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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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Design Project: Radio Transmitter

Design Project: Radio Transmitter

Research the FCC (Federal Communication Commission) guidelines on…


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Radio Circuits

Radio Circuits

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…


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Principles of Radio

Principles of Radio

One of the more fascinating applications of electricity is in the…


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Fundamentals of Radio Communication

Fundamentals of Radio Communication

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


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Linear Computational Circuitry

Linear Computational Circuitry

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


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Specific Troubleshooting Techniques

Specific Troubleshooting Techniques

After applying some of the general troubleshooting tips to narrow the…


Textbook

Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

Before the advent of solid-state logic circuits, logical control…


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AC Commutator Motors

AC Commutator Motors

Charles Proteus Steinmetz’s first job after arriving in America…


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Microcontroller Principles

Microcontroller Principles

Read the following quotation, and then research the term…


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Tesla Polyphase Induction Motors

Tesla Polyphase Induction Motors

Most AC motors are induction motors. Induction motors are favored due…


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Linear Computational Circuitry

Linear Computational Circuitry

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


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Specific Troubleshooting Techniques

Specific Troubleshooting Techniques

After applying some of the general troubleshooting tips to narrow the…


Textbook

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Suppose a 12 volt lead-acid battery has an internal resistance of 20…


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Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

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


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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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Wound Rotor Induction Motors

Wound Rotor Induction Motors

A wound rotor induction motor has a stator like a squirrel cage…


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The Importance of Electrical Safety

The Importance of Electrical Safety

With this lesson, I hope to avoid a common mistake found in…


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Wheatstone Bridge Calculator

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

DC Lab - Potentiometer as a Rheostat

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.


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Pressure Unit Conversion Calculator

Pressure Unit Conversion Calculator

This calculator will convert pressure values to ten different standard units for pressure.


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Resonance

Resonance

The Q factor of a series inductive circuit is given by the following…


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Principles of Radio

Principles of Radio

One of the more fascinating applications of electricity is in the…


Textbook

Series-Parallel DC Circuits

Series-Parallel DC Circuits

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


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Calculus for Electric Circuits

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…


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Basic Troubleshooting Strategies

Basic Troubleshooting Strategies

A chandelier has five light bulbs in it, and one of them is not…


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AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


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Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

Before the advent of solid-state logic circuits, logical control…


Textbook

DIP Gate Packaging

DIP Gate Packaging

Digital logic gate circuits are manufactured as integrated circuits:…


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Voltage and Current Calculations

Voltage and Current Calculations

There’s a sure way to calculate any of the values in a reactive…


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Contact “Normal” State and Make/Break Sequence

Contact “Normal” State and Make/Break Sequence

Any kind of switch contact can be designed so that the contacts…


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Conductors, Insulators, and Electron Flow

Conductors, Insulators, and Electron Flow

The electrons of different types of atoms have different degrees of…


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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.


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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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Static Electricity

Static Electricity

It was discovered centuries ago that certain types of materials would…


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Parallel Resistor Calculator

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

Why L/R and not LR?

Why L/R and not LR?

Learn About L/R Time Constants It is often perplexing to new students…


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Rectifying Diodes

Rectifying Diodes

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


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AC Lab - Sensitive Voltage Detector with Audio Output

AC Lab - Sensitive Voltage Detector with Audio Output

In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.


Textbook

Junction Field-effect Transistors

Junction Field-effect Transistors

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


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Time Constant Circuits

Time Constant Circuits

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


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Simple Series Resonance

Simple Series Resonance

A similar effect happens in series inductive/capacitive circuits. When…


Textbook

Vol I. Credits

Vol I. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

DC Lab - Potentiometer as a Rheostat

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.


Textbook

Trigonometric Derivatives

Trigonometric Derivatives

    RELATED WORKSHEETS: Calculus for Electric Circuits…


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Basic Logic Gates

Basic Logic Gates

Identify the type of logic gate shown in this schematic diagram, and…


Worksheets - Communication

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

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

A serial-in, parallel-out shift register is similar to the serial-in,…


Textbook

Class C BJT Amplifiers

Class C BJT Amplifiers

A common class of operation used in radio-frequency (RF) amplifier…


Worksheets - Communication