Categories

Digital Lab - 7-segment LED Display

Textbook

In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.

Programmable Logic Controllers (PLC)

Textbook

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

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

Digital Display Circuits

Worksheets - Fiber Optics

What is the purpose of a seven-segment decoder circuit? What is a…

Display Tubes

Textbook

In addition to performing tasks of amplification and switching, tubes…

Digital Display Circuits

Worksheets - Fiber Optics

What is the purpose of a seven-segment decoder circuit? What is a…

555 Lab - Red LED Flasher

Textbook

In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.

555 Lab - LED Flasher with Inductive Flyback

Textbook

In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.

Si Lab - Bipolar Transistor as a Switch

Textbook

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

Digital Lab - 10-bit Flashing LED Sequencer

Textbook

In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.

Series LED Resistor Calculator

Tools

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

Design Project: LED Stroboscope

Worksheets - Fiber Optics

A technician uses a stroboscope to “freeze” the rotation of a…

555 Lab - Advanced Red LED Flasher

Textbook

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.

Karnaugh Mapping

Worksheets - Fiber Optics

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

Digital Lab - 7-segment LED Display

Textbook

In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.

Digital Lab - Digital Combination Lock

Textbook

In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.

Programmable Logic Controllers (PLC)

Textbook

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

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 - Light Sensor (LED Photodetector)

Textbook

In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.

Optoelectronic Devices

Worksheets - Fiber Optics

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

Convert MCD to Lumens

Tools

This calculator is useful for calculating the luminous flux for LEDs where the angle is known.

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

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

Rules for Antiderivatives

Textbook

Constant Rule     Rule of Sums     Rule of…

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

R, L and C Summary

Textbook

With the notable exception of calculations for power (P), all AC…

Design Project: Signal Generator

Worksheets - Fiber Optics

Explain the principle of operation for the particular integrated…

Open-Loop OpAmp Circuits

Worksheets - Fiber Optics

Determine what the magnitude and polarity of the voltmeter’s…

Three-phase Y and Delta Configurations

Textbook

Three-phase Wye(Y) Connection Initially, we explored the idea of…

Phase-locked Loops

Textbook

Junction Diodes

Textbook

There was some historic crude, but usable were some historic crude,…

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

DC Lab - 4-wire Resistance Measurement

Textbook

In this hands-on electronics experiment, you will perform a 4-wire Kelvin resistance measurement and learn how to accurately measure resistance.

Octal and Hexadecimal Numeration

Textbook

Because binary numeration requires so many bits to represent…

RC Time Constant Calculator

Tools

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.

“Long’’ and “Short’’ Transmission Lines

Textbook

In DC and low-frequency AC circuits, the characteristic impedance of…

Digital Communication

Worksheets - Fiber Optics

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

Electron Activity in Chemical Reactions

Textbook

So far in our discussions on electricity and electric circuits, we…

High-pass Filters

Textbook

A high-pass filter’s task is just the opposite of a low-pass…

Nonlinear OpAmp Circuits

Worksheets - Fiber Optics

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

Microstrip Wavelength Calculator

Tools

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

Inductors

Worksheets - Fiber Optics

∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…