Categories

Programmable Logic Controllers (PLC)

Textbook

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

Digital Display Circuits

Worksheets - Fiber Optics

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

Special-purpose Diodes

Textbook

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

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.

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.

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.

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.

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.

Karnaugh Mapping

Worksheets - Fiber Optics

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

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.

Design Project: LED Stroboscope

Worksheets - Fiber Optics

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

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.

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 Display Circuits

Worksheets - Fiber Optics

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

Programmable Logic Controllers (PLC)

Textbook

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

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.

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.

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Display Tubes

Textbook

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

Special-purpose Diodes

Textbook

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

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.

Design Project: Telegraph System

Worksheets - Fiber Optics

What voltage will you choose to use for each of the station batteries?

Metric Notation

Textbook

The metric system, besides being a collection of measurement units for…

Resistance, Reactance, and Impedance

Worksheets - Fiber Optics

What will happen to the brightness of the light bulb as the iron core…

T-Match Impedance Matching Circuits

Tools

A tool designed to compute the values to be used in a T-match Impedance Circuit

Don’t Care Cells in the Karnaugh Map

Textbook

Up to this point we have considered logic reduction problems where…

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

Transistor Ratings and Packages (JFET)

Textbook

What is a Meter?

Textbook

A meter is any device built to accurately detect and display an…

Karnaugh Maps, Truth Tables, and Boolean Expressions

Textbook

Who Developed the Karnaugh Map? Maurice Karnaugh, a…

Phase-Locked Loops

Worksheets - Fiber Optics

This is a schematic for a simple VCO: The oscillator is of the RC…

The Pentode

Textbook

Another strategy for addressing the problem of secondary electrons…

Introduction to Solid-state Device Theory

Textbook

This chapter will cover the physics behind the operation of…

Low-pass Filters

Textbook

By definition, a low-pass filter is a circuit offering easy passage to…

Negative Feedback OpAmp Circuits

Worksheets - Fiber Optics

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

Basic Algebra and Graphing for Electric Circuits

Worksheets - Fiber Optics

Many different equations used in the analysis of electric circuits may…

Positive Feedback

Textbook

As we’ve seen, negative feedback is an incredibly useful…

Thyristors

Worksheets - Fiber Optics

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

Kirchhoff’s Current Law (KCL)

Textbook

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

Clamper Circuits

Textbook

The circuits in the figure below are known as clampers or DC…

Twisted-Pair Impedance Calculator

Tools

A tool designed to calculate the characteristic impedance of a twisted-pair cable