Categories

Basic Electromagnetic Relays

Worksheets - Discrete Logic

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

Light-Pulse Switch

Worksheets - Discrete Logic

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

Servo Motor Systems

Worksheets - Discrete Logic

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

Insulated Gate Field-Effect Transistors

Worksheets - Discrete Logic

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

DIP Gate Packaging

Textbook

Digital logic gate circuits are manufactured as integrated circuits:…

Switch Types

Textbook

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

Design Project: Stepper Motor Driver

Worksheets - Discrete Logic

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

Larger 4-variable Karnaugh Maps

Textbook

Knowing how to generate Gray code should allow us to build larger…

555 Ramp Generator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 470 µF…

Boolean Algebra

Worksheets - Discrete Logic

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

Conventional Transistor Overview and Special Transistors

Worksheets - Discrete Logic

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

NAND Gate S-R Enabled Latch

Textbook

PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…

Programmable Logic Controllers (PLC)

Textbook

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

555 Hysteretic Oscillator

Textbook

Try out our 555 Timer Astable Circuit in our Tools section. PARTS AND…

Finite-state Machine

Textbook

Feedback is a fascinating engineering principle. It can turn a rather…

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

Basic Logic Gates

Worksheets - Discrete Logic

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

Memory Devices

Worksheets - Discrete Logic

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

Universal Shift Registers: Parallel-in, Parallel-out

Textbook

The purpose of the parallel-in/ parallel-out shift register is to take…

Karnaugh Mapping

Worksheets - Discrete Logic

Identify each of these logic gates by name, and complete their…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

“Ladder” Diagrams

Textbook

Ladder diagrams are specialized schematics commonly used to document…

Microprocessors

Textbook

Early computer science pioneers such as Alan Turing and John Von…

Computational Circuits

Textbook

When someone mentions the word “computer,” a digital…

Tracking ADC

Textbook

A third variation on the counter-DAC-based converter theme is, in my…

Negative Binary Numbers

Textbook

With addition being easily accomplished, we can perform the operation…

Series-Parallel DC Circuits

Worksheets - Discrete Logic

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

Design Project: Sensitive Microphone Amplifier

Worksheets - Discrete Logic

Identify which direction each potentiometer wiper must move in this…

Switch Contact Design

Textbook

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

Introduction to Solid-state Device Theory

Textbook

This chapter will cover the physics behind the operation of…

Parallel Batteries

Textbook

PARTS AND MATERIALS Four 6-volt batteries 12-volt light bulb, 25 or 50…

Waveguides

Textbook

A waveguide is a special form of transmission line consisting of a…

Introduction to Operational Amplifiers (Op-amps)

Textbook

What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…

Decimal versus Binary Numeration

Textbook

Let’s count from zero to twenty using four different kinds of…

Tank Circuit Resonance Calculator

Tools

This calculator computes the resonant frequency of a tank circuit

Modern Nonmechanical Memory

Textbook

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

Principles of Radio

Textbook

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

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

Textbook

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

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Discrete Logic

(Template)

Tesla Polyphase Induction Motors

Textbook

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

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Junction field-effect transistors (JFET)

Worksheets - Discrete Logic

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

Vol III. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Negative Feedback OpAmp Circuits

Worksheets - Discrete Logic

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

Common Sources of Hazard

Textbook

Of course, there is a danger of electrical shock when directly…

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Discrete Logic

∫f(x) dx Calculus alert! Electronic power conversion circuits known…

How to Build a Current Mirror Circuit

Textbook

PARTS AND MATERIALS   Two NPN transistors—models 2N2222 or…