Categories

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…

7-segment Display

Textbook

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

Programmable Logic Controllers (PLC)

Textbook

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

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

Display Tubes

Textbook

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

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.

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

LED Sequencer

Textbook

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

Convert MCD to Lumens

Tools

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

7-segment Display

Textbook

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

Special-purpose Diodes

Textbook

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Optoelectronic Devices

Worksheets - Fiber Optics

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

Simple Combination Lock

Textbook

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

Programmable Logic Controllers (PLC)

Textbook

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Karnaugh Mapping

Worksheets - Fiber Optics

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Digital Display Circuits

Worksheets - Fiber Optics

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

Design Project: LED Stroboscope

Worksheets - Fiber Optics

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

Voltage Divider

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Right Triangle Trigonometry

Textbook

  A right triangle is defined as having one angle precisely…

Parallel Batteries

Textbook

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

Other Diode Technologies

Textbook

Varicap or varactor diodes A variable capacitance diode is known as a…

Autotransformers

Worksheets - Fiber Optics

How much voltage is there between the following pairs of points in…

Component Failure Analysis (Continued)

Textbook

“I consider that I understand an equation when I can predict the…

Phase-Locked Loops

Worksheets - Fiber Optics

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

Decibel Measurements

Worksheets - Fiber Optics

During the early development of telephone technology, a unit was…

AC Waveforms

Worksheets - Fiber Optics

Radio waves are comprised of oscillating electric and magnetic fields,…

Series Resistor-Inductor Circuits

Textbook

In the previous section, we explored what would happen in simple…

Synchronous Condenser

Textbook

Synchronous motors load the power line with a leading power factor.…

Rectifying Diodes

Worksheets - Fiber Optics

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

Microstrip Max Current Calculator

Tools

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

Data Flow

Textbook

Buses and networks are designed to allow communication to occur…

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Practical Considerations - Capacitors

Textbook

Capacitors, like all electrical components, have limitations that must…

Counter Modulus

Textbook

Incomplete

Battery Construction

Textbook

The word battery simply means a group of similar components. In…

VSWR / Return Loss Calculator

Tools

A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…