Categories

How High-Voltage Isolation Technology Works – Capacitive Structure

In partnership with Texas Instruments

Want to understand how high-voltage isolation technology works? Watch and learn about TI's…

How High-Voltage Isolation Technology Works –Reliability Testing

In partnership with Texas Instruments

Want to understand how high-voltage isolation technology works? Watch and learn about reliability…

Introduction to Digital Communication

Textbook

In the design of large and complex digital systems, it is often…

Digital Communication

Worksheets - Transceivers

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

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Band-stop Filters

Textbook

How to Create a Band-stop Filter? Also called band-elimination,…

High-pass Filters

Textbook

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

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

T-Pad Attenuator Calculator

Tools

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

Electrical Noise and Interference

Worksheets - Transceivers

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

Polar Form and Rectangular Form Notation for Complex Numbers

Textbook

In order to work with complex numbers without drawing vectors, we…

Fundamentals of Radio Communication

Worksheets - Transceivers

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

Impedance Matching With Transformers

Worksheets - Transceivers

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

Introduction to Mixed-Frequency AC Signals

Textbook

In our study of AC circuits thus far, we’ve explored circuits…

VSWR / Return Loss Calculator

Tools

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

Characteristic Impedance

Textbook

The Parallel Wires of Infinite Length Suppose, though, that we had a…

Design Project: Pulse-Width Modulation (PWM) Signal Generator

Worksheets - Transceivers

What shape of voltage waveform would you expect to measure (using an…

Waveguides

Textbook

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

Microstrip Patch Antenna Calculator

Tools

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

Voltage and Current Calculations

Textbook

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

Mutual Inductance

Worksheets - Transceivers

When an electric current is passed through a coil of wire, what…

Permanent Magnets

Textbook

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

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Q Factor and Bandwidth of a Resonant Circuit

Textbook

The Q, or quality, factor of a resonant circuit is a measure of the…

Microstrip Inductance Calculator

Tools

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

Microwave Tubes

Textbook

For extremely high-frequency applications (above 1 GHz), the…

Arc Flash and Arc Blast

Worksheets - Transceivers

Electromechanical relays used to start and stop high-power electric…

BJT Quirks

Textbook

An ideal transistor would show 0% distortion in amplifying a signal.…

Absolute dB scales

Textbook

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

What is a Series-Parallel Circuit?

Textbook

With simple series circuits, all components are connected end-to-end…

Divided Feedback

Textbook

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

Gate Universality

Textbook

NAND and NOR gates possess a special property: they are universal.…

Trigonometry for AC Circuits

Worksheets - Transceivers

Identify which trigonometric functions (sine, cosine, or tangent) are…

Impedance Matching With Transformers

Worksheets - Transceivers

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

Convert MCD to Lumens

Tools

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

Introduction to Boolean Algebra

Textbook

Mathematical rules are based on the defining limits we place on the…

RF Power Conversion Calculator

Tools

A tool designed to convert RF power from watts to decibels and vice versa

Atomic Structure

Worksheets - Transceivers

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

Input and Output Coupling

Textbook

To overcome the challenge of creating necessary DC bias voltage for an…

The Common-gate Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Clipper Circuits

Textbook

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

Multiple-input Gates

Textbook

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

Stepper Motors

Worksheets - Transceivers

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

Conductor Ampacity

Textbook

The smaller the cross-sectional area of any given wire, the greater…

DC Bridge Circuits

Worksheets - Transceivers

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