Computer Simulation of Electric Circuits

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

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Safe Circuit Design

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

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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

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.

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SPICE Simulation of Series and Parallel Circuits

Previously, we examined series circuits and parallel circuits using…

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Clamper Circuits

The circuits in the figure below are known as clampers or DC…

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Questions relating to project management

NAME:…

Worksheets - PCB Layout

The DIAC

Like all diodes, Shockley diodes are unidirectional devices; that is,…

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Oscillator Circuits

Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…

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Introduction to Junction Field-effect Transistors (JFET)

A transistor is a semiconductor device that controls current with the…

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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

Lock-out / Tag-out

In this motor control circuit, how would you ensure that there is no…

Worksheets - PCB Layout

Other Diode Technologies

Varicap or varactor diodes A variable capacitance diode is known as a…

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Active-mode Operation (JFET)

JFETs, like bipolar transistors, are able to “throttle”…

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Voltmeter Design

As was stated earlier, most meter movements are sensitive devices.…

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Digital Communication

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

Worksheets - PCB Layout

Series LED Resistor Calculator

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

Tools

Waveguide Calculator (Circular)

This tool calculates the cutoff frequency of a circular waveguide

Tools

The Common-source Amplifier (IGFET)

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Switches

What is the purpose of the switch shown in this schematic diagram?

Worksheets - PCB Layout

Standing Waves and Resonance

Whenever there is a mismatch of impedance between transmission line…

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Si Lab - Multi-stage Amplifier

In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.

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Si Lab - Differential Amplifier

In this hands-on semiconductor electronics experiment, build a BJT differential amplifier and learn about a fundamental building block that is the basis of most operational amplifiers.

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Analysis Options

AC ANALYSIS: General form: .ac [curve] [points] [start] [final]…

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SPICE Models

The SPICE circuit simulation program provides for modeling diodes in…

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