Pulse Width Modulation (PWM) uses digital signals to control power…
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Ladder diagrams are specialized schematics commonly used to document…
Textbook
Over the course of learning about electricity, you will want to…
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Don’t just sit there! Build something!! Learning to analyze digital…
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The Maximum Power Transfer Theorem is not so much a means of analysis…
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Because capacitors store energy in the form of an electric field, they…
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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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In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure voltage using the voltmeter function.
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Design a passive circuit that will create a "split” ( V/-V) power…
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Many electronic circuits use what is called a split or a dual power…
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Inductive Reactance Capacitive Reactance …
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A wound rotor induction motor has a stator like a squirrel cage…
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Don’t just sit there! Build something!! Learning to mathematically…
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Label where each of the following electrical quantities would be found…
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Long before the advent of digital electronic technology, computers…
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In the simplest terms you can think of, define what an electrical…
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If we connect the output of an op-amp to its inverting input and apply…
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When calculating the power dissipation of resistive components, we can…
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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.
Textbook
Resistors vs. Inductors Inductors do not behave the same way as…
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This calculator allows you to solve for any of the six variables in the Friis formula for RF transmission: transmitter power, transmitter gain, receiver power, receiver gain, frequency, or distance.
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A special type of relay is one that monitors the current, voltage,…
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In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
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It is fairly important to use large value resistors (10 MΩ works…
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This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit
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Has the system ever worked before? If yes, has anything happened to…
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The most straightforward DC network analysis technique is the branch…
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Most integrated circuits are digital, based on MOS (CMOS) transistors.…
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A waveguide is a special form of transmission line consisting of a…
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This page provides a step-by-step introduction to using the mesh…
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What do each of the oscilloscope axes represent, in real-life terms…
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Thomas Edison, that prolific American inventor, is often credited with…
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Centuries ago, it was discovered that certain types of mineral rock…
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Seeing as how a common meter movement can be made to function as a…
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A thyristor is a device that has a number of unusual characteristics.…
Textbook
This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).
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Bipolar Junction Transistor or BJT Current Mirror An often-used…
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The Use of Logic Gate Inverters and buffers exhaust the possibilities…
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A transistor is a semiconductor device that controls current with the…
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A waveguide is a special form of transmission line consisting of a…
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Current Source It is possible through the use of electronic amplifiers…
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In this circuit, the electric motor is supposed to turn on whenever…
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An electrical connector, is an electro-mechanical device used to join…
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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.
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A decoder is a circuit that changes a code into a set of signals. It…
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Buses and networks are designed to allow communication to occur…
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Up to now, every circuit that was presented was a combinatorial…
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Fallacious reasoning and poor interpersonal relations account for more…
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In our study of AC circuits thus far, we’ve explored circuits…
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Don’t just sit there! Build something!! Learning to mathematically…
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In this hands-on AC electronics experiment, build a parallel resonant inductor-capacitor circuit and learn about oscillation, resonant frequency, and damping.
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Identify each of these logic gates by name, and complete their…
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Don’t just sit there! Build something!! Learning to mathematically…
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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.
Textbook
So far, the filter designs we’ve concentrated on have employed…
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Shown here is the schematic symbol for a resistor: What is the purpose…
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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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Similar in thought to the idea of the integrated circuit, tube…
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In electric circuits, the three basic quantities are voltage (E or V),…
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