Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.

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Tools

Lorentz Force Calculator

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

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Tools

Look-up Tables

Having learned about digital memory devices in the last chapter, we…

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Physiological Effects of Electricity

Most of us have experienced some form of electric “shock,”…

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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.

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Tools

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.

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DC Lab - Thermoelectricity

In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.

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Si Lab - JFET Switching Circuit and Static Electricity Sensor

In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.

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Switches, Process Actuated

It is very important to keep in mind that the “normal”…

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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.

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Bipolar Junction Transistors

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

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Building a Differential Amplifier

Differential Op-Amp Circuits An op-amp with no feedback is already a…

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Single-ended and Differential Amplifiers

For ease of drawing complex circuit diagrams, electronic amplifiers…

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Thermocouples

Seebeck Effect An interesting phenomenon applied in the field of…

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Strain Gauges

If a strip of conductive metal is stretched, it will become skinnier…

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pH Measurement

A very important measurement in many liquid chemical processes…

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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.

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Differentiator and Integrator Circuits

By introducing electrical reactance into the feedback loops of an…

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Brushless DC Motor

Brushless DC motors were developed from conventional brushed DC motors…

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Pressure Unit Conversion Calculator

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

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Tools

More on AC “polarity”

Complex numbers are useful for AC circuit analysis because they…

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Ammeter Design

What would happen to this meter movement, if connected directly to a…

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Worksheets - MEMS Sensors

Solving for Unknown Time

Sometimes it is necessary to determine the length of time that a…

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Contributors (15)

Contributors to this chapter are listed in chronological order of…

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Flash ADC

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

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Binary Math Circuits

Add the following binary numbers:

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Worksheets - MEMS Sensors

Signal Modulation

A modern method of electrical power control involves inserting a…

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Worksheets - MEMS Sensors

Component Modeling

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

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Worksheets - MEMS Sensors

Practical Considerations - Transformers

Power Capacity As has already been observed, transformers must be well…

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Frequency and Phase Measurement

An important electrical quantity with no equivalent in DC circuits is…

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Si Lab - Full-wave Center-tap Rectifier

In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.

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Logarithms

Definition of a Logarithm     “log” denotes a…

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Microstrip Impedance Calculator

This calculator helps you compute the characteristic impedance of a microstrip.

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Tools

Programmable Logic Technology

Define the following acronyms as they apply to digital logic circuits:…

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Worksheets - MEMS Sensors

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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Voltmeter Impact on Measured Circuit

Every meter impacts the circuit it is measuring to some extent, just…

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Capacitive Reactance

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

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Worksheets - MEMS Sensors

Microwave Tubes

For extremely high-frequency applications (above 1 GHz), the…

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Historical, Nonmechanical Memory Technologies

Perhaps the most ingenious technique was that of the delay line. A…

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Millman’s Theorem Revisited

You may have wondered where we got that strange equation for the…

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