Categories

Optoelectronic Devices

Worksheets - LEDs

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

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…

Digital Display Circuits

Worksheets - LEDs

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…

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…

7-segment Display

Textbook

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

Karnaugh Mapping

Worksheets - LEDs

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

Simple Combination Lock

Textbook

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

Convert MCD to Lumens

Tools

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Optoelectronic Devices

Worksheets - LEDs

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

Programmable Logic Controllers (PLC)

Textbook

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

Design Project: LED Stroboscope

Worksheets - LEDs

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

Display Tubes

Textbook

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

Digital Display Circuits

Worksheets - LEDs

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

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…

CMOS 555 Long Duration Red LED Flasher

Textbook

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

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…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Venn Diagrams and Sets

Textbook

Mathematicians use Venn diagrams to show the logical relationships of…

The S-R Latch

Textbook

A bistable multivibrator has two stable states, as indicated by the…

Karnaugh Maps, Truth Tables, and Boolean Expressions

Textbook

Who Developed the Karnaugh Map? Maurice Karnaugh, a…

Resistor Color Code Calculator and Chart (4-band, 5-band or 6-band)

Tools

A handy tool for reading resistor color code values

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Contributors (2)

Textbook

Contributors to this chapter are listed in chronological order of…

Programmable Logic Technology

Worksheets - LEDs

Define the following acronyms as they apply to digital logic circuits:…

General Troubleshooting Tips

Textbook

When first approaching a failed or otherwise misbehaving system, the…

Introduction to Combinational Logic Functions

Textbook

The term “combinational” comes to us from mathematics. In…

Bit Grouping

Textbook

The singular reason for learning and using the binary numeration…

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…

Asynchronous Flip-Flop Inputs

Textbook

The normal data inputs to a flip flop (D, S and R, or J and K) are…

Zener Diodes

Worksheets - LEDs

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

Conventional Transistor Overview and Special Transistors

Worksheets - LEDs

A microcontroller is a specialized type of digital computer used to…

Signal Coupling

Textbook

PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…

Contributors (16)

Textbook

Contributors to this chapter are listed in chronological order of…

Pi-Match Impedance Matching Calculator

Tools

This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

Wire Microstrip Impedance Calculator

Tools

A helpful tool for calculating the impedance of a wire microstrip.

Oscilloscope Trigger Controls

Worksheets - LEDs

A very useful tool for observing rotating objects is a strobe light.…