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.

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.

Tools

Transistors, junction field-effect (JFET)

Note that the direction of the arrow at the gate indicates the…

Textbook

Contributors (12)

Contributors to this chapter are listed in chronological order of…

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Meter Check of a Transistor (JFET)

Testing a JFET with a multimeter might seem to be a relatively easy…

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Wire Stripline Impedance Calculator

A calculator for computing the impedance of a wire stripline.

Tools

Meter Check of a Diode

The Functionality of Diode Polarity Being able to determine the…

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DeMorgan’s Theorems

A mathematician named DeMorgan developed a pair of important rules…

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Ammeter Impact on Measured Circuit

Just like voltmeters, ammeters tend to influence the amount of current…

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Digital Display Circuits

What is the purpose of a seven-segment decoder circuit? What is a…

Worksheets - Processors

Peak to Peak Voltage Calculator (VP-P)

This calculator shows the peak-to-peak voltage (VP-P) value from the peak voltage, RMS voltage, or average voltage.

Tools

What is a Filter?

It is sometimes desirable to have circuits capable of selectively…

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The Common-drain Amplifier (IGFET)

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Mesh Current Method (Loop Current Method)

This page provides a step-by-step introduction to using the mesh…

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Shift Registers: Parallel-in, Serial-out (PISO) Conversion

Parallel-in/ serial-out shift registers do everything that the…

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Lenz’s Law and Faraday’s Law Calculator

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.

Tools

What Are Electric Circuits?

You might have been wondering how charges can continuously flow in a…

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Junction Diodes

There was some historic crude, but usable semiconductor…

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Sum and Product Notation

For reference, this section introduces the terminology used in some…

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What is a Meter?

A meter is any device built to accurately detect and display an…

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Transistor Ratings and Packages (BJT)

Like all electrical and electronic components, transistors are limited…

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Si Lab - Bipolar Transistor as a Switch

In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.

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