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A more connected and convenient vehicle

In partnership with Texas Instruments

Our advancements in body electronics, infotainment and telematics technologies have made vehicles…

Analog Power and Signal Chain in Automotive Body Motor EEs

In partnership with Texas Instruments

Learn more about the end equipments power and signal chain components are part of in automotive body…

AC phase

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

Circuits and the Speed of Light

Textbook

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Design Project: LED Stroboscope

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

Current Divider Circuits

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

Thyristors

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

AC Motor Theory

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

Light-Pulse Switch

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

CMOS 555 Long Duration Blue 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…

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.

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN transistor—models…

Switches

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

Static Electricity

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

Digital Display Circuits

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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…

LED Sequencer

Textbook

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Simple Circuits

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

Rectifier Circuits

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

Superconductivity

Textbook

Conductors lose all of their electrical resistance when cooled to…

Rectifier/Filter Circuit

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Bridge rectifier pack…

Skin Depth Calculator

Tools

A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.

Safe Practices

Textbook

If at all possible, shut off the power to a circuit before performing…

Introduction to Karnaugh Mapping

Textbook

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…

7-segment Display

Textbook

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

Tank Circuit Resonance Calculator

Tools

This calculator computes the resonant frequency of a tank circuit

Elementary Circuits

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

Balanced Attenuator Calculator

Tools

This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Voltage Follower

Textbook

PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…

Basic Circuit Troubleshooting

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

Voltage and Current

Textbook

As was previously mentioned, we need more than just a continuous path…

Inductor Transient Response

Textbook

Inductors have the exact opposite characteristics of capacitors.…

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

Hyperbolic Functions

Textbook

Note: all angles (x) must be expressed in units of radians for these…

Simple Op-Amp

Textbook

PARTS AND MATERIALS Two 6-volt batteries Four NPN…

Negative Binary Numbers

Textbook

With addition being easily accomplished, we can perform the operation…

Simultaneous Equations for Circuit Analysis

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Solve this equation for the value of x: x 5 = 8 How many exact…

Four-Channel Audio Mixer

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A very common misconception students have about potentiometers is the…

Converting Truth Tables into Boolean Expressions

Textbook

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

Half-wave Rectifier

Textbook

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

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

Vacuum Tube Audio Amplifier

Textbook

PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

Networks and Busses

Textbook

This collection of wires that I keep referring to between the tank…

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

Differential Transistor Amplifiers

Worksheets - Lighting

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

What is Network Analysis?

Textbook

Generally speaking, network analysis is any structured technique used…

Network Topology

Textbook

If we want to connect two digital devices with a network, we would…

Contributors (5)

Textbook

Contributors to this chapter are listed in chronological order of…

Tubes versus Semiconductors

Textbook

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

Variable Inductor

Textbook

PARTS AND MATERIALS Paper tube, from a toilet-paper roll Bar of iron…

Convert MCD to Lumens

Tools

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

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Synchronous Counters

Textbook

What is a Synchronous Counter? A synchronous counter, in contrast to…

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

Flash ADC

Textbook

Also called the parallel A/D converter, this circuit is the simplest…

Negative Feedback

Textbook

If we connect the output of an op-amp to its inverting input and apply…

Calculating Power Factor

Textbook

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