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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.

Sensitive Voltage Detector

Textbook

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

Multiplexers and Demultiplexers

Worksheets - Audio

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

Resonance

Worksheets - Audio

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

Open-Loop OpAmp Circuits

Worksheets - Audio

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

Tubes versus Semiconductors

Textbook

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

Decibel Measurements

Worksheets - Audio

During the early development of telephone technology, a unit was…

555 Audio Oscillator

Textbook

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

Fundamentals of Radio Communication

Worksheets - Audio

What does the acronym RF stand form, in reference to radio-related…

Design Project: Sensitive Microphone Amplifier

Worksheets - Audio

Identify which direction each potentiometer wiper must move in this…

Clipper and Clamper Circuits

Worksheets - Audio

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

Sound Cancellation

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Two audio speakers…

Series and Parallel AC Circuits

Worksheets - Audio

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

BJT Amplifier Troubleshooting

Worksheets - Audio

As an instructor of electronics, I am called upon frequently to help…

Phase-Locked Loops

Worksheets - Audio

This is a schematic for a simple VCO: The oscillator is of the RC…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Audio

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

Basic Troubleshooting Strategies

Worksheets - Audio

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

Square Wave Signals

Textbook

It has been found that any repeating, non-sinusoidal waveform can be…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Four-Channel Audio Mixer

Worksheets - Audio

A very common misconception students have about potentiometers is the…

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Emergency Response

Textbook

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

Introduction to Electron Tubes

Textbook

An often neglected area of study in modern electronics is that of…

Special-purpose Diodes

Textbook

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

Low-pass Filters

Textbook

By definition, a low-pass filter is a circuit offering easy passage to…

Temperature Coefficient of Resistance

Worksheets - Audio

It is a common phenomenon for the electrical resistance of a substance…

Noninverting Amplifier

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

Other Diode Technologies

Textbook

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

Elementary Amplifier Theory

Worksheets - Audio

Fundamentally, an amplifier is a device that takes in a low-power…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Kirchhoff’s Voltage Law (KVL)

Textbook

What is Kirchhoff’s Voltage Law (KVL)? The principle known as…

Millman’s Theorem

Worksheets - Audio

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

Full-wave Center-tap Rectifier

Textbook

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

Complex Voltage and Current Calculations

Textbook

There are circumstances when you may need to analyze a DC reactive…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

DC Generator Theory

Worksheets - Audio

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

Elementary Circuits

Worksheets - Audio

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

Harmonics in Polyphase Power Systems

Textbook

In the chapter on mixed-frequency signals, we explored the concept of…

Asynchronous Flip-Flop Inputs

Textbook

The normal data inputs to a flip flop (D, S and R, or J and K) are…

SPICE Models

Textbook

The SPICE circuit simulation program provides for modeling diodes in…

Building a Differential Amplifier

Textbook

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

555 Monostable Multivibrator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Non-right Triangle Trigonometry

Textbook

The Law of Sines (for any triangle) The Law of Cosines (for any…

Capacitor Quirks

Textbook

As with inductors, the ideal capacitor is a purely reactive device,…

Larger 4-variable Karnaugh Maps

Textbook

Knowing how to generate Gray code should allow us to build larger…

Common Antiderivatives

Textbook

 

Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for an inverting op-amp.

Series and Parallel Component Equivalent Values

Textbook

Series and Parallel Resistances     Series and Parallel…

Thyristor Application Circuits

Worksheets - Audio

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

EIRP Calculator

Tools

A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna

Skin Depth Calculator

Tools

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

Diodes

Textbook

A diode is an electronics component made from a combination of a…

555 Hysteretic Oscillator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Read-Only Memory (ROM)

Textbook

Read-only memory (ROM) is similar in design to static or dynamic RAM…

Multiplexers and Demultiplexers

Worksheets - Audio

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

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

“Long’’ and “Short’’ Transmission Lines

Textbook

In DC and low-frequency AC circuits, the characteristic impedance of…

Arithmetic Properties

Textbook

Associative Property In addition and multiplication, terms may be…

Inductor Commutating Circuits

Textbook

A popular use of diodes is for the mitigation of inductive…

Class B Audio Amplifier

Textbook

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