Resistor Values

Standard Resistor Values In 1952, the IEC (International…

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PTC Thermistor

What are PTC Thermistors? PTC stands for "Positive Temperature…

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Thermistor

What is a Thermistor? A thermistor is a temperature sensitive…

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NTC Thermistor

What are NTC Thermistors? NTC stands for "Negative Temperature…

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Variable Resistor

What is a Variable Resistor? A variable resistor is a resistor of…

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Resistor SMD Code

What are SMD Resistors?   SMD resistors on a printed circuit…

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Basic DC Circuit Theory

Voltage and Current Relationship The earth is a dynamic place. Objects…

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Varistor

What is a Varistor? A varistor is a voltage dependent resistor (VDR).…

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Shunt Resistor

Definition Shunt Resistor A shunt resistor is used to measure electric…

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Resistors in Series

How to Calculate the Equivalent Resistance For Resistors in Series?…

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Power Resistor

What Are Power Resistors? Power resistors are designed to withstand…

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Ohm’s Law

What Is Ohm’s Law? Ohm’s law states that the electrical…

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Resistor Color Code

How Does the Resistor Color Code Work? Check out the All About…

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Standard Resistor Power Ratings

An electrical device’s power rating provides a general idea of…

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What Is Wye And Delta?

We learned in a previous page that resistors can be connected in…

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Metal Oxide Film Resistor

What are Metal Oxide Film Resistors? Metal-oxide film resistors are…

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Heater Resistor

What are Heater Resistors? Heater resistors are used whenever an…

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Potentiometer Taper

What is Potentiometer Taper? Potentiometer taper is the relation…

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Resistor Sizes and Packages

Resistors are available in a large number of different package styles…

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Digital Potentiometer

What is a Digital Potentiometer? A digital potentiometer (also known…

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PTC Thermistor

What are PTC Thermistors? PTC stands for "Positive Temperature…

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Trimmer Capacitor

What are trimmer capacitors? Trimmer capacitors are variable…

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Mica Capacitor

What are mica capacitors? Mica is a group of natural minerals. Silver…

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Thin and Thick Film

What are Thin and Thick Film Resistors? Thin and thick film resistors…

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Electric Field

What is an electric field? An electric field is a special state that…

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Resistor Noise

What is Resistor Noise? Noise is an unwanted phenomenon for resistors.…

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Motor starting capacitor

Motor capacitors AC induction motors use a rotating magnetic field to…

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Dielectric Materials

Dielectric materials Dielectric materials are essentially insulators,…

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Kirchhoff’s Laws

Gustav Robert Kirchhoff   Kirchhoff's laws are essential for…

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