Categories

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

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

Switch Contact Design

Textbook

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

Monostable Multivibrators

Textbook

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

Resonance

Worksheets - MEMS

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

DC Motor Control Circuits

Worksheets - MEMS

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

Latch Circuits

Worksheets - MEMS

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

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Performance-Based Assessments for DC Circuit Competencies

Worksheets - MEMS

(Template)

Single-phase Induction Motors

Textbook

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

Switches, Hand Actuated

Textbook

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

Thyristor Application Circuits

Worksheets - MEMS

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

DC Motor Control Circuits

Worksheets - MEMS

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

Time-delay Relays

Textbook

What are Time-Delay Relays? Some relays are constructed with a kind of…

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Introduction to Diodes And Rectifiers

Textbook

All About Diodes A diode is an electrical device allowing current to…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Insulated Gate Bipolar Transistors

Worksheets - MEMS

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

High Voltage Ohmmeters

Textbook

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

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

Switch Contact Design

Textbook

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

DC Generator Theory

Worksheets - MEMS

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

Protective Relays

Textbook

A special type of relay is one that monitors the current, voltage,…

Voltmeter Impact on Measured Circuit

Textbook

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

TTL Logic Gates

Worksheets - MEMS

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

AC Motor Theory

Worksheets - MEMS

Electromechanical watt-hour meters use an aluminum disk that is spun…

Selsyn (Synchro) Motors

Textbook

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

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

Input and Output Coupling

Textbook

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

Introduction to Karnaugh Mapping

Textbook

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

Radio Circuits

Textbook

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

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

An Analogy for Divided Feedback

Textbook

A helpful analogy for understanding divided feedback amplifier…

Susceptance and Admittance

Textbook

What is Conductance? In the study of DC circuits, the student of…

Non-Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

Fundamentals of Radio Communication

Worksheets - MEMS

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

The Tetrode

Textbook

As the name suggests, the tetrode tube contains four elements: cathode…

Protective Relay Circuits

Worksheets - MEMS

Protective relays are special power-sensing devices whose job it is to…

Specific Resistance

Textbook

Designing Wire Resistance Conductor ampacity rating is a crude…

Class A BJT Amplifiers

Worksheets - MEMS

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

Rules for Derivatives

Textbook

Constant rule Rule of sums Rule of differences Product rule Quotient…

Review of R, X, and Z (Resistance, Reactance and Impedance)

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Design Project: Stepper Motor Driver

Worksheets - MEMS

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