Categories

What is Network Analysis?

Textbook

Generally speaking, network analysis is any structured technique used…

Review of R, X, and Z (Resistance, Reactance and Impedance)

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Waveguides

Textbook

A waveguide is a special form of transmission line consisting of a…

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Radar Maximum Range Calculator

Tools

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

VSWR / Return Loss Calculator

Tools

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

Data Flow

Textbook

Buses and networks are designed to allow communication to occur…

High-pass Filters

Textbook

A high-pass filter’s task is just the opposite of a low-pass…

Electric Fields and Capacitance

Textbook

Introduction Whenever an electric voltage exists between two separated…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Voltage and Current Calculations

Textbook

There’s a sure way to calculate any of the values in a reactive…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Power Added Efficiency Calculator

Tools

A calculator designed to compute the power-added efficiency (PAE) of an amplifier

Skin Depth Calculator

Tools

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

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Magnetic Fields and Inductance

Textbook

Whenever electrons flow through a conductor, a magnetic field will…

Susceptance and Admittance

Textbook

What is Conductance? In the study of DC circuits, the student of…

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

EIRP Calculator

Tools

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

Critical Temperatures for Superconductors

Textbook

Critical temperatures given in Kelvins Material Element/Alloy Critical…

Performance-Based Assessments for Basic Electricity Competencies

Worksheets - Wireless/RF

(Template)

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Waveguide Calculator (Rectangular)

Tools

This tool calculates the cutoff frequency of a rectangular waveguide

Simple Series Circuits

Textbook

On this page, we’ll outline the three principles you should…

Factoring Equivalencies

Textbook

Factoring Identities :   a2 - b2 = (a + b) (a - b) a2 + 2ab + b2…

Conventional Versus Electron Flow

Textbook

“The nice thing about standards is that there are so many of…

Three-phase Y and Delta Configurations

Textbook

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

Autotransformers

Worksheets - Wireless/RF

How much voltage is there between the following pairs of points in…

Atomic Structure

Worksheets - Wireless/RF

Shown here is a simplified representation of an atom: the smallest…

NOR Gate S-R Latch

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Radicals

Textbook

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

Permeability and Saturation

Textbook

The nonlinearity of material permeability may be graphed for better…

Emergency Response

Textbook

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

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Sources of Electricity

Worksheets - Wireless/RF

What is the difference between DC and AC electricity? Identify some…

Bridged-Tee Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.

Design Project: DC Motor

Worksheets - Wireless/RF

The armature windings of your DC motor will have very low resistance.…

Fuses

Textbook

Normally, the ampacity rating of a conductor is a circuit design…

Square Wave Signals

Textbook

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

Insulator Breakdown Voltage

Textbook

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

Magnetic Units of Measurement

Textbook

If the burden of two systems of measurement for common quantities…

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

Temperature Coefficients of Resistance Table

Textbook

Temperature coefficient (α) per degree C: Material Element/Alloy…

Power Added Efficiency Calculator

Tools

A calculator designed to compute the power-added efficiency (PAE) of an amplifier

Digital Signals and Gates

Textbook

While the binary numeration system is an interesting mathematical…

Wire Types and Sizes

Worksheets - Wireless/RF

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

Bipolar Junction Transistor (BJT) theory

Worksheets - Wireless/RF

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

Voltage Follower

Textbook

PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…

Trace Resistance Calculator

Tools

This calculator determines the resistance of a microstrip trace

Friis Transmission Calculator

Tools

This calculator computes the power received by an antenna using Friis formula

Rectifier Circuits

Worksheets - Wireless/RF

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

Design Project: Radio Transmitter

Worksheets - Wireless/RF

Research the FCC (Federal Communication Commission) guidelines on…

Divided Feedback

Textbook

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

Critical Temperatures for Superconductors

Textbook

Critical temperatures given in Kelvins Material Element/Alloy Critical…

Ring Counters

Textbook

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

555 Hysteretic Oscillator

Textbook

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

Kirchhoff’s Current Law (KCL)

Textbook

What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…

Waveguide Calculator (Circular)

Tools

This tool calculates the cutoff frequency of a circular waveguide

Analog-to-Digital Conversion

Worksheets - Wireless/RF

The circuit shown here is a four-bit analog-to-digital converter…