Parallel Resistor Calculator

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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Tools

Wheatstone Bridge Calculator

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

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Tools

The DIAC

Like all diodes, Shockley diodes are unidirectional devices; that is,…

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Textbook

AC Lab - Build a Transformer

In this hands-on AC electronics experiment, build a simple transformer and learn some important transformer fundamentals including voltage step-up and step-down.

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Textbook

High-Reliability Circuits

Don’t just sit there! Build something!! Learning to analyze relay…

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Worksheets - User Interface

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

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Worksheets - User Interface

Rectangle Loop Inductance Calculator

This calculator helps you compute the inductance of a rectangle loop.

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Tools

Susceptance and Admittance

What is Conductance? In the study of DC circuits, the student of…

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Textbook

Impedance

Don’t just sit there! Build something!! Learning to mathematically…

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Worksheets - User Interface

Edge Coupled Microstrip Impedance Calculator

This tool helps calculate the impedance of an edge-coupled microstrip.

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Tools

Inductance, Reactance, and Admittance Calculator

This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor

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Tools

Capacitive Reactance

Don’t just sit there! Build something!! Learning to mathematically…

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Worksheets - User Interface

Transistors, Bipolar

There are not too many circuit symbols for bipolar transistors. There…

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Textbook

Voltage and Current Calculations

There’s a sure way to calculate any of the values in a reactive…

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Textbook

Historical, Nonmechanical Memory Technologies

Perhaps the most ingenious technique was that of the delay line. A…

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Textbook

Basic AC-DC Power Supplies

Don’t just sit there! Build something!! Learning to mathematically…

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Worksheets - User Interface

Impedance Matching With Transformers

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

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Worksheets - User Interface

DC Lab - Potentiometric Voltmeter

In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.

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Textbook

AC Resistor Circuits (Inductive)

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

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Textbook

OpAmp Oscillator Circuits

Don’t just sit there! Build something!! Learning to mathematically…

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Worksheets - User Interface

Component Failure Analysis (Continued)

“I consider that I understand an equation when I can predict the…

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Textbook

Class C BJT Amplifiers

A common class of operation used in radio-frequency (RF) amplifier…

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Worksheets - User Interface