Categories

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

Worksheets - Modules

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

AC Instrumentation Transducers

Textbook

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

Mixed-Frequency Signals

Worksheets - Modules

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

Attenuators

Textbook

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

Phase-Locked Loops

Worksheets - Modules

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

Friis Transmission Calculator

Tools

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

Networks and Busses

Textbook

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

Principles of Radio

Textbook

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

Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

Digital Communication

Worksheets - Modules

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

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Selsyn (Synchro) Motors

Textbook

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

Passive Filter Circuits

Worksheets - Modules

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

Other Diode Technologies

Textbook

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

Signal Modulation

Worksheets - Modules

A modern method of electrical power control involves inserting a…

Waveguides

Textbook

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

Fundamentals of Radio Communication

Worksheets - Modules

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

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Electrical Signal Types

Textbook

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

Pulse Width Modulation

Textbook

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

Amplifier Gain

Textbook

The Voltage Gain Because amplifiers have the ability to increase the…

Electric Shock

Worksheets - Modules

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

Voltage and Current Calculations

Textbook

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

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

Microstrip Patch Antenna Calculator

Tools

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

Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Band-stop Filters

Textbook

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

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Permanent Magnets

Textbook

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

Network Topology

Textbook

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

ElectroStatic Discharge

Textbook

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

Half-wave Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…

Optical Data Communication

Textbook

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

Radio Circuits

Textbook

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

Analog and Digital Signals

Textbook

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

Parallel Wire Inductance Calculator

Tools

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

Electromagnetic Induction

Textbook

While Oersted’s surprising discovery of electromagnetism paved…

Absolute dB scales

Textbook

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

Boolean Rules for Simplification

Textbook

Boolean algebra finds its most practical use in the simplification of…

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

Simple Vector Addition

Textbook

Remember that vectors are mathematical objects just like numbers on a…

Simultaneous Equations for Circuit Analysis

Worksheets - Modules

Solve this equation for the value of x: x + 5 = 8 How many exact…

Temperature Coefficient of Resistance

Worksheets - Modules

It is a common phenomenon for the electrical resistance of a substance…

Wire Loop Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire loop.

DC Lab - Potentiometer as a Rheostat

Textbook

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.

Algebraic Equation Manipulation for Electric Circuits

Worksheets - Modules

The electrical resistance of a conductor at any temperature may be…

Phase-locked Loops

Textbook

Voltage Divider Calculator

Tools

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.

555 Timer Monostable Circuit Calculator

Tools

This calculator computes for the output pulse width of a 555 timer monostable circuit

Contributors (6)

Textbook

Contributors to this chapter are listed in chronological order of…

Diode Ratings

Textbook

In addition to forward voltage drop (Vf) and peak inverse voltage…

The 555 IC

Textbook

The 555 integrated circuit is the most popular chip ever manufactured.…

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…

Simple Series Resonance

Textbook

A similar effect happens in series inductive/capacitive circuits. When…

Numeration Systems

Worksheets - Modules

Digital computers communicate with external devices through ports:…

DC Lab - Parallel Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.

Digital-to-Analog Conversion

Worksheets - Modules

If a pulse-width modulated (PWM) signal is sent to a passive…

Decibel Measurements

Worksheets - Modules

During the early development of telephone technology, a unit was…