Categories

Special-purpose Diodes

Textbook

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

Digital Display Circuits

Worksheets - LCDs

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

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

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…

Simple Combination Lock

Textbook

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

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Karnaugh Mapping

Worksheets - LCDs

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

Design Project: LED Stroboscope

Worksheets - LCDs

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

Digital Display Circuits

Worksheets - LCDs

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

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…

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Display Tubes

Textbook

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

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.

Convert MCD to Lumens

Tools

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

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

LED Sequencer

Textbook

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

Optoelectronic Devices

Worksheets - LCDs

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

Special-purpose Diodes

Textbook

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

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

AC Network Analysis

Worksheets - LCDs

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

Series and Parallel Inductors

Textbook

When inductors are connected in series, the total inductance is the…

Build a Transformer

Textbook

PARTS AND MATERIALS Steel flat bar, 4 pieces Miscellaneous bolts,…

Inductors

Textbook

An inductor is a passive two-terminal electrical component that…

Band Theory of Solids

Textbook

Quantum physics describes the states of electrons in an atom according…

Voltage Comparator

Textbook

Parts and Materials Operational amplifier, model 1458 or 353…

DC Motor Control Circuits

Worksheets - LCDs

How is it possible to electrically measure the torque output by a…

Introduction to Karnaugh Mapping

Textbook

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…

Resistance

Textbook

The circuit in the previous section is not a very practical one. In…

JFET Amplifiers

Worksheets - LCDs

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

Early Tube History

Textbook

Thomas Edison, that prolific American inventor, is often credited with…

Lock-out / Tag-out

Worksheets - LCDs

In this motor control circuit, how would you ensure that there is no…

Fundamentals of Radio Communication

Worksheets - LCDs

What does the acronym RF stand form, in reference to radio-related…

What is the Difference Between Series and Parallel Circuits?

Textbook

Circuits consisting of just one battery and one load resistance are…

What is a Meter?

Textbook

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

Boolean Algebraic Identities

Textbook

In mathematics, an identity is a statement true for all possible…

Power Dissipation

Textbook

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

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…