Latest Optical Sensors Education

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Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Pressure Unit Conversion Calculator

Tools

This calculator will convert pressure values to ten different standard units for pressure.

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Voltmeter Impact on Measured Circuit

Textbook

Every meter impacts the circuit it is measuring to some extent, just…

Switches, Process Actuated

Textbook

It is very important to keep in mind that the “normal”…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

Building a Differential Amplifier

Textbook

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

Si Lab - JFET Switching Circuit and Static Electricity Sensor

Textbook

In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

DC Lab - 4-wire Resistance Measurement

Textbook

In this hands-on electronics experiment, you will perform a 4-wire Kelvin resistance measurement and learn how to accurately measure resistance.

Voltage Divider Calculator

Tools

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

DC Lab - Sensitive Voltage Detector With Audio Output

Textbook

In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

Look-up Tables

Textbook

Having learned about digital memory devices in the last chapter, we…

AC Lab - Sensing AC Magnetic Fields

Textbook

In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.

Lorentz Force Calculator

Tools

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

Wheatstone Bridge Calculator

Tools

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

DC Lab - Thermoelectricity

Textbook

In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.

Static Electricity

Worksheets - Optical Sensors

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

Peak Voltage Calculator

Tools

The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.

Numbers and Symbols

Textbook

The expression of numerical quantities is something we tend to take…

Permeability and Saturation

Textbook

The nonlinearity of material permeability may be graphed for better…

Intro Lab - Resistor Power Dissipation

Textbook

In this hands-on electronics experiment, you will examine the heat generated by resistors and maybe even make one smoke! Also, learn to calculate power dissipation using Joule's law and resistor power ratings.

Important Constants

Textbook

Euler’s Number Euler’s constant is an important value for…

Band Theory of Solids

Textbook

Quantum physics describes the states of electrons in an atom according…

Basic Troubleshooting Strategies

Worksheets - Optical Sensors

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

Electric Shock

Worksheets - Optical Sensors

It is sometimes said regarding electrical safety that, Ït’s not the…

Digital Codes

Worksheets - Optical Sensors

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

Introduction to Complex Numbers

Textbook

If I needed to describe the distance between two cities, I could…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Superconducting Devices

Textbook

Superconducting devices, though not widely used, have some unique…

Finite-state Machine

Textbook

Feedback is a fascinating engineering principle. It can turn a rather…

Hysteresis

Textbook

Thyristors are a class of semiconductor components exhibiting…

Practical Considerations - Batteries

Textbook

When connecting batteries together to form larger “banks”…

The R/2R DAC (Digital-to-Analog Converter)

Textbook

The R/2R DAC circuit is an alternative to the binary-weighted-input…

Four-Channel Audio Mixer

Worksheets - Optical Sensors

A very common misconception students have about potentiometers is the…

Phase Rotation

Textbook

Three-Phase Alternator Let’s take the three-phase alternator…

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…