Categories

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

Convert MCD to Lumens

Tools

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

LED Resistor Calculator

Tools

An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Programmable Logic Controllers (PLC)

Textbook

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Digital Display Circuits

Worksheets - Optoelectronics

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

LED Sequencer

Textbook

PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…

7-segment Display

Textbook

PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…

Karnaugh Mapping

Worksheets - Optoelectronics

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Optoelectronic Devices

Worksheets - Optoelectronics

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

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Design Project: LED Stroboscope

Worksheets - Optoelectronics

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

Simple Combination Lock

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Special-purpose Diodes

Textbook

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

Display Tubes

Textbook

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

The Common-base Amplifier

Textbook

The final transistor amplifier configuration (Figure below) we need to…

Logarithms

Textbook

Definition of a Logarithm     “log” denotes a…

Clipper Circuits

Textbook

A circuit which removes the peak of a waveform is known as a clipper.…

Power Conversion Circuits

Worksheets - Optoelectronics

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

Voltage Signal Systems

Textbook

The use of variable voltage for instrumentation signals seems a rather…

The Exclusive-OR Function: The XOR Gate

Textbook

What Is an XOR Gate? One element conspicuously missing from the set of…

Common Antiderivatives

Textbook

 

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

Heat Sink Calculator

Tools

This calculator helps determine the maximum temperature a device can withstand

555 Hysteretic Oscillator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Conductors and Insulators

Worksheets - Optoelectronics

Given two lengths of metal wire, which one will have the least…

Kirchhoff’s Current Law (KCL)

Textbook

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

Current Divider Circuits

Worksheets - Optoelectronics

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

Introduction to Boolean Algebra

Textbook

Mathematical rules are based on the defining limits we place on the…

Impedance Matching With Transformers

Worksheets - Optoelectronics

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

Contributors (15)

Textbook

Contributors to this chapter are listed in chronological order of…

Electric Shock

Worksheets - Optoelectronics

It is sometimes said regarding electrical safety that, Ït’s not the…

Voltmeter Design

Textbook

As was stated earlier, most meter movements are sensitive devices.…

Design Project: Sensitive Audio Detector

Worksheets - Optoelectronics

The choice of step-down transformers to use in a project such as this…

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…

Basic Ammeter Use

Worksheets - Optoelectronics

Show how this ammeter would be connected to the light bulb circuit to…

Design Project: DC Voltage Regulator

Worksheets - Optoelectronics

It may seem difficult to even start on a project such as this, with no…

Friis Transmission Calculator

Tools

This calculator computes the power received by an antenna using Friis formula

Design Project: Signal Generator

Worksheets - Optoelectronics

Explain the principle of operation for the particular integrated…

Connectors

Textbook

An electrical connector, is an electro-mechanical device used to join…

Biasing Techniques (IGFET)

Textbook

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

How to Use an Ammeter to Measure Current

Textbook

Parts and Materials   6-volt battery   6-volt incandescent…

Conversion From Decimal Numeration

Textbook

Because octal and hexadecimal numeration systems have bases that are…

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

Microstrip Max Current Calculator

Tools

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

Read-Only Memory (ROM)

Textbook

Read-only memory (ROM) is similar in design to static or dynamic RAM…

Junction field-effect transistors (JFET)

Worksheets - Optoelectronics

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

Divided Feedback

Textbook

If we add a voltage divider to the negative feedback wiring so that…

Multiple-input Gates

Textbook

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

Sources of Electricity

Worksheets - Optoelectronics

What is the difference between DC and AC electricity? Identify some…

Polyphase Motor Design

Textbook

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

Design Project: LED Stroboscope

Worksheets - Optoelectronics

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

Modern Nonmechanical Memory

Textbook

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

NOR Gate S-R Latch

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…