All About Circuits

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Special Transformers and Applications

Special Transformers and Applications

Impedance Matching Because transformers can step voltage and current…


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Basic Electricity Worksheet

Basic Electricity Worksheet

What is the purpose of the switch shown in this schematic diagram?


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Questions relating to project management

Questions relating to project management

NAME:…


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Re-drawing Complex Schematics

Re-drawing Complex Schematics

Typically, complex circuits are not arranged in nice, neat, clean…


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Resistors

Resistors

Because the relationship between voltage, current, and resistance in…


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Elementary Circuits

Elementary Circuits

In the simplest terms you can think of, define what an electrical…


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Factors Affecting Inductance

Factors Affecting Inductance

There are four basic factors of inductor construction determining the…


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Electrical Connections

Electrical Connections

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


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Mutual Inductance and Basic Operation

Mutual Inductance and Basic Operation

Behaviors of Inductors wrapped around a Conductive Core Suppose we…


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Basic Voltmeter Use

Basic Voltmeter Use

What will this voltmeter register when connected to a battery as shown…


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Voltmeter Design

Voltmeter Design

Suppose I were about to measure an unknown voltage with a manual-range…


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Step-up, Step-down, and Isolation Transformers

Step-up, Step-down, and Isolation Transformers

Calculate the voltage output by the secondary winding of a transformer…


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DC Lab - Build Your Own Multimeter

DC Lab - Build Your Own Multimeter

In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.


Textbook

Polyphase Power Systems

Polyphase Power Systems

Explain the difference between a balanced polyphase system and an…


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Rectifying Diodes

Rectifying Diodes

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


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Low-pass Filters

Low-pass Filters

By definition, a low-pass filter is a circuit offering easy passage to…


Textbook

Edge Coupled Trace Inductance Calculator

Edge Coupled Trace Inductance Calculator

This calculator helps you compute for the inductance of an edge coupled trace.


Tools

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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Basic Ammeter Use

Basic Ammeter Use

Show how this ammeter would be connected to the light bulb circuit to…


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Inductance

Inductance

∫f(x) dx Calculus alert! One of the fundamental principles 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…


Textbook

Microstrip Crosstalk Calculator

Microstrip Crosstalk Calculator

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.


Tools

Printed Circuit Board Layout and Manufacture

Printed Circuit Board Layout and Manufacture

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


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AC Lab - Automotive Alternator as AC Generator

AC Lab - Automotive Alternator as AC Generator

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.


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Soldering

Soldering

Both soldering irons and soldering guns are tools used in the process…


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Microstrip Max Current Calculator

Microstrip Max Current Calculator

A calculator for solving the maximum current a microstrip can handle.


Tools

Bipolar Junction Transistor (BJT) theory

Bipolar Junction Transistor (BJT) theory

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


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Practical Considerations - Capacitors

Practical Considerations - Capacitors

Capacitors, like all electrical components, have limitations that must…


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Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Over the course of learning about electricity, you will want to…


Textbook

Basic Voltmeter Use

Basic Voltmeter Use

What will this voltmeter register when connected to a battery as shown…


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Encoders and Decoders

Encoders and Decoders

What does it mean, in general terms, to encode something? Conversely,…


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Resistors

Resistors

Because the relationship between voltage, current, and resistance in…


Textbook

Voltmeter Design

Voltmeter Design

Suppose I were about to measure an unknown voltage with a manual-range…


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Basic Circuit Troubleshooting

Basic Circuit Troubleshooting

Determine if the light bulb will de-energize for each of the following…


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Creating Custom Calibration Resistances

Creating Custom Calibration Resistances

Often in the course of designing and building electrical meter…


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Boolean Algebra

Boolean Algebra

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


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Microstrip Inductance Calculator

Microstrip Inductance Calculator

This calculator computes the inductance of a microstrip etched on a PCB.


Tools

Rectifying Diodes

Rectifying Diodes

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


Worksheets - Layout

Special Transformers and Applications

Special Transformers and Applications

Impedance Matching Because transformers can step voltage and current…


Textbook

Copper Wire Gauge Table

Copper Wire Gauge Table

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


Textbook

Finite State Machines

Finite State Machines

Up to now, every circuit that was presented was a combinatorial…


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Absolute dB scales

Absolute dB scales

Decibel as Absolute Unit of Power It is also possible to use the…


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Timer Circuits

Timer Circuits

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


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Introduction to Insulated-gate Field-effect Transistors

Introduction to Insulated-gate Field-effect Transistors

As was stated in the last chapter, there is more than one type of…


Textbook

AC Lab - Build a Transformer

AC Lab - Build a Transformer

In this hands-on AC electronics experiment, build a simple transformer and learn some important transformer fundamentals including voltage step-up and step-down.


Textbook

Circuit Effects

Circuit Effects

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


Textbook

Band-pass Filters

Band-pass Filters

How to Create Band-pass Filter There are applications where a…


Textbook

EIRP Calculator

EIRP Calculator

A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna


Tools

Ohmmeter Design

Ohmmeter Design

Though mechanical ohmmeter (resistance meter) designs are rarely used…


Textbook

Ohm’s Law Calculator

Ohm’s Law Calculator

Calculate circuit parameters using Ohm's Law


Tools

AC Lab - Introduction

AC Lab - Introduction

In this series of hands-on electronics experiments, build alternating current (AC) circuits and learn about basic electrical engineering circuit concepts, including transformers, motors, phase shifts, signal coupling, and noise cancellation.


Textbook

Electric Shock

Electric Shock

It is sometimes said regarding electrical safety that, Ït’s not the…


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Beam Power Tubes

Beam Power Tubes

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


Textbook

Electrical Noise and Interference

Electrical Noise and Interference

Define what noise means, in the electrical sense of the word. How does…


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Boolean Algebra

Boolean Algebra

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


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Introduction to Network Theorems for Circuit Analysis

Introduction to Network Theorems for Circuit Analysis

Anyone who’s studied geometry should be familiar with the…


Textbook

RF Power Conversion Calculator

RF Power Conversion Calculator

A tool designed to convert RF power from watts to decibels and vice versa


Tools

Characteristic Impedance

Characteristic Impedance

The Parallel Wires of Infinite Length Suppose, though, that we had a…


Textbook

Voltage Signal Systems

Voltage Signal Systems

The use of variable voltage for instrumentation signals seems a rather…


Textbook

Printed Circuit Board Layout and Manufacture

Printed Circuit Board Layout and Manufacture

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


Worksheets - Layout