All About Circuits

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Networks and Busses

Networks and Busses

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


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Batteries

Batteries

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


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Data Flow

Data Flow

Buses and networks are designed to allow communication to occur…


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DC Branch Current Analysis

DC Branch Current Analysis

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


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CMOS Logic Gates

CMOS Logic Gates

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


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Mesh Current Method (Loop Current Method)

Mesh Current Method (Loop Current Method)

This page provides a step-by-step introduction to using the mesh…


Textbook

Data - Resistance & Superconductor

Data - Resistance & Superconductor

Tables of specific resistance and temperature coefficient of…


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Performance-Based Assessments for Semiconductor Circuit Competencies

Performance-Based Assessments for Semiconductor Circuit Competencies


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Step-up, Step-down, and Isolation Transformers

Step-up, Step-down, and Isolation Transformers

Calculate the voltage output by the secondary winding of a transformer…


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Timer Circuits

Timer Circuits

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


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PN Junctions

PN Junctions

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


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Oscillator Circuits

Oscillator Circuits

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


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A 50-Ohm Cable?

A 50-Ohm Cable?

Early in my explorations of electricity, I came across a length of…


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Characteristic Impedance

Characteristic Impedance

Note the “50 ohm” rating printed on the jacket of the cable. What…


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Digital Display Circuits

Digital Display Circuits

What is the purpose of a seven-segment decoder circuit? What is a…


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Nonlinear OpAmp Circuits

Nonlinear OpAmp Circuits

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


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Power Conversion Circuits

Power Conversion Circuits

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


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Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

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


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TTL Logic Gates

TTL Logic Gates

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


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Memory Devices

Memory Devices

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


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Light-Pulse Switch

Light-Pulse Switch

It is fairly important to use large value resistors (10 MΩ works…


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Electrical Noise and Interference

Electrical Noise and Interference

Define what noise means, in the electrical sense of the word. How does…


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Transistor Ratings and Packages (JFET)

Transistor Ratings and Packages (JFET)


Textbook

Wire Microstrip Impedance Calculator

Wire Microstrip Impedance Calculator

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


Tools

Skin Depth Calculator

Skin Depth Calculator

A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.


Tools

Vol II. Credits

Vol II. Credits

All entries arranged in alphabetical order of surname. Major…


Textbook

Passive Integrator and Differentiator Circuits

Passive Integrator and Differentiator Circuits

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


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Introduction to Combinational Logic Functions

Introduction to Combinational Logic Functions

The term “combinational” comes to us from mathematics. In…


Textbook

VSWR / Return Loss Calculator

VSWR / Return Loss Calculator

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


Tools

Converting Truth Tables into Boolean Expressions

Converting Truth Tables into Boolean Expressions

In designing digital circuits, the designer often begins with a truth…


Textbook

Sequences

Sequences

Arithmetic Sequences An arithmetic sequence is a series of numbers…


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Superposition Theorem

Superposition Theorem

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


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Voltage Divider Circuits

Voltage Divider Circuits

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


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Wire Stripline Impedance Calculator

Wire Stripline Impedance Calculator

A calculator for computing the impedance of a wire stripline.


Tools

Circuit Wiring

Circuit Wiring

So far, we’ve been analyzing single-battery, single-resistor…


Textbook

T-Pad Attenuator Calculator

T-Pad Attenuator Calculator

This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.


Tools

555 Lab - Monostable Multivibrator (One-shot)

555 Lab - Monostable Multivibrator (One-shot)

In this hands-on electronics experiment, you will build a monostable multivibrator using a 555 timer IC and learn about RC time constant charging and how a one-shot timer operates.


Textbook

Potential Pitfalls

Potential Pitfalls

Fallacious reasoning and poor interpersonal relations account for more…


Textbook

T-Match Impedance Matching Circuits

T-Match Impedance Matching Circuits

A tool designed to compute the values to be used in a T-match Impedance Circuit


Tools

Power Sources

Power Sources

There are many different types of power sources, and here some of the…


Textbook

Soldering

Soldering

Both soldering irons and soldering guns are tools used in the process…


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Kelvin (4-wire) Resistance Measurement

Kelvin (4-wire) Resistance Measurement

Suppose we wished to measure the resistance of some component located…


Textbook

Rules for Limits

Rules for Limits

    RELATED WORKSHEETS: Calculus for Electric Circuits…


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Hysteresis

Hysteresis

Thyristors are a class of semiconductor components exhibiting…


Textbook

Boolean Algebra

Boolean Algebra

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


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The Unijunction Transistor (UJT)

The Unijunction Transistor (UJT)

Unijunction transistor: Although a unijunction transistor is not a…


Textbook

Ohm’s Law Calculator

Ohm’s Law Calculator

Calculate circuit parameters using Ohm's Law


Tools

Parallel Wire Inductance Calculator

Parallel Wire Inductance Calculator

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


Tools

Si Lab - Astable Multivibrator Audio Oscillator

Si Lab - Astable Multivibrator Audio Oscillator

In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.


Textbook

Performance-Based Assessments for Digital Circuit Competencies

Performance-Based Assessments for Digital Circuit Competencies

(Template)


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Shift Registers: Serial-in, Parallel-out  (SIPO) Conversion

Shift Registers: Serial-in, Parallel-out (SIPO) Conversion

A serial-in, parallel-out shift register is similar to the serial-in,…


Textbook

Physical Effects of Electricity

Physical Effects of Electricity

Certain substances are known to physically deform (shorten or…


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Sequences

Sequences

Arithmetic Sequences An arithmetic sequence is a series of numbers…


Textbook

Decibels

Decibels

The Bel is Used to Represent Gain In its simplest form, an…


Textbook

Twisted-Pair Impedance Calculator

Twisted-Pair Impedance Calculator

A tool designed to calculate the characteristic impedance of a twisted-pair cable


Tools

DC Lab - 4-wire Resistance Measurement

DC Lab - 4-wire Resistance Measurement

In this hands-on electronics experiment, you will perform a 4-wire Kelvin resistance measurement and learn how to accurately measure resistance.


Textbook

Systems of Numeration

Systems of Numeration

Roman Numerals The Romans devised a system that was a substantial…


Textbook

Boolean Algebraic Properties

Boolean Algebraic Properties

Another type of mathematical identity, called a “property”…


Textbook

Special-output Gates

Special-output Gates

Complementary Output Gates It is sometimes desirable to have a logic…


Textbook

Design Project: DC Voltage Regulator

Design Project: DC Voltage Regulator

It may seem difficult to even start on a project such as this, with no…


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