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

An Analogy for Divided Feedback

A helpful analogy for understanding divided feedback amplifier…

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Textbook

Microstrip Impedance Calculator

This calculator helps you compute the characteristic impedance of a microstrip.

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Tools

Digital-to-Analog Conversion

If a pulse-width modulated (PWM) signal is sent to a passive…

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Worksheets - Processors

AC Circuit Equations

Inductive Reactance     Capacitive Reactance    …

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Textbook

Power Density Calculator

A tool designed to calculate the power density of an antenna

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Tools

Numbers versus Numeration

It is imperative to understand that the type of numeration system used…

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Textbook

Factorials

Definition of a Factorial Denoted by the symbol “!” after…

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Textbook

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…

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Worksheets - Processors

Sequences

Arithmetic Sequences An arithmetic sequence is a series of numbers…

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Textbook

Relay Construction

Electricity and Magnetism An electric current through a conductor will…

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Textbook

Insulated Gate Bipolar Transistors

What is an Insulated Gate Bipolar Transistor (IGBT), and what…

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Worksheets - Processors

Analog-to-Digital Conversion

The circuit shown here is a four-bit analog-to-digital converter…

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Worksheets - Processors

Dielectric Strengths for Insulators

Dielectric strength in kilovolts per inch (kV/in): Material*…

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Textbook

AC Motor Theory

Electromechanical watt-hour meters use an aluminum disk that is spun…

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Worksheets - Processors

Active Loads in Amplifier Circuits

We know that the current in a series circuit may be calculated with…

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Worksheets - Processors

Parallel R, L, and C

We can take the same components from the series circuit and rearrange…

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Textbook

Protective Relay Circuits

Protective relays are special power-sensing devices whose job it is to…

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Worksheets - Processors

Printed Circuit Board Layout and Manufacture

When a PCB designer speaks of dimensions in thous or mils, what does…

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Worksheets - Processors

R, L and C Summary

With the notable exception of calculations for power (P), all AC…

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Textbook

DC Lab - Potato Battery

In this hands-on electronics experiment, you will create a battery from a potato (yes! a potato) and learn about the relationship between chemical energy and electric energy.

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Textbook