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Speed Distance Time Calculator

Tools

This calculator will solve for either distance, time, or speed given two of the three parameters.

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Insulator Breakdown Voltage

Textbook

The atoms in insulating materials have very tightly-bound electrons,…

Rules for Antiderivatives

Textbook

Constant Rule     Rule of Sums     Rule of…

Safety Grounding

Worksheets - Connectors

In simple AC power systems, one of the two conductors is typically…

A 50-Ohm Cable?

Textbook

Early in my explorations of electricity, I came across a length of…

Wire Types and Sizes

Worksheets - Connectors

Most electrical wire is covered in a rubber or plastic coating called…

AC Lab - Automotive Alternator as AC Generator

Textbook

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.

Switch Types

Textbook

Though it may seem strange to cover the elementary topic of electrical…

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

Three-phase Y and Delta Configurations

Textbook

Three-phase Wye(Y) Connection Initially, we explored the idea of…

Wiring Color Codes

Textbook

Wiring for AC and DC power distribution branch circuits are color…

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

Contact “Bounce”

Textbook

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

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

The Antiderivative (Indefinite Integral)

Textbook

  Notice something important here: taking the derivative of f(x)…

Rules for Derivatives

Textbook

Constant rule Rule of sums Rule of differences Product rule Quotient…

Derivative of a Constant

Textbook

    (“c” being a constant)   RELATED…

Wire Self Inductance Calculator

Tools

This calculator will help compute the inductance of a length of wire.

Diode Switching Circuits

Textbook

Diodes can perform switching and digital logic operations. Forward and…

AC Resistor Circuits (Capacitive)

Textbook

Pure resistive AC circuit: voltage and current are in phase.  …

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

Waveguide Calculator (Circular)

Tools

This tool calculates the cutoff frequency of a circular waveguide

Fundamentals of Radio Communication

Worksheets - Connectors

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

Metric Prefixes and Unit Conversions

Textbook

Metric Prefixes   Yotta = 1024 Symbol: Y Zetta = 1021 Symbol: Z…

Design Project: Voltmeter

Worksheets - Connectors

The most important component of your voltmeter will be the…

Three-phase Power Systems

Textbook

What is Split-Phase Power Systems? Split-phase power systems achieve…

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Quantum Devices

Textbook

Most integrated circuits are digital, based on MOS (CMOS) transistors.…

Radar Maximum Range Calculator

Tools

This tool is designed to calculate the maximum distance (range) that a radar can detect

Encoder

Textbook

What is an Encoder? An encoder is a circuit that changes a set of…

Transistor Ratings and Packages (JFET)

Textbook

Series and Parallel Capacitors

Textbook

When capacitors are connected in series, the total capacitance is…

Solving Unbalanced Wheatstone Bridge Circuits Via Mesh Current Method

Textbook

An unbalanced Wheatstone bridge cannot be solved using simple series…

Simulating JFET Circuits Using LTspice

Textbook

Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.

Design Project: Sensitive Audio Detector

Worksheets - Connectors

The choice of step-down transformers to use in a project such as this…

Ideal Diode Current and Voltage Calculator

Tools

This calculator solves for any single missing value in the ideal diode I-V equation for a forward-biased PN-junction diode. Parameters are current, saturation current, voltage, temperature, and ideality factor.

Why digital?

Textbook

Although many textbooks provide good introductions to digital memory…

Design Project: Signal Generator

Worksheets - Connectors

Explain the principle of operation for the particular integrated…

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.

Encoders and Decoders

Worksheets - Connectors

What does it mean, in general terms, to encode something? Conversely,…

Capacitor Charge and Time Constant Calculator

Tools

This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.

Si Lab - Full-wave Bridge Rectifier With Output Filtering

Textbook

In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.

Millman’s Theorem Revisited

Textbook

You may have wondered where we got that strange equation for the…

Systems of Numeration

Textbook

Roman Numerals The Romans devised a system that was a substantial…

Boolean Relationships on Venn Diagrams

Textbook

The fourth example has A partially overlapping B. Though, we will…

Inductance, Reactance, and Admittance Calculator

Tools

This calculator gives the reactance and admittance of an inductor or the inductance given the reactance of an inductor

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Mixed-Frequency Signals

Worksheets - Connectors

What is a harmonic frequency? If an oscillator circuit outputs a…

Power Conversion Circuits

Worksheets - Connectors

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

Specific Troubleshooting Techniques

Textbook

After applying some of the general troubleshooting tips to narrow the…

Voltmeter Impact on Measured Circuit

Textbook

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

Digital Lab - S-R Latch With Enable Input using NAND Gates

Textbook

In this hands-on electronics experiment, you will build an S-R latch with an enabled input using four NAND gates and learn more about digital circuit functionality.

Wiring Color Codes

Textbook

Wiring for AC and DC power distribution branch circuits are color…

Microstrip Inductance Calculator

Tools

This calculator computes the inductance of a microstrip etched on a PCB.

Trace Resistance Calculator

Tools

This calculator determines the resistance of a microstrip trace

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Safe Meter Usage

Textbook

Using an electrical meter safely and efficiently is perhaps the most…

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.