Identify some different ways you can create the sine-wave audio tracks…
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In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.
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Don’t just sit there! Build something!! Learning to mathematically…
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Don’t just sit there! Build something!! Learning to mathematically…
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Don’t just sit there! Build something!! Learning to analyze digital…
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Bipolar Junction Transistor or BJT Current Mirror An often-used…
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If the output of a shift register is fed back to the input. a ring…
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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.
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Although transistor switching circuits operate without bias, it is…
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Transformers with Multiple Secondaries Transformers are very versatile…
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Don’t just sit there! Build something!! Learning to analyze digital…
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Whenever there is a mismatch of impedance between transmission line…
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To overcome the challenge of creating necessary DC bias voltage for an…
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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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At the beginning of this chapter, it illustrates how transistors could…
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Generally speaking, how many “time constants” worth of time does…
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What is Rectification? Now we come to the most popular application of…
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Most students of electricity begin their study with what is known as…
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Generators used in battery-charging systems must be regulated so as to…
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There are three major kinds of power supplies: unregulated (also…
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Wiring Color Codes Infographic. Released under the Creative Commons…
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What Is a Zener Diode? A Zener diode is a special type of rectifying…
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Solid-state switching circuits usually keep their constituent…
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Using an electrical meter safely and efficiently is perhaps the most…
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Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
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Don’t just sit there! Build something!! Learning to mathematically…
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Fundamentally, an amplifier is a device that takes in a low-power…
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When an electric current is passed through a coil of wire, what…
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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.
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During the early development of telephone technology, a unit was…
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Reactive Power We know that reactive loads such as inductors and…
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Don’t just sit there! Build something!! Learning to mathematically…
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Over the course of the next few chapters, you will learn that AC…
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As strange as it may seem, any repeating, non-sinusoidal waveform is…
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In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.
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This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.
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The superposition theorem is one of those strokes of genius that takes…
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Many electronic circuits use what is called a split or a dual power…
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In power distribution systems, it is very important to be able to…
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In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
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When a PCB designer speaks of dimensions in thous or mils, what does…
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Determine what the magnitude and polarity of the voltmeter’s…
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Don’t just sit there! Build something!! Learning to mathematically…
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When a transistor is in the fully-off state (like an open switch), it…
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In this hands-on electronics experiment, you will build an analog integrator using an operational amplifier and learn about integration functions, op amp input bias currents, and how to limit the voltage swing of a potentiometer.
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For reference, this section introduces the terminology used in some…
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In the simplest terms you can think of, define what an electrical…
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Don’t just sit there! Build something!! Learning to mathematically…
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It has been found that any repeating, non-sinusoidal waveform can be…
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Electromechanical watt-hour meters use an aluminum disk that is spun…
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Capacitors Vs. Resistors Capacitors do not behave the same as…
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Explain how the microphone in your amplifier works. How, exactly, does…
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As an example of using several circuits together, we are going to make…
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Explain the operation of this “H-bridge” motor control circuit: At…
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Generally speaking, how many “time constants” worth of time does…
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RELATED WORKSHEETS: Decibel Measurements Worksheet
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Though it may seem strange to cover the elementary topic of electrical…
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A calculator for solving the capacitance, reactance, and admittance of a capacitor.
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This calculator computes the inductance of a microstrip etched on a PCB.
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