All About Circuits

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Networks and Busses

Networks and Busses

The wires between the tank and the monitoring location is  called…


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Electromagnetic Induction

Electromagnetic Induction

While Oersted’s surprising discovery of electromagnetism paved…


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Networks and Busses

Networks and Busses

The wires between the tank and the monitoring location is  called…


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Wires and Connections

Wires and Connections

Older electrical schematics showed connecting wires crossing, while…


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Wire Types and Sizes

Wire Types and Sizes

Most electrical wire is covered in a rubber or plastic coating called…


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Analog and Digital Signals

Analog and Digital Signals

Instrumentation is a field of study and work centering on measurement…


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Non-right Triangle Trigonometry

Non-right Triangle Trigonometry

The Law of Sines (for any triangle) The Law of Cosines (for any…


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Speed Distance Time Calculator

Speed Distance Time Calculator

This calculator will solve for either distance, time, or speed given two of the three parameters.


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Connectors

Connectors

An electrical connector, is an electro-mechanical device used to join…


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Common Antiderivatives

Common Antiderivatives

 


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Introduction to Conductance and Conductors

Introduction to Conductance and Conductors

By now you should be well aware of the correlation between electrical…


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Wire Loop Inductance Calculator

Wire Loop Inductance Calculator

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


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Insulator Breakdown Voltage

Insulator Breakdown Voltage

The atoms in insulating materials have very tightly-bound electrons,…


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AC Lab - Signal and Noise Coupling

AC Lab - Signal and Noise Coupling

In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.


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Switch Types

Switch Types

Though it may seem strange to cover the elementary topic of electrical…


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Electrical Isolation

Electrical Isolation

SPICE analysis of Electrical Isolation Aside from the ability to…


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Contactors

Contactors

All About Contactors When a relay is used to switch a large amount of…


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Solving Simultaneous Equations: The Substitution Method and the Addition Method

Solving Simultaneous Equations: The Substitution Method and the Addition Method

What are Simultaneous Equations and Systems of Equations? The terms…


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Wire Over Plane Inductance Calculator

Wire Over Plane Inductance Calculator

This calculator helps you compute the inductance of a wire-over-plane setup.


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A 50-Ohm Cable?

A 50-Ohm Cable?

Early in my explorations of electricity, I came across a length of…


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Copper Wire Ampacity Table

Copper Wire Ampacity Table

Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…


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Introduction to SPICE

Introduction to SPICE

“With Electronics Workbench, you can create circuit schematics…


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Gate Universality

Gate Universality

NAND and NOR gates possess a special property: they are universal.…


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Boolean Rules for Simplification

Boolean Rules for Simplification

Boolean algebra finds its most practical use in the simplification of…


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Selsyn (Synchro) Motors

Selsyn (Synchro) Motors

Normally, the rotor windings of a wound rotor induction motor are…


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Solving Series and Parallel Circuits With the Table Method and Ohm’s Law

Solving Series and Parallel Circuits With the Table Method and Ohm’s Law

The table method provides a structured methodology for ensuring you…


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DC Lab - An Analog Computer For Averaging

DC Lab - An Analog Computer For Averaging

In this hands-on electronics experiment, you will build a simple circuit that computes the average of voltages and learn about analog computers and their application.


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Numeration Systems

Numeration Systems

Digital computers communicate with external devices through ports:…


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Capacitance Calculator

Capacitance Calculator

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.


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DC Lab - Potentiometric Voltmeter

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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Conventional Versus Electron Flow

Conventional Versus Electron Flow

“The nice thing about standards is that there are so many of…


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Ammeter Design

Ammeter Design

Ammeters Measure Electrical Current A meter designed to measure…


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Friis Transmission Calculator

Friis Transmission Calculator

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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“Long’’ and “Short’’ Transmission Lines

“Long’’ and “Short’’ Transmission Lines

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


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Series R, L, and C

Series R, L, and C

Let’s take the following example circuit and analyze it:  …


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Wire Types and Sizes

Wire Types and Sizes

Most electrical wire is covered in a rubber or plastic coating called…


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Peak, Average, and RMS Measurements

Peak, Average, and RMS Measurements

How is it possible to assign a fixed value of voltage or current (such…


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Transistors, Hybrid

Transistors, Hybrid

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


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Shift Registers: Serial-in, Serial-out

Shift Registers: Serial-in, Serial-out

Serial-in, serial-out shift registers delay data by one clock time for…


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What Are Zener Diodes?

What Are Zener Diodes?

What Is a Zener Diode? A Zener diode is a special type of rectifying…


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CMOS Logic Gates

CMOS Logic Gates

Counting practice: count from zero to thirty-one in binary, octal, and…


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