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Open-Loop OpAmp Circuits

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

Resistors

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

Temperature Coefficients of Resistance Table

Textbook

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

Ohm’s Law Practice Worksheet With Answers

Worksheets - Thermoelectric Coolers

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

Batteries

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

Temperature Converter

Tools

Convert between Celsius, Fahrenheit and Kelvin

Noise Figure and Noise Temperature Calculator

Tools

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

AC Motor Control Circuits

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Perhaps the most challenging aspect of interpreting ladder diagrams,…

Temperature Coefficient of Resistance

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

Electrical Conduction in Semiconductors

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

Heat Sink Calculator

Tools

This calculator helps determine the maximum temperature a device can withstand

Algebraic Equation Manipulation for Electric Circuits

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

Soldering

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

Transistors, Bipolar

Textbook

There are not too many circuit symbols for bipolar transistors. There…

Resistors

Textbook

Because the relationship between voltage, current, and resistance in…

Switches

Worksheets - Thermoelectric Coolers

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

Comparator with Hysteresis (Schmitt Trigger) Calculator

Tools

This calculator will compute the required resistor ratio (R2/R1) and reference voltage (VREF) to create the desired high (VTH) and low (VTL) threshold voltages in a non-inverting comparator circuit with hysteresis (commonly called a Schmitt trigger).

Soldering

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

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

Susceptance and Admittance

Textbook

What is Conductance? In the study of DC circuits, the student of…

Static Electricity

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What does it mean for an object to have an electric charge? Give an…

Series and Parallel Component Equivalent Values

Textbook

Series and Parallel Resistances     Series and Parallel…

Contributors (6)

Textbook

Contributors to this chapter are listed in chronological order of…

Kirchhoff’s Laws

Worksheets - Thermoelectric Coolers

Many electronic circuits use what is called a split or a dual power…

Electrical Transients

Textbook

This chapter explores the response of capacitors and inductors to…

Circuit Effects

Textbook

The principle of non-sinusoidal, repeating waveforms being equivalent…

Transistors, junction field-effect (JFET)

Textbook

Note that the direction of the arrow at the gate indicates the…

Electron Activity in Chemical Reactions

Textbook

So far in our discussions on electricity and electric circuits, we…

Rules for Antiderivatives

Textbook

Constant Rule     Rule of Sums     Rule of…

Resistors

Worksheets - Thermoelectric Coolers

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

General Troubleshooting Tips

Textbook

When first approaching a failed or otherwise misbehaving system, the…

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.

Introduction to Combinational Logic Functions

Textbook

The term “combinational” comes to us from mathematics. In…