbook
The principle of non-sinusoidal, repeating waveforms being equivalent…
Textbook
TTL Circuit Analysis Let’s examine the following TTL circuit and…
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We can construct a simple logic functions for our hypothetical lamp…
Textbook
Insulated gate field-effect transistors are unipolar devices just like…
Textbook
What Is an XOR Gate? One element conspicuously missing from the set of…
Textbook
In the last section, we learned what would happen in simple…
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In this motor control circuit, how would you ensure that there is no…
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What is the difference between DC and AC electricity? Identify some…
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What factors determine where potentiometers Rpot1 and Rpot2 must be…
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Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Textbook
In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.
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 this circuit, the electric motor is supposed to turn on whenever…
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In this hands-on AC electronics experiment, build a simple RC circuit that demonstrates phase shift and learn how out-of-phase AC voltages do not add algebraically.
Textbook
The R/2R DAC circuit is an alternative to the binary-weighted-input…
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One of the more advanced ADC technologies is the so-called…
Textbook
A switch is an electrical component that can “make” or…
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In an ideal case, an inductor acts as a purely reactive device. That…
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“With Electronics Workbench, you can create circuit schematics…
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As an instructor of electronics, I am called upon frequently to help…
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Note the “50 ohm” rating printed on the jacket of the cable. What…
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Who Developed the Karnaugh Map? Maurice Karnaugh, a…
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In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure current using the ammeter function.
Textbook
Like its bipolar cousin, the field-effect transistor may be used as an…
Textbook
Designing Wire Resistance Conductor ampacity rating is a crude…
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Limitations of Electromechanical Relays As versatile as…
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In this hands-on AC electronics experiment, use the frequency spectrum display from an oscilloscope program to observe waveforms from a musical keyboard and learn about spectral analysis.
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When the need arises to correct for poor power factor in an AC power…
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NAME:…
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A modern alternative to sending (binary) digital information via…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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