Categories

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.

LED Sequencer

Textbook

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

Design Project: LED Stroboscope

Worksheets - LEDs

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

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…

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

Special-purpose Diodes

Textbook

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

Digital Display Circuits

Worksheets - LEDs

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

Thyristors

Worksheets - LEDs

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

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

AC Motor Theory

Worksheets - LEDs

Electromechanical watt-hour meters use an aluminum disk that is spun…

Series-Parallel DC Circuits

Worksheets - LEDs

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

Thyristor Application Circuits

Worksheets - LEDs

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

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.

AC phase

Worksheets - LEDs

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

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…

Special-purpose Diodes

Textbook

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

Rectifier Circuits

Worksheets - LEDs

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

Static Electricity

Worksheets - LEDs

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

Design Project: LED Stroboscope

Worksheets - LEDs

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

LED Sequencer

Textbook

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

Circuits and the Speed of Light

Textbook

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

Current Divider Circuits

Worksheets - LEDs

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

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…

Thyristors

Worksheets - LEDs

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

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 Red LED Flasher

Textbook

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

Simple Circuits

Worksheets - LEDs

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

Basic Circuit Troubleshooting

Worksheets - LEDs

Determine if the light bulb will de-energize for each of the following…

DC Motor Theory

Worksheets - LEDs

If the ends of a wire loop are attached to two half-circular metal…

Electromagnetism Experiment

Textbook

PARTS AND MATERIALS 6-volt battery Magnetic compass Small permanent…

Specific Resistance of Conductors

Worksheets - LEDs

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

Table (landscape view)

Textbook

Periodic table of chemical elements.

Contributors (2)

Textbook

Contributors to this chapter are listed in chronological order of…

Depletion-type IGFETs

Textbook

Insulated gate field-effect transistors are unipolar devices just like…

Fail-safe Design

Textbook

Logic circuits, whether comprised of electromechanical relays or…

DC Generator Theory

Worksheets - LEDs

Generators used in battery-charging systems must be regulated so as to…

Noninverting Amplifier

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

Conventional Transistor Overview and Special Transistors

Worksheets - LEDs

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

JFET Current Regulator

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

Bipolar Junction Transistors as Switches

Worksheets - LEDs

Solid-state switching circuits usually keep their constituent…

Digital Communication

Worksheets - LEDs

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

The D Latch

Textbook

Since the enable input on a gated S-R latch provides a way to latch…

Practical Considerations - Inductors

Textbook

Inductors, like all electrical components, have limitations which must…

Other Diode Technologies

Textbook

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

Component Failure Analysis (Continued)

Textbook

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

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

The Instrumentation Amplifier

Textbook

What Is an Instrumentation Amplifier? An instrumentation amplifier…