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Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Current Divider Circuits

Worksheets - Light Sensors

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…

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 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.

Circuits and the Speed of Light

Textbook

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

Simple Circuits

Worksheets - Light Sensors

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

Static Electricity

Worksheets - Light Sensors

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

Thyristor Application Circuits

Worksheets - Light Sensors

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

Series-Parallel DC Circuits

Worksheets - Light Sensors

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

LED Sequencer

Textbook

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

Rectifier Circuits

Worksheets - Light Sensors

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

AC phase

Worksheets - Light Sensors

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

Switches

Worksheets - Light Sensors

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

Thyristors

Worksheets - Light Sensors

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Light-Pulse Switch

Worksheets - Light Sensors

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

Special-purpose Diodes

Textbook

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

Design Project: LED Stroboscope

Worksheets - Light Sensors

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

AC Capacitor Circuits

Textbook

Capacitors Vs. Resistors Capacitors do not behave the same as…

Design Project: AC-DC Power Supply

Worksheets - Light Sensors

Safety is very important when designing and/or building a device…

Edge Coupled Stripline Impedance Calculator

Tools

A calculator for computing the impedance of an edge coupled stripline.

Millman’s Theorem

Textbook

In Millman’s Theorem, the circuit is re-drawn as a parallel…

Sensitive Audio Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio…

Wattmeter Design

Textbook

Power in an electric circuit is the product (multiplication) of…

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Light Sensors

∫f(x) dx Calculus alert! Electronic power conversion circuits known…

The Common-gate Amplifier (IGFET)

Textbook

Stripline Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline

Op-Amp Voltage and Gain Calculator

Tools

A calculator for computing the gain and output voltage of an operational amplifier

Elementary Circuits

Worksheets - Light Sensors

In the simplest terms you can think of, define what an electrical…

Introduction to Digital-Analog Conversion

Textbook

Connecting digital circuitry to sensor devices is simple if the sensor…

Phasing

Textbook

Since transformers are essentially AC devices, we need to be aware of…

Full-wave Center-tap Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…

Rheostat Range Limiting

Textbook

PARTS AND MATERIALS Several 10 kΩ resistors One 10 kΩ…

Contributors (1)

Textbook

Contributors to this chapter are listed in chronological order of…

Three-phase Transformer Circuits

Textbook

Since three-phase is used so often for power distribution systems, it…

Introduction to Diodes And Rectifiers

Textbook

All About Diodes A diode is an electrical device allowing current to…

What is Network Analysis?

Textbook

Generally speaking, network analysis is any structured technique used…

Other Diode Technologies

Textbook

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