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Specific Troubleshooting Techniques

Specific Troubleshooting Techniques

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


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Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

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


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Linear Computational Circuitry

Linear Computational Circuitry

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


Worksheets - Communication

Fundamentals of Radio Communication

Fundamentals of Radio Communication

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


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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…


Worksheets - Communication

Principles of Radio

Principles of Radio

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


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Radio Circuits

Radio Circuits

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


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Motor Control Circuits

Motor Control Circuits

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


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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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Servo Motor Systems

Servo Motor Systems

Explain the operation of this “H-bridge” motor control circuit: At…


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Reluctance Motor

Reluctance Motor

The variable reluctance motor is based on the principle that an…


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Electric Shock

Electric Shock

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


Worksheets - Communication

Pressure Unit Conversion Calculator

Pressure Unit Conversion Calculator

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


Tools

Principles of Radio

Principles of Radio

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


Textbook

DC Generator Theory

DC Generator Theory

Generators used in battery-charging systems must be regulated so as to…


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DC Motor Theory

DC Motor Theory

If the ends of a wire loop are attached to two half-circular metal…


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Polyphase Motor Design

Polyphase Motor Design

AC Motors Perhaps the most important benefit of polyphase AC power…


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DC Motor Control Circuits

DC Motor Control Circuits

How is it possible to electrically measure the torque output by a…


Worksheets - Communication

Linear Computational Circuitry

Linear Computational Circuitry

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


Worksheets - Communication

Single-phase Induction Motors

Single-phase Induction Motors

A three-phase motor may be run from a single-phase power source.…


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Design Project: Stepper Motor Driver

Design Project: Stepper Motor Driver

At first it may seem pointless to have the four buffer gates following…


Worksheets - Communication

Conventional Transistor Overview and Special Transistors

Conventional Transistor Overview and Special Transistors

A microcontroller is a specialized type of digital computer used to…


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Brushless DC Motor

Brushless DC Motor

Brushless DC motors were developed from conventional brushed DC motors…


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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

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…


Worksheets - Communication

Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

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


Textbook

Safety Grounding

Safety Grounding

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


Worksheets - Communication

Transistors, Hybrid

Transistors, Hybrid

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


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Atomic Structure

Atomic Structure

Shown here is a simplified representation of an atom: the smallest…


Worksheets - Communication

DC Lab - Introduction

DC Lab - Introduction

In this series of hands-on electronics experiments, you will build direct current (DC) circuits and learn fundamental electrical engineering circuit concepts.


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Op-amp Circuits

Op-amp Circuits

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


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Transistor Ratings and Packages (JFET)

Transistor Ratings and Packages (JFET)


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DC Motor Control Circuits

DC Motor Control Circuits

How is it possible to electrically measure the torque output by a…


Worksheets - Communication

Amplifier Gain

Amplifier Gain

The Voltage Gain Because amplifiers have the ability to increase the…


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Single-phase Induction Motors

Single-phase Induction Motors

A three-phase motor may be run from a single-phase power source.…


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SPICE Quirks

SPICE Quirks

“Garbage in, garbage out.” —Anonymous   SPICE…


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Thyristor Application Circuits

Thyristor Application Circuits

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


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Modern Nonmechanical Memory

Modern Nonmechanical Memory

Now we can proceed to studying specific types of digital storage…


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Thyristors

Thyristors

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


Worksheets - Communication

Combination Tubes

Combination Tubes

Similar in thought to the idea of the integrated circuit, tube…


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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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Mutual Inductance and Basic Operation

Mutual Inductance and Basic Operation

Behaviors of Inductors wrapped around a Conductive Core Suppose we…


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AC Voltmeters and Ammeters

AC Voltmeters and Ammeters

AC electromechanical meter movements come in two basic arrangements:…


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Numbers versus Numeration

Numbers versus Numeration

It is imperative to understand that the type of numeration system used…


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Numbers and Symbols

Numbers and Symbols

The expression of numerical quantities is something we tend to take…


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How to Calculate Power in a Series and Parallel Circuit

How to Calculate Power in a Series and Parallel Circuit

When calculating the power dissipation of resistive components, we can…


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Practical Considerations of ADC Circuits

Practical Considerations of ADC Circuits

Perhaps the most important consideration of an ADC is its resolution.…


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