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3D time-of-flight sensor theory of operation

In partnership with Texas Instruments

Explore the theory of operation behind 3D time of flight sensors.

Achieve Precise Measurement for Smoke Detector Designs

In partnership with Texas Instruments

This video provides an introduction to the internal components of typical smoke detectors.

Class B Audio Amplifier

Textbook

PARTS AND MATERIALS Four 6 volt batteries Dual operational amplifier,…

Design Project: Audio Power Amplifier

Worksheets - Audio

Explain how the microphone in your amplifier works. How, exactly, does…

Vacuum Tube Audio Amplifier

Textbook

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

Impedance Matching With Transformers

Worksheets - Audio

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

Resonance

Worksheets - Audio

The Q factor of a series inductive circuit is given by the following…

Biasing Techniques (BJT)

Textbook

In the common-emitter section of this chapter, we saw a SPICE analysis…

PC Oscilloscope

Textbook

PARTS AND MATERIALS IBM-compatible personal computer with sound card,…

Input and Output Coupling

Textbook

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

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Audio

When lightning strikes, nearby magnetic compass needles may be seen to…

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

Open-Loop OpAmp Circuits

Worksheets - Audio

Determine what the magnitude and polarity of the voltmeter’s…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Audio

(Template)

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Clipper and Clamper Circuits

Worksheets - Audio

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

Active Filters

Worksheets - Audio

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

Decibels

Textbook

The Bel is Used to Represent Gain In its simplest form, an…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Design Project: Audio Tone Control

Worksheets - Audio

Suppose you were installing a high-power stereo system in your car,…

Basic Troubleshooting Strategies

Worksheets - Audio

A chandelier has five light bulbs in it, and one of them is not…

Series-Parallel Combination AC Circuits

Worksheets - Audio

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

DC Transducers

Worksheets - Audio

Research and describe what the Hall effect is, and list some practical…

Resistors

Textbook

Because the relationship between voltage, current, and resistance in…

Positive Feedback OpAmp Circuits

Worksheets - Audio

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

Operational Amplifier Models

Textbook

While mention of operational amplifiers typically provokes visions of…

Microstrip Patch Antenna Calculator

Tools

This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.

Vol V. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Binary Math Circuits

Worksheets - Audio

Add the following binary numbers:

A Very Simple Circuit

Textbook

Parts and Materials 6-volt battery 6-volt incandescent lamp Jumper…

Polyphase Power Systems

Worksheets - Audio

Explain the difference between a balanced polyphase system and an…

Basic Gate Function

Textbook

Parts and Materials 4011 quad NAND gate (Radio Shack catalog #…

ElectroStatic Discharge

Textbook

Volume I chapter 1.1 discusses static electricity, and how it is…

Rectifier Circuits

Textbook

What is Rectification? Now we come to the most popular application of…

Make Your Own Multimeter

Textbook

PARTS AND MATERIALS Sensitive meter movement (Radio Shack catalog #…

Memory Devices

Worksheets - Audio

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

Coax Inductance Calculator

Tools

A calculator for computing the inductance of a coaxial cable.

Musical Keyboard as a Signal Generator

Textbook

PARTS AND MATERIALS Electronic “keyboard” (musical) “Mono”…

Polar Form and Rectangular Form Notation for Complex Numbers

Textbook

In order to work with complex numbers without drawing vectors, we…

Introduction to Mixed-Frequency AC Signals

Textbook

In our study of AC circuits thus far, we’ve explored circuits…

Combination Tubes

Textbook

Similar in thought to the idea of the integrated circuit, tube…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Miscellaneous Diode Applications

Worksheets - Audio

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

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Worksheets - Audio

Suppose a 12 volt lead-acid battery has an internal resistance of 20…

How to Use an Ammeter to Measure Current

Textbook

Parts and Materials   6-volt battery   6-volt incandescent…

Mesh Current Method and Analysis

Textbook

The Mesh-Current Method, also known as the Loop Current Method, is…

Wire-by-Number project kit introduction

Worksheets - Audio

Wire-by-Number project: simple voltage divider Description: Build a…

Design Project: Stepper Motor Driver

Worksheets - Audio

At first it may seem pointless to have the four buffer gates following…

What is a Series-Parallel Circuit?

Textbook

With simple series circuits, all components are connected end-to-end…

An Electric Pendulum

Textbook

Capacitors store energy in the form of an electric field, and…

Amplifier Impedances

Textbook

Input impedance varies considerably with the circuit configuration…

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

Impedance Transformation

Textbook

Standing waves at the resonant frequency points of an open- or…

Series Resistor-Capacitor Circuits

Textbook

In the last section, we learned what would happen in simple…

A Very Simple Circuit

Textbook

Parts and Materials 6-volt battery 6-volt incandescent lamp Jumper…

Clipper and Clamper Circuits

Worksheets - Audio

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

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Voltage Divider Calculator

Tools

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.

Feedback

Textbook

If some percentage of an amplifier’s output signal is connected…

PWM Power Controller

Textbook

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

Valence and Crystal Structure

Textbook

Valence: The electrons in the outermost shell, or valence shell, are…