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Time Constant Calculations

Time Constant Calculations

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


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Hysteresis

Hysteresis

Thyristors are a class of semiconductor components exhibiting…


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Arc Flash and Arc Blast

Arc Flash and Arc Blast

Electromechanical relays used to start and stop high-power electric…


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The Junction Field-effect Transistor (JFET) as a Switch

The Junction Field-effect Transistor (JFET) as a Switch

Like its bipolar cousin, the field-effect transistor may be used as an…


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Light-Pulse Switch

Light-Pulse Switch

It is fairly important to use large value resistors (10 MΩ works…


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Basic Electromagnetic Relays

Basic Electromagnetic Relays

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


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High Voltage Ohmmeters

High Voltage Ohmmeters

Most ohmmeters of the design shown in the previous section utilize a…


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Switch Types

Switch Types

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


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Linear Computational Circuitry

Linear Computational Circuitry

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


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Permissive and Interlock Circuits

Permissive and Interlock Circuits

A practical application of switch and relay logic is in control…


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AC Bridge Circuits

AC Bridge Circuits

As we saw with DC measurement circuits, the circuit configuration…


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Thyristor Application Circuits

Thyristor Application Circuits

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


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What is Alternating Current (AC)?

What is Alternating Current (AC)?

Most students of electricity begin their study with what is known as…


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Special-output Gates

Special-output Gates

Complementary Output Gates It is sometimes desirable to have a logic…


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Boolean Algebra

Boolean Algebra

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


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Fail-safe Design

Fail-safe Design

Logic circuits, whether comprised of electromechanical relays or…


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Latch Circuits

Latch Circuits

What do you think this logic buffer gate will do, with the output…


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Si Lab - Bipolar Transistor as a Switch

Si Lab - Bipolar Transistor as a Switch

In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.


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Resonance

Resonance

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


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Time-Delay Electromechanical Relays

Time-Delay Electromechanical Relays

What does the normal status of an electrical switch refer to?…


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Digital Logic Functions

Digital Logic Functions

We can construct a simple logic functions for our hypothetical lamp…


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The Bipolar Junction Transistor (BJT) as a Switch

The Bipolar Junction Transistor (BJT) as a Switch

Bipolar junction transistors (Also known as BJTs) can be used as an…


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TTL Logic Gates

TTL Logic Gates

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


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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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DC Generator Theory

DC Generator Theory

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


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Stepper Motor Calculator

Stepper Motor Calculator

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor


Tools

AC Instrumentation Transducers

AC Instrumentation Transducers

Just as devices have been made to measure certain physical quantities…


Textbook

The Junction Field-effect Transistor (JFET) as a Switch

The Junction Field-effect Transistor (JFET) as a Switch

Like its bipolar cousin, the field-effect transistor may be used as an…


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.


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Synchronous Motors

Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…


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The S-R Latch

The S-R Latch

A bistable multivibrator has two stable states, as indicated by the…


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Time Constant Calculations

Time Constant Calculations

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


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Switches, Hand Actuated

Switches, Hand Actuated

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


Textbook

High Voltage Ohmmeters

High Voltage Ohmmeters

Most ohmmeters of the design shown in the previous section utilize a…


Textbook

Si Lab - Bipolar Transistor as a Switch

Si Lab - Bipolar Transistor as a Switch

In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.


Textbook

Other Specialized Motors

Other Specialized Motors

Shaded Pole Induction Motor An easy way to provide starting torque to…


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Winding Configurations

Winding Configurations

Transformers with Multiple Secondaries Transformers are very versatile…


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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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Arc Flash and Arc Blast

Arc Flash and Arc Blast

Electromechanical relays used to start and stop high-power electric…


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Insulated Gate Bipolar Transistors

Insulated Gate Bipolar Transistors

What is an Insulated Gate Bipolar Transistor (IGBT), and what…


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Thermocouples

Thermocouples

Seebeck Effect An interesting phenomenon applied in the field of…


Textbook

Basic Electromagnetic Relays

Basic Electromagnetic Relays

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


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Network Protocols

Network Protocols

Aside from the issues of the physical network (signal types and…


Textbook

Current Divider Circuits

Current Divider Circuits

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


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Twisted-Pair Impedance Calculator

Twisted-Pair Impedance Calculator

A tool designed to calculate the characteristic impedance of a twisted-pair cable


Tools

Electrical Transients

Electrical Transients

This chapter explores the response of capacitors and inductors to…


Textbook

Input and Output Coupling

Input and Output Coupling

To overcome the challenge of creating necessary DC bias voltage for an…


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Boolean Relationships on Venn Diagrams

Boolean Relationships on Venn Diagrams

The fourth example has A partially overlapping B. Though, we will…


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Logic Simplification With Karnaugh Maps

Logic Simplification With Karnaugh Maps

The logic simplification examples that we have done so far could have…


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The Common-emitter Amplifier

The Common-emitter Amplifier

At the beginning of this chapter, it illustrates how transistors could…


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Si Lab - Half-wave Rectifier

Si Lab - Half-wave Rectifier

In this hands-on semiconductor electronics experiment, build a half-wave rectifier circuit using a silicon diode and learn about the differences between permanent magnet motor operation on AC vs. DC power.


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Delta-Sigma ADC

Delta-Sigma ADC

One of the more advanced ADC technologies is the so-called…


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Analog Lab - Voltage Comparator

Analog Lab - Voltage Comparator

In this hands-on electronics experiment, you will build an analog voltage comparator circuit and learn how open-loop operational amplifiers function.


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Capacitor Transient Response

Capacitor Transient Response

Because capacitors store energy in the form of an electric field, they…


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Soldering

Soldering

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


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The Common-gate Amplifier (JFET)

The Common-gate Amplifier (JFET)

RELATED WORKSHEETS: JFET Amplifiers Worksheet


Textbook

Introduction to Electron Tubes

Introduction to Electron Tubes

An often neglected area of study in modern electronics is that of…


Textbook

Vol IV. Credits

Vol IV. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

Basic Operational Amplifiers

Basic Operational Amplifiers

Determine the output voltage polarity of this op-amp (with reference…


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Oscilloscope Trigger Controls

Oscilloscope Trigger Controls

A very useful tool for observing rotating objects is a strobe light.…


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