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Parallel Resistor Calculator

Tools

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.

Wheatstone Bridge Calculator

Tools

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

Inductor Sizing Equation

Textbook

The Inductance Formula     Wheeler’s formulas for…

Fundamentals of Radio Communication

Worksheets - Smartwatches

What does the acronym RF stand form, in reference to radio-related…

Boolean Algebraic Identities

Textbook

In mathematics, an identity is a statement true for all possible…

Hyperbolic Functions

Textbook

Note: all angles (x) must be expressed in units of radians for these…

Applications of Resonance

Textbook

So far, the phenomenon of resonance appears to be a useless curiosity,…

Transistors, Hybrid

Textbook

In essence, the IGFET controls the base current of a BJT, which…

Oscillator Circuits

Textbook

Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…

VSWR / Return Loss Calculator

Tools

A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line

Beam Power Tubes

Textbook

In the beam power tube, the basic four-element structure of the…

Design Project: Voltmeter

Worksheets - Smartwatches

The most important component of your voltmeter will be the…

T-Match Impedance Matching Circuits

Tools

A tool designed to compute the values to be used in a T-match Impedance Circuit

Likely Failures in Proven Systems

Textbook

The following problems are arranged in order from most likely to least…

Bridged-Tee Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.

Decimal versus Binary Numeration

Textbook

Let’s count from zero to twenty using four different kinds of…

Intro Lab - Ohm’s Law

Textbook

Project Overview This project employs all of the skills…

“Long’’ and “Short’’ Transmission Lines

Textbook

In DC and low-frequency AC circuits, the characteristic impedance of…

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Junction Field-effect Transistors

Textbook

The field effect transistor was proposed by Julius Lilienfeld in US…

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

Intro Lab - Electromagnetic Induction

Textbook

In this hands-on electronics experiment, you will learn about electromagnetic induction using an electromagnet and a permanent magnet.