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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Arithmetic Properties

Arithmetic Properties

Associative Property In addition and multiplication, terms may be…


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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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The Antiderivative (Indefinite Integral)

The Antiderivative (Indefinite Integral)

  Notice something important here: taking the derivative of f(x)…


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Switch Contact Design

Switch Contact Design

A switch can be constructed with any mechanism bringing two conductors…


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Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


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Electrical Connections

Electrical Connections

What, exactly, is necessary to establish electrical continuity between…


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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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Derivative of a Constant

Derivative of a Constant

    (“c” being a constant)   RELATED…


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Derivatives of Power Functions of e

Derivatives of Power Functions of e

Example Derivatives of e Proportionality Constant When we say that a…


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Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


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Insulator Breakdown Voltage

Insulator Breakdown Voltage

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


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Copper Wire Gauge Table

Copper Wire Gauge Table

Solid Copper Wire Table Size Diameter (inches) Cross-sectional area…


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Switch Types

Switch Types

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


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Wiring Color Codes

Wiring Color Codes

Wiring for AC and DC power distribution branch circuits are color…


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Wires and Connections

Wires and Connections

Older electrical schematics showed connecting wires crossing, while…


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Common Antiderivatives

Common Antiderivatives

 


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Rules for Derivatives

Rules for Derivatives

Constant rule Rule of sums Rule of differences Product rule Quotient…


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Safety Grounding

Safety Grounding

In simple AC power systems, one of the two conductors is typically…


Worksheets - Harsh Environment

Wiring Color Codes Infographic

Wiring Color Codes Infographic

Wiring Color Codes Infographic. Released under the Creative Commons…


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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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Connectors

Connectors

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


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Bridge Circuits

Bridge Circuits

No text on electrical metering could be called complete without a…


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Circuit Effects

Circuit Effects

The principle of non-sinusoidal, repeating waveforms being equivalent…


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Switches, Hand Actuated

Switches, Hand Actuated

A switch is an electrical component that can “make” or…


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Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


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Time-delay Relays

Time-delay Relays

What are Time-Delay Relays? Some relays are constructed with a kind of…


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Polyphase Power Systems

Polyphase Power Systems

Explain the difference between a balanced polyphase system and an…


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Introduction to Bipolar Junction Transistors (BJT)

Introduction to Bipolar Junction Transistors (BJT)

The invention of the bipolar transistor in 1948 ushered in a…


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Superposition Theorem

Superposition Theorem

The superposition theorem is one of those strokes of genius that takes…


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AC Lab - PC Oscilloscope

AC Lab - PC Oscilloscope

In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.


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555 Lab - Introduction to the 555 Timer IC

555 Lab - Introduction to the 555 Timer IC

In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.


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Three-phase Transformer Circuits

Three-phase Transformer Circuits

Since three-phase is used so often for power distribution systems, it…


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Edge Coupled Microstrip Impedance Calculator

Edge Coupled Microstrip Impedance Calculator

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


Tools

SPICE Models

SPICE Models

The SPICE circuit simulation program provides for modeling diodes in…


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Optoelectronic Devices

Optoelectronic Devices

In this circuit, the electric motor is supposed to turn on whenever…


Worksheets - Harsh Environment

Digital Lab - Digital Combination Lock

Digital Lab - Digital Combination Lock

In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.


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Resistors

Resistors

Shown here is the schematic symbol for a resistor: What is the purpose…


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Derivatives of Power Functions of e

Derivatives of Power Functions of e

Example Derivatives of e Proportionality Constant When we say that a…


Textbook

Thyristor Application Circuits

Thyristor Application Circuits

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


Worksheets - Harsh Environment

Wire Loop Inductance Calculator

Wire Loop Inductance Calculator

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


Tools