Categories

Mixed-Frequency Signals

Worksheets - Transceivers

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

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Signal Modulation

Worksheets - Transceivers

A modern method of electrical power control involves inserting a…

Digital Communication

Worksheets - Transceivers

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

Networks and Busses

Textbook

The wires between the tank and the monitoring location is  called…

Optical Data Communication

Textbook

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

Electrical Signal Types

Textbook

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

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Radar Maximum Range Calculator

Tools

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

Pulse Width Modulation

Textbook

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

Design Project: Radio Transmitter

Worksheets - Transceivers

Research the FCC (Federal Communication Commission) guidelines on…

BJT Quirks

Textbook

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

AC Instrumentation Transducers

Textbook

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

Phase-Locked Loops

Worksheets - Transceivers

This is a schematic for a simple VCO: The oscillator is of the RC…

Introduction to Digital Communication

Textbook

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

Passive Filter Circuits

Worksheets - Transceivers

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

Attenuators

Textbook

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

Three-phase Transformer Circuits

Textbook

Since three-phase is used so often for power distribution systems, it…

Coax Impedance Calculator

Tools

A helpful tool for calculating the impedance of a coaxial cable.

Radar Maximum Range Calculator

Tools

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

Susceptance and Admittance

Textbook

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

BJT Quirks

Textbook

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

Square Wave Signals

Textbook

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

Fundamentals of Radio Communication

Worksheets - Transceivers

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

Digital Communication

Worksheets - Transceivers

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

Link Budget Calculator

Tools

A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.

Magnetic Fields and Inductance

Textbook

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

Maximum Power Transfer Theorem

Textbook

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

AC Waveforms

Textbook

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

Parallel Wire Inductance Calculator

Tools

This tool is designed to calculate the inductance of two parallel wires

VSWR / Return Loss Calculator

Tools

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

Electric Shock

Worksheets - Transceivers

It is sometimes said regarding electrical safety that, Ït’s not the…

Polar Form and Rectangular Form Notation for Complex Numbers

Textbook

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

Network Topology

Textbook

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

N-Way Power Divider Calculator

Tools

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

Magnetic Units of Measurement

Textbook

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

Decimal versus Binary Numeration

Textbook

Let’s count from zero to twenty using four different kinds of…

Inductor Quirks

Textbook

In an ideal case, an inductor acts as a purely reactive device. That…

Selsyn (Synchro) Motors

Textbook

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

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Ohm’s Law

Textbook

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

Transformer—Power Supply

Textbook

PARTS AND MATERIALS Power transformer, 120VAC step-down to 12VAC,…

Kirchhoff’s Current Law (KCL)

Textbook

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

Negative Feedback

Textbook

If we connect the output of an op-amp to its inverting input and apply…

Bipolar Junction Transistor (BJT) theory

Worksheets - Transceivers

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

Four-Channel Audio Mixer

Worksheets - Transceivers

A very common misconception students have about potentiometers is the…

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Radio Circuits

Textbook

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

Broadside Coupled Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a broadside coupled stripline.

The “Buffer” Gate

Textbook

If we were to connect two inverter gates together so that the output…

Flip-Flop Circuits

Worksheets - Transceivers

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

555 Timer Astable Circuit

Tools

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis.

Introduction to Digital Communication

Textbook

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

Display Tubes

Textbook

In addition to performing tasks of amplification and switching, tubes…

Design Project: Intercom System

Worksheets - Transceivers

Design a passive circuit that will create a "split” ( V/-V) power…

Ohm’s Law

Worksheets - Transceivers

For a given amount of water pressure, which will flow a greater rate…