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Boolean Algebra

Boolean Algebra

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


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Relay Construction

Relay Construction

Electricity and Magnetism An electric current through a conductor will…


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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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Motor Control Circuits

Motor Control Circuits

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


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Inductor Commutating Circuits

Inductor Commutating Circuits

A popular use of diodes is for the mitigation of inductive…


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Tube Lab - Vacuum Tube Audio Amplifier

Tube Lab - Vacuum Tube Audio Amplifier

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.


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Electromechanical Relay Logic

Electromechanical Relay Logic

In ladder logic symbolism, an electromechanical relay coil is shown as…


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DC Motor Control Circuits

DC Motor Control Circuits

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


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The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

If we take the equivalent circuit of an SCR and add another external…


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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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Switch Contact Design

Switch Contact Design

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


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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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Flyback Switch Mode Regulator Calculator

Flyback Switch Mode Regulator Calculator

A calculator for computing several parameters needed in the design of a flyback switch mode regulator


Tools

Si Lab - Full-wave Center-tap Rectifier

Si Lab - Full-wave Center-tap Rectifier

In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.


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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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Switches, Hand Actuated

Switches, Hand Actuated

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


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Voltmeter Impact on Measured Circuit

Voltmeter Impact on Measured Circuit

Every meter impacts the circuit it is measuring to some extent, just…


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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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Flip-Flop Circuits

Flip-Flop Circuits

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


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Switch Types

Switch Types

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


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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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Three-phase Transformer Circuits

Three-phase Transformer Circuits

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


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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

Time-Delay Electromechanical Relays

Time-Delay Electromechanical Relays

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


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Thyristor Application Circuits

Thyristor Application Circuits

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


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Voltage Regulation

Voltage Regulation

As we saw in a few SPICE analyses earlier in this chapter, the output…


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Relay Construction

Relay Construction

Electricity and Magnetism An electric current through a conductor will…


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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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Impedance Matching With Transformers

Impedance Matching With Transformers

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…


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Stepper Motors

Stepper Motors

Stepper Motor vs Servo Motor A stepper motor is a…


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“Ladder” Diagrams

“Ladder” Diagrams

Ladder diagrams are specialized schematics commonly used to document…


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Reluctance Motor

Reluctance Motor

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


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Monostable Multivibrators

Monostable Multivibrators

We’ve already seen one example of a monostable multivibrator in…


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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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The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

If we take the equivalent circuit of an SCR and add another external…


Textbook

Tube Lab - Vacuum Tube Audio Amplifier

Tube Lab - Vacuum Tube Audio Amplifier

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.


Textbook

Linear Computational Circuitry

Linear Computational Circuitry

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


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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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Selsyn (Synchro) Motors

Selsyn (Synchro) Motors

Normally, the rotor windings of a wound rotor induction motor are…


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Boolean Algebra

Boolean Algebra

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


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AC Lab - Large Induction Motor

AC Lab - Large Induction Motor

In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.


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Insulator Breakdown Voltage

Insulator Breakdown Voltage

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


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Using Multiple Combinational Circuits

Using Multiple Combinational Circuits

As an example of using several circuits together, we are going to make…


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Power Measurement

Power Measurement

Power measurement in AC circuits can be quite a bit more complex than…


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The common-drain Amplifier (JFET)

The common-drain Amplifier (JFET)

RELATED WORKSHEETS: JFET Amplifiers Worksheet


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Contributors (8)

Contributors (8)

Contributors to this chapter are listed in chronological order of…


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Link Budget Calculator

Link Budget Calculator

A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.


Tools

An Electric Pendulum

An Electric Pendulum

Capacitors store energy in the form of an electric field, and…


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Reluctance Motor

Reluctance Motor

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


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Potentiometers

Potentiometers

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


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Design Project: DC Motor

Design Project: DC Motor

The armature windings of your DC motor will have very low resistance.…


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Questions relating to project management

Questions relating to project management

NAME:…


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Square Wave Signals

Square Wave Signals

It has been found that any repeating, non-sinusoidal waveform can be…


Textbook

Selsyn (Synchro) Motors

Selsyn (Synchro) Motors

Normally, the rotor windings of a wound rotor induction motor are…


Textbook

The Silicon-Controlled Rectifier (SCR)

The Silicon-Controlled Rectifier (SCR)

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…


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Polarity of voltage drops

Polarity of voltage drops

When using conventional current flow, we can trace the direction of…


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Kirchhoff’s Current Law (KCL)

Kirchhoff’s Current Law (KCL)

What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…


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LC Tank Circuit Resonance Calculator

LC Tank Circuit Resonance Calculator

This calculator computes the resonant frequency of a parallel inductor and capacitor "tank" circuit.


Tools

Delta and Wye 3-Phase Circuits

Delta and Wye 3-Phase Circuits

Label where each of the following electrical quantities would be found…


Worksheets - Switches

Converting Between Thevenin and Norton Equivalent Circuits

Converting Between Thevenin and Norton Equivalent Circuits

Since Thevenin’s theorem and Norton’s theorems are two…


Textbook