Categories

Radar Maximum Range Calculator

Tools

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

Mixed-Frequency Signals

Worksheets - Antennas

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

Electrical Signal Types

Textbook

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

Digital Communication

Worksheets - Antennas

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

Microstrip Patch Antenna Calculator

Tools

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

BJT Quirks

Textbook

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

Radio Circuits

Textbook

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

Waveguides

Textbook

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

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Friis Transmission Calculator

Tools

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

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

Antenna Downtilt and Coverage Calculator

Tools

This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.

EIRP Calculator

Tools

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

Passive Filter Circuits

Worksheets - Antennas

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

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Signal Modulation

Worksheets - Antennas

A modern method of electrical power control involves inserting a…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Optical Data Communication

Textbook

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

AC Instrumentation Transducers

Textbook

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

Selsyn (Synchro) Motors

Textbook

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

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

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

Textbook

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

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

Worksheets - Antennas

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

Network Topology

Textbook

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

Design Project: Radio Transmitter

Worksheets - Antennas

Research the FCC (Federal Communication Commission) guidelines on…

Fundamentals of Radio Communication

Worksheets - Antennas

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

Simple Parallel (Tank Circuit) Resonance

Textbook

Resonance in a Tank Circuit A condition of resonance will be…

Finite State Machines

Textbook

Up to now, every circuit that was presented was a combinatorial…

RF Power Conversion Calculator

Tools

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

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.

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Antennas

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

Impedance Matching With Transformers

Worksheets - Antennas

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

Amplifier Gain

Textbook

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

Magnetic Units of Measurement

Textbook

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

Polar Form and Rectangular Form Notation for Complex Numbers

Textbook

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

Microstrip Patch Antenna Calculator

Tools

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

Attenuators

Textbook

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

Free Space Path Loss Calculator

Tools

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.

Band-stop Filters

Textbook

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

Digital Communication

Worksheets - Antennas

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

Introduction to Network Theorems

Textbook

Anyone who’s studied geometry should be familiar with the…

Example Circuits and Netlists

Textbook

The following circuits are pre-tested netlists for SPICE 2g6, complete…

Specific Troubleshooting Techniques

Textbook

After applying some of the general troubleshooting tips to narrow the…

Capacitance, Reactance, and Admittance Calculator

Tools

A calculator for solving the capacitance, reactance, and admittance of a capacitor.

Successive Approximation ADC

Textbook

One method of addressing the digital ramp ADC’s shortcomings is…

Active-mode Operation (IGFET)

Textbook

Practical Considerations - Transformers

Textbook

Power Capacity As has already been observed, transformers must be well…

Boolean Algebraic Identities

Textbook

In mathematics, an identity is a statement true for all possible…

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

Convert MCD to Lumens

Tools

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

Scientific Notation in SPICE

Textbook

The SPICE circuit simulation computer program uses scientific notation…

Microstrip Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.

Capacitor Charging and Discharging

Textbook

Capacitor Charging and Discharging Experiment Parts and Materials To…

Design Project: Audio Media-Based Signal Generator

Worksheets - Antennas

Identify some different ways you can create the sine-wave audio tracks…

Numbers and Symbols

Textbook

The expression of numerical quantities is something we tend to take…

Metric Prefix Conversions

Textbook

To express a quantity in a different metric prefix from how it was…

Active Filters

Worksheets - Antennas

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

Practical Power Factor Correction

Textbook

When the need arises to correct for poor power factor in an AC power…

Edge-triggered Latches: Flip-Flops

Textbook

So far, we’ve studied both S-R and D latch circuits with enable…

AC Instrumentation Transducers

Textbook

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