All About Circuits

Latest Circuit Simulation Education

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SPICE Simulation of Series and Parallel Circuits

SPICE Simulation of Series and Parallel Circuits

Previously, we examined series circuits and parallel circuits using…


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Computer Simulation of Electric Circuits

Computer Simulation of Electric Circuits

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


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Analog Lab - Precision Voltage Follower Using an Op Amp

Analog Lab - Precision Voltage Follower Using an Op Amp

In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.


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Analog Lab - Non-inverting Amplifier

Analog Lab - Non-inverting Amplifier

In this hands-on electronics experiment, you will build a programmable non-inverting amplifier and learn how to use the negative feedback of an operational amplifier to control the gain.


Textbook

SPICE Simulation of Series and Parallel Circuits

SPICE Simulation of Series and Parallel Circuits

Previously, we examined series circuits and parallel circuits using…


Textbook

Analog Lab - Precision Voltage Follower Using an Op Amp

Analog Lab - Precision Voltage Follower Using an Op Amp

In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.


Textbook

Computer Simulation of Electric Circuits

Computer Simulation of Electric Circuits

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


Textbook

Safe Circuit Design

Safe Circuit Design

As we saw earlier, a power system with no secure connection to earth…


Textbook

Analog Lab - Non-inverting Amplifier

Analog Lab - Non-inverting Amplifier

In this hands-on electronics experiment, you will build a programmable non-inverting amplifier and learn how to use the negative feedback of an operational amplifier to control the gain.


Textbook

Mixed-Frequency Signals

Mixed-Frequency Signals

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


Worksheets - Circuit Simulation

The “Buffer” Gate

The “Buffer” Gate

If we were to connect two inverter gates together so that the output…


Textbook

AC Lab - Sensing AC Electric Fields

AC Lab - Sensing AC Electric Fields

In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.


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Questions to Ask Before Proceeding

Questions to Ask Before Proceeding

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


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Instrumentation Amplifier Gain Calculator

Instrumentation Amplifier Gain Calculator

The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.


Tools

Demultiplexers

Demultiplexers

A demultiplexer, sometimes abbreviated dmux, is a circuit that has one…


Textbook

Digital Codes

Digital Codes

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


Worksheets - Circuit Simulation

What is Network Analysis?

What is Network Analysis?

The basic application of Ohm’s law to combinations of series and…


Textbook

General Troubleshooting Tips

General Troubleshooting Tips

When first approaching a failed or otherwise misbehaving system, the…


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Single-ended and Differential Amplifiers

Single-ended and Differential Amplifiers

For ease of drawing complex circuit diagrams, electronic amplifiers…


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Power Supply Circuits

Power Supply Circuits

There are three major kinds of power supplies: unregulated (also…


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Introduction to SPICE

Introduction to SPICE

“With Electronics Workbench, you can create circuit schematics…


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Conventional Versus Electron Flow

Conventional Versus Electron Flow

“The nice thing about standards is that there are so many of…


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The Junction Field-effect Transistor (JFET) as a Switch

The Junction Field-effect Transistor (JFET) as a Switch

Like its bipolar cousin, the field-effect transistor may be used as an…


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Pressure Unit Conversion Calculator

Pressure Unit Conversion Calculator

This calculator will convert pressure values to ten different standard units for pressure.


Tools

Shock Current Path

Shock Current Path

As we’ve already learned, electricity requires a complete path…


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Programmable Logic Controllers (PLC)

Programmable Logic Controllers (PLC)

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


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Mutual Inductance

Mutual Inductance

If two coils of wire are brought into close proximity with each other…


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Boolean Relationships on Venn Diagrams

Boolean Relationships on Venn Diagrams

The fourth example has A partially overlapping B. Though, we will…


Textbook

Op-Amp Voltage and Gain Calculator

Op-Amp Voltage and Gain Calculator

A calculator for computing the gain and output voltage of an operational amplifier


Tools