Categories

The S-R Latch

Textbook

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

Latch Circuits

Worksheets - Digital ICs

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

555 Timer Astable Oscillator Circuit

Tools

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis. This calculator will help you design an oscillator using a 555 timer IC.

TTL Logic Gates

Worksheets - Digital ICs

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

Digital-to-Analog Conversion

Worksheets - Digital ICs

If a pulse-width modulated (PWM) signal is sent to a passive…

Sum-of-Products and Product-of-Sums Expressions

Worksheets - Digital ICs

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

Motor Control Circuits

Textbook

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

Networks and Busses

Textbook

The wires between the tank and the monitoring location is  called…

555 Lab - Oscillator With Hysteresis

Textbook

In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.

The NOT Gate

Textbook

The single-transistor inverter circuit illustrated earlier is actually…

Synchronous Counters

Textbook

What is a Synchronous Counter? A synchronous counter, in contrast to…

Asynchronous Counters

Textbook

In the previous section, we saw a circuit using one J-K flip-flop that…

Minterm vs Maxterm Solution

Textbook

So far we have been finding Sum-Of-Product (SOP) solutions to logic…

Performance-Based Assessments for Digital Circuit Competencies

Worksheets - Digital ICs

(Template)

555 Lab - Monostable Multivibrator (One-shot)

Textbook

In this hands-on electronics experiment, you will build a monostable multivibrator using a 555 timer IC and learn about RC time constant charging and how a one-shot timer operates.

Permissive and Interlock Circuits

Textbook

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

Microprocessor Programming

Textbook

The “vocabulary” of instructions which any particular…

Special-output Gates

Textbook

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

Multiple-input Gates

Textbook

The Use of Logic Gate Inverters and buffers exhaust the possibilities…

Conventional Transistor Overview and Special Transistors

Worksheets - Digital ICs

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

Voltmeter Impact on Measured Circuit

Textbook

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

Series Circuit Rules

Textbook

Current Components in a series circuit share the same current: Itotal…

Heat Sink Calculator

Tools

This calculator helps determine the maximum temperature a device can withstand

Rules for Antiderivatives

Textbook

Constant Rule     Rule of Sums     Rule of…

Electromagnetic Induction

Textbook

While Oersted’s surprising discovery of electromagnetism paved…

Logic Signal Voltage Levels

Textbook

Input Voltages for Logic Gates Logic gate circuits are designed to…

DC Lab - Capacitor Charging and Discharging

Textbook

In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.

Tube Lab - Vacuum Tube Audio Amplifier

Textbook

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.

Kirchhoff’s Laws

Worksheets - Digital ICs

Many electronic circuits use what is called a split or a dual power…

555 Lab - Introduction to the 555 Timer IC

Textbook

In this collection of hands-on electronics experiments, build and test mixed-signal analog and digital circuits using the versatile 555 timer IC. These projects will teach you about RC time constants, duty cycle, transistor current drive, LEDs, voltage doublers, and more.

Introduction to Digital Communication

Textbook

In the design of large and complex digital systems, it is often…

Microstrip Wavelength Calculator

Tools

A tool designed to calculate the guided wavelength inside a microstrip.

Intro Lab - Build an Electromagnet

Textbook

In this hands-on electronics experiment, you will build an electromagnet and learn about electromagnetism including the relationship of magnetic polarity to current flow.

Power Supply Circuits

Textbook

There are three major kinds of power supplies: unregulated (also…

Polyphase Motor Design

Textbook

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

Systems of Numeration

Textbook

Roman Numerals The Romans devised a system that was a substantial…

Optoelectronic Devices

Worksheets - Digital ICs

In this circuit, the electric motor is supposed to turn on whenever…

Pi Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.

The Silicon-Controlled Switch (SCS)

Textbook

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

Performance-Based Assessments for Basic Electricity Competencies

Worksheets - Digital ICs

(Template)

Stepper Motors

Worksheets - Digital ICs

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

How to Calculate Power in a Series and Parallel Circuit

Textbook

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

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

Factoring Equivalencies

Textbook

Factoring Identities :   a2 - b2 = (a + b) (a - b) a2 + 2ab + b2…

Atomic Structure

Worksheets - Digital ICs

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

Performance-Based Assessments for Analog Integrated Circuit Competencies

Worksheets - Digital ICs

Bipolar Junction Transistor (BJT) theory

Worksheets - Digital ICs

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

555 Lab - Blue LED Flasher With Voltage Doubler

Textbook

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.

Si Lab - Astable Multivibrator Audio Oscillator

Textbook

In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.

Larger 5 & 6-variable Karnaugh Maps

Textbook

Larger Karnaugh maps reduce larger logic designs. How large is large…

Vol IV. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Speed Distance Time Calculator

Tools

This calculator will solve for either distance, time, or speed given two of the three parameters.

Arithmetic Properties

Textbook

Associative Property In addition and multiplication, terms may be…

Microstrip Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.

Memory Devices

Worksheets - Digital ICs

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

Switch Types

Textbook

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

Shift Registers: Serial-in, Serial-out

Textbook

Serial-in, serial-out shift registers delay data by one clock time for…

Digital Codes

Worksheets - Digital ICs

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

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

AC Lab - Phase Shift in a Capacitive Circuit

Textbook

In this hands-on AC electronics experiment, build a simple RC circuit that demonstrates phase shift and learn how out-of-phase AC voltages do not add algebraically.