Categories

Principles of Radio

Textbook

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

High-Reliability Circuits

Worksheets - Military/Aero/Space

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

Fundamentals of Radio Communication

Worksheets - Military/Aero/Space

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

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.

Design Project: Radio Transmitter

Worksheets - Military/Aero/Space

Research the FCC (Federal Communication Commission) guidelines on…

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

Free Space Path Loss Calculator

Tools

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

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

Radio Circuits

Textbook

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

Batteries

Worksheets - Military/Aero/Space

If I wanted to build a battery-powered electric drill, would it be…

What Is the Skin Effect?

Textbook

The Skin Depth of Copper in Electrical Engineering As previously…

The Quadratic Formula

Textbook

Solving for x in a given polynomial equation “ax2 + bx + c…

Ammeter Design

Worksheets - Military/Aero/Space

What would happen to this meter movement, if connected directly to a…

Contributors (16)

Textbook

Contributors to this chapter are listed in chronological order of…

Precision Potentiometer

Textbook

PARTS AND MATERIALS Two single-turn, linear-taper potentiometers, 5…

Amplifiers

Textbook

Practical Benefit of Active Devices The practical benefit of active…

Branch Current Method

Textbook

The first and most straightforward network analysis technique is…

Wire Microstrip Impedance Calculator

Tools

A helpful tool for calculating the impedance of a wire microstrip.

Digital Logic Functions

Textbook

We can construct a simple logic functions for our hypothetical lamp…

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Special-purpose Batteries

Textbook

Mercury Standard Cell Back in the early days of electrical measurement…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Military/Aero/Space

(Template)

NOR Gate S-R Latch

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Finite State Machines

Textbook

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

Contact “Normal” State and Make/Break Sequence

Textbook

Any kind of switch contact can be designed so that the contacts…

Negative Feedback

Textbook

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

Logarithms

Textbook

Definition of a Logarithm     “log” denotes a…

Simple Parallel (Tank Circuit) Resonance

Textbook

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

Signal Coupling

Textbook

PARTS AND MATERIALS 6 volt battery One capacitor, 0.22 µF…

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

Inductor Commutating Circuits

Textbook

A popular use of diodes is for the mitigation of inductive…

Voltage and Current in a Practical Circuit

Textbook

Because it takes energy to force charge to flow against the opposition…

Rectifier/Filter Circuit

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Bridge rectifier pack…

Conductor Size

Textbook

It should be common-sense knowledge that liquids flow through…

Voltage Divider Circuits

Worksheets - Military/Aero/Space

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

Bipolar Junction Transistor (BJT) theory

Worksheets - Military/Aero/Space

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

Bridge Circuits

Textbook

No text on electrical metering could be called complete without a…

RF Power Ratio Conversion Calculator

Tools

This tool is designed to convert power ratios to decibel

Minterm vs Maxterm Solution

Textbook

So far we have been finding Sum-Of-Product (SOP) solutions to logic…

Design Project: Audio Power Amplifier

Worksheets - Military/Aero/Space

Explain how the microphone in your amplifier works. How, exactly, does…

High-pass Filters

Textbook

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

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Microstrip Wavelength Calculator

Tools

A tool designed to calculate the guided wavelength inside a microstrip.

Thermoelectricity

Textbook

PARTS AND MATERIALS Length of bare (uninsulated) copper wire Length of…

Design Project: Voltmeter

Worksheets - Military/Aero/Space

The most important component of your voltmeter will be the…

CMOS Logic Gates

Worksheets - Military/Aero/Space

Counting practice: count from zero to thirty-one in binary, octal, and…

Junction field-effect transistors (JFET)

Worksheets - Military/Aero/Space

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

DC Metrology

Worksheets - Military/Aero/Space

Define the following metrological terms: • Uncertainty • Accuracy…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…