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Noise Figure and Noise Temperature Calculator

Tools

This calculator computes the noise figure and noise temperature in a system

Open-Loop OpAmp Circuits

Worksheets - Cooling

Determine what the magnitude and polarity of the voltmeter’s…

AC Motor Control Circuits

Worksheets - Cooling

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Temperature Coefficient of Resistance

Worksheets - Cooling

It is a common phenomenon for the electrical resistance of a substance…

Soldering

Worksheets - Cooling

Both soldering irons and soldering guns are tools used in the process…

Ohm’s Law Practice Worksheet With Answers

Worksheets - Cooling

Define the following terms: energy, work, and power.

Temperature Converter

Tools

Convert between Celsius, Fahrenheit and Kelvin

Temperature Coefficients of Resistance Table

Textbook

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

Algebraic Equation Manipulation for Electric Circuits

Worksheets - Cooling

The electrical resistance of a conductor at any temperature may be…

Heat Sink Calculator

Tools

This calculator helps determine the maximum temperature a device can withstand

Resistors

Worksheets - Cooling

Shown here is the schematic symbol for a resistor: What is the purpose…

Electrical Conduction in Semiconductors

Worksheets - Cooling

In any electrically conductive substance, what are charge carriers?…

Batteries

Worksheets - Cooling

If I wanted to build a battery-powered electric drill, would it be…

How to Use Thevenin’s Theorem

Textbook

This page will walk you step-by-step through the process of…

Class A BJT Amplifiers

Worksheets - Cooling

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

Mesh Current Method (Loop Current Method)

Textbook

This page provides a step-by-step introduction to using the mesh…

Vol II. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Magnetism

Worksheets - Cooling

A permanent magnet is a device that retains a magnetic field without…

Review of R, X, and Z (Resistance, Reactance and Impedance)

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Phasor Mathematics

Worksheets - Cooling

Provide a definition for phasor, as the term applies to electrical…

Contributors (4)

Textbook

Contributors to this chapter are listed in chronological order of…

Digital Signals and Gates

Textbook

While the binary numeration system is an interesting mathematical…

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…

Band-pass Filters

Textbook

How to Create Band-pass Filter There are applications where a…

Digital Lab - Basic 2-Input NAND Gate Circuit

Textbook

In this hands-on electronics experiment, build and test a 2-input digital NAND gate with LED indicators and learn to read pinout diagrams, power a digital IC, connect unused inputs and outputs, and use pulldown resistors.

Si Lab - Zener Diode Voltage Regulator

Textbook

In this hands-on semiconductor electronics experiment, build a simple DC voltage regulator circuit and learn how to use reverse-biased Zener diodes as voltage clamps.

AC Phase

Textbook

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

Measurement Circuits

Textbook

Figure below shows a photodiode amplifier for measuring low levels of…

Quantum Devices

Textbook

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

AC Lab - Introduction

Textbook

In this series of hands-on electronics experiments, build alternating current (AC) circuits and learn about basic electrical engineering circuit concepts, including transformers, motors, phase shifts, signal coupling, and noise cancellation.

Electrical Energy Calculator

Tools

This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Basic Ohmmeter Use

Worksheets - Cooling

Explain how an ohmmeter is able to measure the resistance of a…

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

VSWR / Return Loss Calculator

Tools

A calculator designed to compute the VSWR, reflection coefficient, return loss and matching loss in a transmission line

Voltage and Current Calculations

Textbook

There’s a sure way to calculate any of the values in a reactive…

Antenna Downtilt and Coverage Calculator

Tools

This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.

Protective Relay Circuits

Worksheets - Cooling

Protective relays are special power-sensing devices whose job it is to…

Analog Lab - Voltage Comparator

Textbook

In this hands-on electronics experiment, you will build an analog voltage comparator circuit and learn how open-loop operational amplifiers function.

SPICE Quirks

Textbook

“Garbage in, garbage out.” —Anonymous   SPICE…

Sources of Electricity

Worksheets - Cooling

What is the difference between DC and AC electricity? Identify some…

555 Timer Astable Oscillator Circuit

Tools

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis. This calculator will help you design an oscillator using a 555 timer IC.

Speed Distance Time Calculator

Tools

This calculator will solve for either distance, time, or speed given two of the three parameters.

Applications of Resonance

Textbook

So far, the phenomenon of resonance appears to be a useless curiosity,…

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Cooling

∫f(x) dx Calculus alert! Electronic power conversion circuits known…

Si Lab - Simple Op Amp

Textbook

In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.

Si Lab - Intro to Discrete Semiconductor Circuits

Textbook

In these hands-on semiconductor electronics experiments, learn to build and test circuits using discrete silicon (Si) devices, including diodes and transistors. Also, learn important circuit designs, including rectifiers, current mirrors, amplifiers, and oscillators.

Contributors (5)

Textbook

Contributors to this chapter are listed in chronological order of…

Active-mode Operation (JFET)

Textbook

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

Read-Only Memory (ROM)

Textbook

Read-only memory (ROM) is similar in design to static or dynamic RAM…

Embedded Microstrip Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an embedded microstrip.

Finite-length Transmission Lines

Textbook

A transmission line of infinite length is an interesting abstraction,…

Lorentz Force Calculator

Tools

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