Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Audio
Wire-by-Number project: simple voltage divider Description: Build a…
Worksheets - Audio
In this hands-on AC electronics experiment, you will use an AC voltage source connected to speakers to learn about sound waves and the foundational principle used in noise cancelling headphones.
Textbook
Identify some different ways you can create the sine-wave audio tracks…
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In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.
Textbook
In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.
Textbook
In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.
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
A very common misconception students have about potentiometers is the…
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Decibel as Absolute Unit of Power It is also possible to use the…
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In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
Textbook
A chandelier has five light bulbs in it, and one of them is not…
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In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.
Textbook
The choice of step-down transformers to use in a project such as this…
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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.
Tools
In DC and low-frequency AC circuits, the characteristic impedance of…
Textbook
This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.
Tools
When lightning strikes, nearby magnetic compass needles may be seen to…
Worksheets - Audio
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Audio
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.
Tools
If some percentage of an amplifier’s output signal is connected…
Textbook
In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.
Textbook
When a switch is actuated and contacts touch one another under the…
Textbook
Shown here is a simplified representation of an atom: the smallest…
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We have the symbols for depletion mode and enhancement mode MOSFETs -…
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When an alternator produces AC voltage, the voltage switches polarity…
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The fourth example has A partially overlapping B. Though, we will…
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The benefits of scientific notation do not end with ease of writing…
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Up until this point, our analysis of transistor logic circuits has…
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This calculator computes the inductance of a microstrip etched on a PCB.
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How is it possible to electrically measure the torque output by a…
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What Is an Instrumentation Amplifier? An instrumentation amplifier…
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“All men are liable to error;” —John Locke Whereas…
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A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.
Tools
Don’t just sit there! Build something!! Learning to analyze relay…
Worksheets - Audio
What are Time-Delay Relays? Some relays are constructed with a kind of…
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The SPICE circuit simulation program provides for modeling diodes in…
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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
Define the following terms: energy, work, and power.
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A thyristor is a device that has a number of unusual characteristics.…
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For bipolar junction transistors, the fundamental measure of…
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A rheostat (variable resistor) and a switch are both examples of…
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This calculator helps you compute the characteristic impedance of an asymmetric stripline
Tools
In this hands-on electronics experiment, build a 3-bit down counter using J-K flip-flops and learn about asynchronous counter functionality.
Textbook
A tool designed to compute the values to be used in a T-match Impedance Circuit
Tools
This calculator will help compute the inductance of a length of wire.
Tools
In this hands-on semiconductor electronics experiment, construct a common-emitter amplifier using a bipolar junction transistor (BJT) and learn about amplifier gain and feedback.
Textbook
A multiplexer, abbreviated mux, is a device that has multiple inputs…
Textbook
As was mentioned before, the angle of this “power…
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Note: this is a very unique and useful property of e. As in…
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Since complex numbers are legitimate mathematical entities, just like…
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A calculator for computing several parameters needed in the design of a flyback switch mode regulator
Tools
Once again, when building battery/resistor circuits, the student or…
Textbook
How much voltage is there between the following pairs of points in…
Worksheets - Audio
Contributors to this chapter are listed in chronological order of…
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A serial-in, parallel-out shift register is similar to the serial-in,…
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What Is a Zener Diode? A Zener diode is a special type of rectifying…
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To overcome the challenge of creating necessary DC bias voltage for an…
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Factoring Identities : a2 - b2 = (a + b) (a - b) a2 + 2ab + b2…
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All entries arranged in alphabetical order of surname. Major…
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