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Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Thyristor Application Circuits

Worksheets - Residential

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

Circuits and the Speed of Light

Textbook

Suppose we had a simple one-battery, one-lamp circuit controlled by a…

AC phase

Worksheets - Residential

If we were to express the series-connected DC voltages as phasors…

Static Electricity

Worksheets - Residential

What does it mean for an object to have an electric charge? Give an…

Light-Pulse Switch

Worksheets - Residential

It is fairly important to use large value resistors (10 MΩ works…

Design Project: LED Stroboscope

Worksheets - Residential

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

Digital Display Circuits

Worksheets - Residential

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

CMOS 555 Long Duration 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…

Current Divider Circuits

Worksheets - Residential

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

Simple Circuits

Worksheets - Residential

Shown here is the schematic symbol for a resistor: What is the purpose…

Special-purpose Diodes

Textbook

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

Switches

Worksheets - Residential

What is the purpose of the switch shown in this schematic diagram?

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.

Convert MCD to Lumens

Tools

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

Rectifier Circuits

Worksheets - Residential

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

555 Ramp Generator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 470 µF…

Basic Voltmeter Use

Worksheets - Residential

What will this voltmeter register when connected to a battery as shown…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Active Filters

Worksheets - Residential

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

Simple Circuits

Worksheets - Residential

Shown here is the schematic symbol for a resistor: What is the purpose…

Decibels Equations

Textbook

  RELATED WORKSHEETS: Decibel Measurements Worksheet

Series-Parallel DC Circuits

Worksheets - Residential

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

Converting Truth Tables into Boolean Expressions

Textbook

In designing digital circuits, the designer often begins with a truth…

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

Input and Output Coupling

Textbook

To overcome the challenge of creating necessary DC bias voltage for an…

Electrons and “holes’’

Textbook

Pure semiconductors are relatively good insulators as compared with…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Harmonic Phase Sequences

Textbook

In the last section, we saw how the 3rd harmonic and all of its…

Inductors

Textbook

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

Simple Series Circuits

Textbook

On this page, we’ll outline the three principles you should…

Calculating Power Factor

Textbook

As was mentioned before, the angle of this “power…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Tubes versus Semiconductors

Textbook

Devoting a whole chapter in a modern electronics text to the design…

Conventional Transistor Overview and Special Transistors

Worksheets - Residential

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

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…