All About Circuits

Latest Communication Education

Categories

Linear Computational Circuitry

Linear Computational Circuitry

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


Worksheets - Communication

Fundamentals of Radio Communication

Fundamentals of Radio Communication

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


Worksheets - Communication

Radio Circuits

Radio Circuits

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


Textbook

Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

Before the advent of solid-state logic circuits, logical control…


Textbook

Principles of Radio

Principles of Radio

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


Textbook

Design Project: Radio Transmitter

Design Project: Radio Transmitter

Research the FCC (Federal Communication Commission) guidelines on…


Worksheets - Communication

Specific Troubleshooting Techniques

Specific Troubleshooting Techniques

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


Textbook

Networks and Busses

Networks and Busses

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


Textbook

Safety Grounding

Safety Grounding

In simple AC power systems, one of the two conductors is typically…


Worksheets - Communication

Synchronous Motors

Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…


Textbook

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

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


Worksheets - Communication

Servo Motor Systems

Servo Motor Systems

Explain the operation of this “H-bridge” motor control circuit: At…


Worksheets - Communication

Calculus for Electric Circuits

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…


Worksheets - Communication

Resonance

Resonance

The Q factor of a series inductive circuit is given by the following…


Worksheets - Communication

Tesla Polyphase Induction Motors

Tesla Polyphase Induction Motors

Most AC motors are induction motors. Induction motors are favored due…


Textbook

Bipolar Junction Transistors as Switches

Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…


Worksheets - Communication

Linear Computational Circuitry

Linear Computational Circuitry

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


Worksheets - Communication

Wheatstone Bridge Calculator

Wheatstone Bridge Calculator

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.


Tools

Specific Troubleshooting Techniques

Specific Troubleshooting Techniques

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


Textbook

Series-Parallel DC Circuits

Series-Parallel DC Circuits

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


Worksheets - Communication

Intermediate Electromagnetism and Electromagnetic Induction

Intermediate Electromagnetism and Electromagnetic Induction

As an electric current is passed through a coil of wire, it creates a…


Worksheets - Communication

Networks and Busses

Networks and Busses

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


Textbook

Design Project: Stepper Motor Driver

Design Project: Stepper Motor Driver

At first it may seem pointless to have the four buffer gates following…


Worksheets - Communication

AC Commutator Motors

AC Commutator Motors

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


Textbook

AC Motor Theory

AC Motor Theory

Electromechanical watt-hour meters use an aluminum disk that is spun…


Worksheets - Communication

DC Generator Theory

DC Generator Theory

Generators used in battery-charging systems must be regulated so as to…


Worksheets - Communication

Selsyn (Synchro) Motors

Selsyn (Synchro) Motors

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


Textbook

Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

Before the advent of solid-state logic circuits, logical control…


Textbook

Karnaugh Maps, Truth Tables, and Boolean Expressions

Karnaugh Maps, Truth Tables, and Boolean Expressions

Who Developed the Karnaugh Map? Maurice Karnaugh, a…


Textbook

Edge Coupled Stripline Impedance Calculator

Edge Coupled Stripline Impedance Calculator

A calculator for computing the impedance of an edge coupled stripline.


Tools

Boolean Algebraic Identities

Boolean Algebraic Identities

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


Textbook

Phase Rotation

Phase Rotation

Three-Phase Alternator Let’s take the three-phase alternator…


Textbook

Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


Textbook

Computer Simulation of Electric Circuits

Computer Simulation of Electric Circuits

Computers can be powerful tools if used properly, especially in the…


Textbook

The J-K Flip-Flop

The J-K Flip-Flop

Another variation on a theme of bistable multivibrators is the J-K…


Textbook

Frequency and Phase Measurement

Frequency and Phase Measurement

An important electrical quantity with no equivalent in DC circuits is…


Textbook

From Electric to Electronic

From Electric to Electronic

Introduction This third volume of the book series Lessons In Electric…


Textbook

Non-right Triangle Trigonometry

Non-right Triangle Trigonometry

The Law of Sines (for any triangle) The Law of Cosines (for any…


Textbook

AC Motor Control Circuits

AC Motor Control Circuits

Perhaps the most challenging aspect of interpreting ladder diagrams,…


Worksheets - Communication

Design Project: Stepper Motor Driver

Design Project: Stepper Motor Driver

At first it may seem pointless to have the four buffer gates following…


Worksheets - Communication

Basic Operational Amplifiers

Basic Operational Amplifiers

Determine the output voltage polarity of this op-amp (with reference…


Worksheets - Communication

L-Match Impedance Matching Circuits

L-Match Impedance Matching Circuits

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit


Tools

Averager and Summer Circuits

Averager and Summer Circuits

If we take three equal resistors and connect one end of each to a…


Textbook

Decoder

Decoder

A decoder is a circuit that changes a code into a set of signals. It…


Textbook

AC Capacitor Circuits

AC Capacitor Circuits

Capacitors Vs. Resistors Capacitors do not behave the same as…


Textbook

RC Time Constant Calculator

RC Time Constant Calculator

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.


Tools

DC Circuit Equations and Laws

DC Circuit Equations and Laws

Power Equation of Ohm’s Law and Joule’s Law    …


Textbook

Properties of Exponents

Properties of Exponents

Product of Powers Property am an = am+n   Power of a Product…


Textbook