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CMOS 555 Long Duration Flyback 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.

Thyristors

Worksheets - Automotive

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

Light-Pulse Switch

Worksheets - Automotive

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Rectifier Circuits

Worksheets - Automotive

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…

Switches

Worksheets - Automotive

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

Current Divider Circuits

Worksheets - Automotive

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

AC Motor Theory

Worksheets - Automotive

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

Static Electricity

Worksheets - Automotive

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

Special-purpose Diodes

Textbook

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

CMOS 555 Long Duration Blue 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…

Design Project: LED Stroboscope

Worksheets - Automotive

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

Series-Parallel DC Circuits

Worksheets - Automotive

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

Thyristor Application Circuits

Worksheets - Automotive

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

AC phase

Worksheets - Automotive

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

Digital Display Circuits

Worksheets - Automotive

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

PWM Power Controller

Textbook

PARTS AND MATERIALS Four 6 volt batteries One capacitor, 100 µF…

Building a Differential Amplifier

Textbook

Differential Op-Amp Circuits An op-amp with no feedback is already a…

Specific Resistance of Conductors

Worksheets - Automotive

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

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…

High-impedance Voltmeter

Textbook

PARTS AND MATERIALS Operational amplifier, model TL082 recommended…

Free Space Path Loss Calculator

Tools

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.

Mutual Inductance and Basic Operation

Textbook

Behaviors of Inductors wrapped around a Conductive Core Suppose we…

Design Project: Radio Transmitter

Worksheets - Automotive

Research the FCC (Federal Communication Commission) guidelines on…

Conductor Size

Textbook

It should be common-sense knowledge that liquids flow through…

Simple Combination Lock

Textbook

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

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Simple Series Circuits

Textbook

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

Insulated-gate Field-effect Transistors (MOSFET)

Textbook

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…

Inductor Sizing Equation

Textbook

The Inductance Formula     Wheeler’s formulas for…

Node Voltage Method

Textbook

The node voltage method of analysis solves for unknown voltages at…

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Automotive

As an electric current is passed through a coil of wire, it creates a…

Resistors

Worksheets - Automotive

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

Flip-Flop Circuits

Worksheets - Automotive

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

Conventional Transistor Overview and Special Transistors

Worksheets - Automotive

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

Resistance Calculator

Tools

This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.