Categories

Digital Communication

Worksheets - Antennas

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

BJT Quirks

Textbook

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

Signal Modulation

Worksheets - Antennas

A modern method of electrical power control involves inserting a…

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

Principles of Radio

Textbook

One of the more fascinating applications of electricity is in the…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Microstrip Patch Antenna Calculator

Tools

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

Friis Transmission Calculator

Tools

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

Maximum Power Transfer Theorem

Textbook

The Maximum Power Transfer Theorem is not so much a means of analysis…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Fundamentals of Radio Communication

Worksheets - Antennas

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

EIRP Calculator

Tools

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

Electrical Signal Types

Textbook

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

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Radar Maximum Range Calculator

Tools

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

Passive Filter Circuits

Worksheets - Antennas

In very simple, qualitative terms, rate the impedance of capacitors…

Waveguides

Textbook

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

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

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

Noise Figure and Noise Temperature Calculator

Tools

This calculator computes the noise figure and noise temperature in a system

Analog and Digital Signals

Textbook

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

Attenuators

Textbook

What is Attenuators? Attenuators are passive devices. It is…

Mixed-Frequency Signals

Worksheets - Antennas

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

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Digital Communication

Worksheets - Antennas

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

N-Way Power Divider Calculator

Tools

This calculator determines the total path loss provided by an RF n-way power splitter.

Electromagnetic Induction

Textbook

While Oersted’s surprising discovery of electromagnetism paved…

Square Wave Signals

Textbook

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

What is Network Analysis?

Textbook

Generally speaking, network analysis is any structured technique used…

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.

Other Diode Technologies

Textbook

Varicap or varactor diodes A variable capacitance diode is known as a…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Waveguide Calculator (Circular)

Tools

This tool calculates the cutoff frequency of a circular waveguide

Network Topology

Textbook

Point-to-Point Connecting two digital devices with a network, would…

Electric Fields and Capacitance

Textbook

Introduction Whenever an electric voltage exists between two separated…

Magnetic Fields and Inductance

Textbook

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

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Electrical Signal Types

Textbook

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

Simple Parallel Circuits

Textbook

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

Switch Types

Textbook

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

Active-mode Operation (BJT)

Textbook

When a transistor is in the fully-off state (like an open switch), it…

Resistors

Worksheets - Antennas

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

Ohm’s Law

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Contributors (9)

Textbook

Contributors to this chapter are listed in chronological order of…

DC Branch Current Analysis

Worksheets - Antennas

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

Basic identities

Textbook

Additive Identity a + 0 = a Multiplicative Identity 1a = a…

Passive Filter Circuits

Worksheets - Antennas

In very simple, qualitative terms, rate the impedance of capacitors…

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

Contributors (4)

Textbook

Contributors to this chapter are listed in chronological order of…

Ionization (gas-filled) Tubes

Textbook

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

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Introduction to Shift Registers

Textbook

Shift registers, like counters, are a form of sequential logic.…

Design Project: Arbitrary Waveform Generator

Worksheets - Antennas

What, exactly, is an arbitrary waveform generator, and for what…

Asymmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an asymmetric stripline

Measurements of AC Magnitude

Textbook

So far we know that AC voltage alternates in polarity and AC current…

PWM Power Controller

Textbook

PARTS AND MATERIALS Four 6 volt batteries One capacitor, 100 µF…

Table (portrait view)

Textbook

  Periodic table of chemical elements.

The Common-base Amplifier

Textbook

The final transistor amplifier configuration (Figure below) we need to…