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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.

Tubes versus Semiconductors

Textbook

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

Design Project: Audio Tone Control

Worksheets - Audio

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

555 Audio Oscillator

Textbook

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

Impedance Matching With Transformers

Worksheets - Audio

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

BJT Amplifier Troubleshooting

Worksheets - Audio

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

Attenuators

Textbook

What is Attenuators? Attenuators are passive devices. It is…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Audio

(Template)

Bipolar Transistor Biasing Circuits

Worksheets - Audio

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

Square Wave Signals

Textbook

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

AC Waveforms

Worksheets - Audio

Radio waves are comprised of oscillating electric and magnetic fields,…

Summer and Subtractor OpAmp Circuits

Worksheets - Audio

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

Phase-Locked Loops

Worksheets - Audio

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

Decibels

Textbook

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

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Audio

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

Decibel Measurements

Worksheets - Audio

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

Basic Troubleshooting Strategies

Worksheets - Audio

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

“Long’’ and “Short’’ Transmission Lines

Textbook

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

Waveform Analysis

Textbook

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

Design Project: Signal Generator

Worksheets - Audio

Explain the principle of operation for the particular integrated…

Inductors

Worksheets - Audio

∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…

Electromagnetic Induction Experiment

Textbook

PARTS AND MATERIALS Electromagnet from previous experiment Permanent…

The Unijunction Transistor (UJT)

Textbook

Unijunction transistor: Although a unijunction transistor is not a…

Millman’s Theorem

Worksheets - Audio

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

Multi-Stage Amplifier

Textbook

PARTS AND MATERIALS Three NPN transistors—model 2N2222 or 2N3403…

Asynchronous Counters

Textbook

In the previous section, we saw a circuit using one J-K flip-flop that…

Microcontroller Principles

Worksheets - Audio

Read the following quotation, and then research the term…

Series Resistor-Inductor Circuits

Textbook

In the previous section, we explored what would happen in simple…

Absolute dB scales

Textbook

Decibel as Absolute Unit of Power It is also possible to use the…

Transistor Ratings and Packages (IGFET)

Textbook

Conductors, Insulators, and Electron Flow

Textbook

The electrons of different types of atoms have different degrees of…

Common Antiderivatives

Textbook

 

L-Match Impedance Matching Circuits

Tools

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit

Peak to Peak Voltage Calculator (VP-P)

Tools

This calculator shows the peak-to-peak voltage (VP-P) value from the peak voltage, RMS voltage, or average voltage.

Half-wave Rectifier

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Clipper Circuits

Textbook

A circuit which removes the peak of a waveform is known as a clipper.…

Complex Number Arithmetic

Textbook

Since complex numbers are legitimate mathematical entities, just like…

Series Resistor-Capacitor Circuits

Textbook

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

AC Power

Worksheets - Audio

If a sinusoidal voltage is applied to an impedance with a phase angle…

Bandpass Filter Calculator

Tools

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

Active-mode Operation (BJT)

Textbook

When a transistor is in the fully-off state (like an open switch), it…

Ring Counters

Textbook

If the output of a shift register is fed back to the input. a ring…

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Audio

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

VSWR / Return Loss Calculator

Tools

A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line

Junction Diodes

Textbook

There was some historic crude, but usable were some historic crude,…

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

Decibels

Textbook

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

CMOS Logic Gates

Worksheets - Audio

Counting practice: count from zero to thirty-one in binary, octal, and…

Logarithms for Analog Circuits

Worksheets - Audio

The concept of a mathematical power is familiar to most students of…

Logic Simplification With Karnaugh Maps

Textbook

The logic simplification examples that we have done so far could have…

Microstrip Patch Antenna Calculator

Tools

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

Complex Number Arithmetic

Textbook

Since complex numbers are legitimate mathematical entities, just like…

Analysis Options

Textbook

AC ANALYSIS: General form: .ac [curve] [points] [start] [final]…

Historical, Nonmechanical Memory Technologies

Textbook

Perhaps the most ingenious technique was that of the delay line. A…

Harmonics in Polyphase Power Systems

Textbook

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

Multiple-input Gates

Textbook

The Use of Logic Gate Inverters and buffers exhaust the possibilities…

Enhancement-type IGFETs

Textbook

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…