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Current Divider Circuits

Worksheets - Industrial

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

Series LED Resistor Calculator

Tools

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

Thyristors

Worksheets - Industrial

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

555 Lab - Blue LED Flasher With Voltage Doubler

Textbook

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.

DC Lab - Parallel Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.

Circuits and the Speed of Light

Textbook

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

Thyristor Application Circuits

Worksheets - Industrial

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

Series-Parallel DC Circuits

Worksheets - Industrial

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

AC phase

Worksheets - Industrial

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

Si Lab - Light Sensor (LED Photodetector)

Textbook

In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.

555 Lab - Red LED Flasher

Textbook

In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.

555 Lab - Advanced Red LED Flasher

Textbook

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.

Design Project: LED Stroboscope

Worksheets - Industrial

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

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

Convert MCD to Lumens

Tools

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

AC Motor Theory

Worksheets - Industrial

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

Special-purpose Diodes

Textbook

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

Switches

Worksheets - Industrial

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

Simple Circuits

Worksheets - Industrial

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

Static Electricity

Worksheets - Industrial

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

Electrical Noise and Interference

Worksheets - Industrial

Define what noise means, in the electrical sense of the word. How does…

Radicals

Textbook

Definition of a Radical Given the expression where “x” is…

DC Metrology

Worksheets - Industrial

Define the following metrological terms: • Uncertainty • Accuracy…

Potentiometers

Worksheets - Industrial

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

DC Lab - Potentiometric Voltmeter

Textbook

In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.

Mutual Inductance and Basic Operation

Textbook

Behaviors of Inductors wrapped around a Conductive Core Suppose we…

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Industrial

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

Karnaugh Maps, Truth Tables, and Boolean Expressions

Textbook

Who Developed the Karnaugh Map? Maurice Karnaugh, a…

Delta and Wye 3-Phase Circuits

Worksheets - Industrial

Label where each of the following electrical quantities would be found…

Combination Tubes

Textbook

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

The “Operational” Amplifier

Textbook

Long before the advent of digital electronic technology, computers…

Ohm’s Law (again!)

Textbook

A common phrase heard in reference to electrical safety goes something…

Scientific Notation

Textbook

In many disciplines of science and engineering, very large and very…

Divided Feedback

Textbook

If we add a voltage divider to the negative feedback wiring so that…

Special-output Gates

Textbook

Complementary Output Gates It is sometimes desirable to have a logic…

Practical Considerations - Inductors

Textbook

Inductors, like all electrical components, have limitations which must…

Intro Lab - Nonlinear Resistance

Textbook

In this hands-on electronics experiment, you will compare the resistance of a lamp filament in its on and off states and learn about nonlinear resistances by applying Ohm's law.

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Contact “Bounce”

Textbook

When a switch is actuated and contacts touch one another under the…

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.