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OpAmp Oscillator Circuits

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

Quantum Devices

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Most integrated circuits are digital, based on MOS (CMOS) transistors.…

Performance-Based Assessments for Semiconductor Circuit Competencies

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Example Circuits and Netlists

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The following circuits are pre-tested netlists for SPICE 2g6, complete…

Class A BJT Amplifiers

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

Rectifier/Filter Circuit

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

Circuit Components

Textbook

Remember that this tutorial is not exhaustive by any means, and that…

Bandpass Filter Calculator

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This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

Switched Capacitor Circuitry

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Write an equation describing the precise mathematical relationship…

Summer and Subtractor OpAmp Circuits

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

Resonant Filters

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So far, the filter designs we’ve concentrated on have employed…

Thyristor Application Circuits

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

Junction field-effect transistors (JFET)

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

The Cascode Amplifier

Textbook

While the C-B (common-base) amplifier is known for wider bandwidth…

JFET Current Regulator

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

Junction Field-effect Transistors

Textbook

The field effect transistor was proposed by Julius Lilienfeld in US…

Transistor Biasing Calculations

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Although transistor switching circuits operate without bias, it is…

Passive Filter Circuits

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In very simple, qualitative terms, rate the impedance of capacitors…

Simple Parallel (Tank Circuit) Resonance

Textbook

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

Performance-Based Assessments for Analog Integrated Circuit Competencies

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Square Wave Signals

Textbook

It has been found that any repeating, non-sinusoidal waveform can be…

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…

Binary Overflow

Textbook

One caveat with signed binary numbers is that of overflow, where the…

Class A BJT Amplifiers

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

Characteristic Impedance

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The Parallel Wires of Infinite Length Suppose, though, that we had a…

Introduction to Operational Amplifiers (Op-amps)

Textbook

What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…

The Common-collector Amplifier

Textbook

Our next transistor configuration to study is a bit simpler for gain…

What is a Series-Parallel Circuit?

Textbook

With simple series circuits, all components are connected end-to-end…

Flash ADC

Textbook

Also called the parallel A/D converter, this circuit is the simplest…

Binary Math Circuits

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Add the following binary numbers:

The Cascode Amplifier

Textbook

While the C-B (common-base) amplifier is known for wider bandwidth…

Branch Current Method

Textbook

The first and most straightforward network analysis technique is…

Simple Parallel (Tank Circuit) Resonance

Textbook

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

An Electric Pendulum

Textbook

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

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

Logic Signal Voltage Levels

Textbook

Input Voltages for Logic Gates Logic gate circuits are designed to…

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Half-wave Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…

Multiplexers

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A multiplexer, abbreviated mux, is a device that has multiple inputs…

Design Project: Audio Power Amplifier

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

Switches, Electrically Actuated (Relays)

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The structure behind ladder logic is based on the electrical ladder…

Temperature Coefficients of Resistance Table

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Temperature coefficient (α) per degree C: Material Element/Alloy…

Class A BJT Amplifiers

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

Inductor Sizing Equation

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The Inductance Formula     Wheeler’s formulas for…

Meter Check of a Diode

Textbook

The Functionality of Diode Polarity Being able to determine the…

Boolean Arithmetic

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Let us begin our exploration of Boolean algebra by adding numbers…

Inductors

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∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…

Static Electricity

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What does it mean for an object to have an electric charge? Give an…

BJT Quirks

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An ideal transistor would show 0% distortion in amplifying a signal.…

Tachogenerators

Textbook

An electromechanical generator is a device capable of producing…

Series Resistor-Capacitor Circuits

Textbook

In the last section, we learned what would happen in simple…

Make Your Own Multimeter

Textbook

PARTS AND MATERIALS Sensitive meter movement (Radio Shack catalog #…

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

AC Phase

Textbook

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

Absolute dB scales

Textbook

Decibel as Absolute Unit of Power It is also possible to use the…

Current Divider

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Voltage and Current

Textbook

As was previously mentioned, we need more than just a continuous path…

Basic Algebra and Graphing for Electric Circuits

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Many different equations used in the analysis of electric circuits may…