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Digital Display Circuits

Worksheets - LCDs

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…

Optoelectronic Devices

Worksheets - LCDs

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Programmable Logic Controllers (PLC)

Textbook

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

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 Flyback LED Flasher

Textbook

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

7-segment Display

Textbook

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

CMOS 555 Long Duration Blue 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…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Simple Combination Lock

Textbook

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

Digital Display Circuits

Worksheets - LCDs

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

Karnaugh Mapping

Worksheets - LCDs

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

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.

Special-purpose Diodes

Textbook

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

Design Project: LED Stroboscope

Worksheets - LCDs

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

LED Sequencer

Textbook

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

Contributors (15)

Textbook

Contributors to this chapter are listed in chronological order of…

A Very Simple Computer

Textbook

PARTS AND MATERIALS Three batteries, each one with a different voltage…

555 Timer Monostable Circuit Calculator

Tools

This calculator computes for the output pulse width of a 555 timer monostable circuit

The common-drain Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Specific Resistance of Conductors

Worksheets - LCDs

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

Capacitor Charge and Time Constant Calculator

Tools

This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

Correct use of Ohm’s Law

Textbook

Reminders When Using Ohm’s Law One of the most common mistakes…

Digital Ramp ADC

Textbook

Also known as the stairstep-ramp, or simply counter A/D converter,…

The Gated S-R Latch

Textbook

It is sometimes useful in logic circuits to have a multivibrator which…

Scientific Notation

Textbook

In many disciplines of science and engineering, very large and very…

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Design Project: Radio Transmitter

Worksheets - LCDs

Research the FCC (Federal Communication Commission) guidelines on…

Metric Notation

Textbook

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

NOR Gate S-R Latch

Textbook

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

Sources of Electricity

Worksheets - LCDs

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

Timer Circuits

Worksheets - LCDs

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

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Microstrip Wavelength Calculator

Tools

A tool designed to calculate the guided wavelength inside a microstrip.