Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…

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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

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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AC Instrumentation Transducers

Just as devices have been made to measure certain physical quantities…

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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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Pressure Unit Conversion Calculator

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

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Tools

Voltmeter Impact on Measured Circuit

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

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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 - 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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Bipolar Junction Transistors

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

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Thermocouples

Seebeck Effect An interesting phenomenon applied in the field of…

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Single-ended and Differential Amplifiers

For ease of drawing complex circuit diagrams, electronic amplifiers…

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Si Lab - Light Sensor (LED Photodetector)

In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.

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Textbook

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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Textbook

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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Permanent Magnets

Centuries ago, it was discovered that certain types of mineral rock…

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Switches, Process Actuated

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

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Synchronous Motors

Single Phase Synchronous Motors Single-phase synchronous motors are…

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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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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

Brushless DC Motor

Brushless DC motors were developed from conventional brushed DC motors…

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Textbook

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

Introduction to Mixed-Frequency AC Signals

In our study of AC circuits thus far, we’ve explored circuits…

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Step-up and Step-down Transformers

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

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Decoder

A decoder is a circuit that changes a code into a set of signals. It…

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Encoders and Decoders

What does it mean, in general terms, to encode something? Conversely,…

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Worksheets - Motion Sensors

Inductor Voltage and Current Relationship

Inductors do not have a stable “resistance” as conductors…

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Fuses

Normally, the ampacity rating of a conductor is a circuit design…

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Single-phase Power Systems

Single phase power system schematic diagram shows little about the…

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Field-effect-controlled Thyristors

Two relatively recent technologies designed to reduce the…

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Attenuators

What is Attenuators? Attenuators are passive devices. It is…

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Programmable Logic Controllers

The Programmable Logic Controller, or PLC, was invented in the late…

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Worksheets - Motion Sensors

Counter Modulus

Incomplete

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Finite-state Machine

Feedback is a fascinating engineering principle. It can turn a rather…

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Electrical Isolation

SPICE analysis of Electrical Isolation Aside from the ability to…

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Larger 4-variable Karnaugh Maps

Knowing how to generate Gray code should allow us to build larger…

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DC Lab - Rate-of-change Indicator

In this hands-on electronics experiment, you will build an analog differentiator circuit that outputs a signal proportional to the rate-of-change and learn about one of the advantages of analog circuits.

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Early Tube History

Thomas Edison, that prolific American inventor, is often credited with…

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Mixed-Frequency Signals

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

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Worksheets - Motion Sensors

Amplifier Impedances

Input impedance varies considerably with the circuit configuration…

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Textbook

Calculus for Electric Circuits

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

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Worksheets - Motion Sensors

Basic Logic Gate Troubleshooting

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

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Worksheets - Motion Sensors