Latest Cooling Education

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Heat Sink Calculator

Tools

This calculator helps determine the maximum temperature a device can withstand

Algebraic Equation Manipulation for Electric Circuits

Worksheets - Cooling

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

Temperature Coefficients of Resistance Table

Textbook

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

Electrical Conduction in Semiconductors

Worksheets - Cooling

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

Temperature Converter

Tools

Convert between Celsius, Fahrenheit and Kelvin

Soldering

Worksheets - Cooling

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

Resistors

Worksheets - Cooling

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

Batteries

Worksheets - Cooling

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

AC Motor Control Circuits

Worksheets - Cooling

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Ohm’s Law Practice Worksheet With Answers

Worksheets - Cooling

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

Noise Figure and Noise Temperature Calculator

Tools

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

Temperature Coefficient of Resistance

Worksheets - Cooling

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

Open-Loop OpAmp Circuits

Worksheets - Cooling

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

Inductors

Textbook

An inductor is a passive two-terminal electrical component that…

Copper Wire Ampacity Table

Textbook

Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…

555 Lab - Blue LED Flasher With Voltage Doubler

Textbook

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.

Insulator Breakdown Voltage

Textbook

The atoms in insulating materials have very tightly-bound electrons,…

Conductors, Insulators, and Electron Flow

Textbook

The electrons of different types of atoms have different degrees of…

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

Textbook

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

The Exclusive-OR Function: The XOR Gate

Textbook

What Is an XOR Gate? One element conspicuously missing from the set of…

Intro Lab - Ohm’s Law

Textbook

Project Overview This project employs all of the skills…

Switches, Hand Actuated

Textbook

A switch is an electrical component that can “make” or…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

The Quadratic Formula

Textbook

Solving for x in a given polynomial equation “ax2 + bx + c…

Microstrip Wavelength Calculator

Tools

A tool designed to calculate the guided wavelength inside a microstrip.

Power Density Calculator

Tools

A tool designed to calculate the power density of an antenna

Power Added Efficiency Calculator

Tools

A calculator designed to compute the power-added efficiency (PAE) of an amplifier

Counter Modulus

Textbook

Incomplete

Logic Signal Voltage Levels

Textbook

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

Nonlinear Conduction

Textbook

“Advances are made by answering questions. Discoveries are made…

Non-Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

Multiplexers and Demultiplexers

Worksheets - Cooling

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

Design Project: Stepper Motor Driver

Worksheets - Cooling

At first it may seem pointless to have the four buffer gates following…

Electrical Transients

Textbook

This chapter explores the response of capacitors and inductors to…

Time Constant Equations

Textbook

Value of time constant in series RC and RL circuits   Time…

Active Filters

Worksheets - Cooling

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

Impedance Matching With Transformers

Worksheets - Cooling

Suppose you were to take a 3 kW electric heater rated for 240 VAC and…

Battery Construction

Textbook

The word battery simply means a group of similar components. In…

Component Failure Analysis (Continued)

Textbook

“I consider that I understand an equation when I can predict the…

Step-up and Step-down Transformers

Textbook

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

Other Waveshapes

Textbook

As strange as it may seem, any repeating, non-sinusoidal waveform is…

Data - Resistance & Superconductor

Textbook

Tables of specific resistance and temperature coefficient of…

Delta-Sigma ADC

Textbook

One of the more advanced ADC technologies is the so-called…

Voltmeter Design

Worksheets - Cooling

Suppose I were about to measure an unknown voltage with a manual-range…

Digital Codes

Worksheets - Cooling

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

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

Contributors (4)

Textbook

Contributors to this chapter are listed in chronological order of…

Simple Circuits

Worksheets - Cooling

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

Clamper Circuits

Textbook

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

Digital Logic Signals

Worksheets - Cooling

A rheostat (variable resistor) and a switch are both examples of…

Gate Universality

Textbook

NAND and NOR gates possess a special property: they are universal.…

Millman’s Theorem

Worksheets - Cooling

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