All About Circuits

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Decibels

Decibels

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


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Analog Lab - Op Amp Integrator

Analog Lab - Op Amp Integrator

In this hands-on electronics experiment, you will build an analog integrator using an operational amplifier and learn about integration functions, op amp input bias currents, and how to limit the voltage swing of a potentiometer.


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RF Power Conversion Calculator

RF Power Conversion Calculator

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


Tools

Component Modeling

Component Modeling

When plotted on a curve tracer, the characteristic curve for a normal…


Worksheets - RFID

AC Phase

AC Phase

Things start to get complicated when we need to relate two or more AC…


Textbook

Digital Codes

Digital Codes

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


Worksheets - RFID

Microstrip Inductance Calculator

Microstrip Inductance Calculator

This calculator computes the inductance of a microstrip etched on a PCB.


Tools

Basic Logic Gate Troubleshooting

Basic Logic Gate Troubleshooting

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


Worksheets - RFID

The S-R Latch

The S-R Latch

A bistable multivibrator has two stable states, as indicated by the…


Textbook

The “Operational” Amplifier

The “Operational” Amplifier

Long before the advent of digital electronic technology, computers…


Textbook

Tracking ADC

Tracking ADC

A third variation on the counter-DAC-based converter theme is, in my…


Textbook

Power Sources

Power Sources

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


Textbook

The Common-drain Amplifier (IGFET)

The Common-drain Amplifier (IGFET)


Textbook

Balanced Attenuator Calculator

Balanced Attenuator Calculator

This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.


Tools

DC Lab - Sensitive Voltage Detector With Audio Output

DC Lab - Sensitive Voltage Detector With Audio Output

In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.


Textbook

Analog Lab - PWM Power Controller

Analog Lab - PWM Power Controller

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.


Textbook

Systems of Numeration

Systems of Numeration

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


Textbook

Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


Worksheets - RFID

An Electric Pendulum

An Electric Pendulum

Capacitors store energy in the form of an electric field, and…


Textbook

Electron Activity in Chemical Reactions

Electron Activity in Chemical Reactions

So far in our discussions on electricity and electric circuits, we…


Textbook