In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
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In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.
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Up to this point we have considered logic reduction problems where…
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In this introduction to series resistance circuits, we will explain…
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Although transistor switching circuits operate without bias, it is…
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In this hands-on electronics experiment, you will examine the heat generated by resistors and maybe even make one smoke! Also, learn to calculate power dissipation using Joule's law and resistor power ratings.
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When connecting batteries together to form larger “banks”…
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Capacitors do not have a stable “resistance” as conductors…
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So far in our discussions on electricity and electric circuits, we…
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Explain the operation of this “H-bridge” motor control circuit: At…
Worksheets - Batteries
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Batteries
Introduction Whenever an electric voltage exists between two separated…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this circuit, three resistors receive the same amount of voltage…
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This page will walk you step-by-step through the process of…
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Don’t just sit there! Build something!! Learning to analyze relay…
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Identify some of the different types of capacitors, and their…
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What will this voltmeter register when connected to a battery as shown…
Worksheets - Batteries
As was mentioned before, the angle of this “power…
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At the beginning of this chapter, it illustrates how transistors could…
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You may have wondered where we got that strange equation for the…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Batteries
An unbalanced Wheatstone bridge cannot be solved using simple series…
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If we connect the output of an op-amp to its inverting input and apply…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Batteries
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Batteries
This calculator shows the peak-to-peak voltage (VP-P) value from the peak voltage, RMS voltage, or average voltage.
Tools
For ease of drawing complex circuit diagrams, electronic amplifiers…
Textbook
Although transistor switching circuits operate without bias, it is…
Textbook
Mercury Standard Cell Back in the early days of electrical measurement…
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If a block of P-type semiconductor is placed in contact with a block…
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What is the difference between DC and AC electricity? Identify some…
Worksheets - Batteries
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Batteries
Since three-phase is used so often for power distribution systems, it…
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Given two lengths of metal wire, which one will have the least…
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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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Capacitors store energy in the form of an electric field, and…
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Research and describe what the Hall effect is, and list some practical…
Worksheets - Batteries
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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Radio waves are comprised of oscillating electric and magnetic fields,…
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The Q factor of a series inductive circuit is given by the following…
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Don’t just sit there! Build something!! Learning to mathematically…
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The SPICE (Simulation Program, Integrated Circuit Emphesis)…
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Generally speaking, how many “time constants” worth of time does…
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In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.
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So far, we’ve observed simulations of transformers where the…
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What will happen to the brightness of the light bulb as the iron core…
Worksheets - Batteries
Worksheets - Batteries
Logic circuits, whether comprised of electromechanical relays or…
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Contributors to this chapter are listed in chronological order of…
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In this series of hands-on electronics experiments, build analog circuits, including amplifiers, comparators, oscillators, and more. Following the step-by-step instructions will help you understand and appreciate analog systems.
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Let’s count from zero to twenty using four different kinds of…
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Figure below shows a photodiode amplifier for measuring low levels of…
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Voltage Components in a parallel circuit share the same voltage:…
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All entries arranged in alphabetical order of surname. Major…
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Most AC motors are induction motors. Induction motors are favored due…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Batteries
“I consider that I understand an equation when I can predict the…
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Try out our Resistor Color Code Calculator in our Tools section.…
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