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Index Potentiometer

A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. [1]

50 relations: Amplitude, Analog computer, Audio equipment, Audio power amplifier, Cermet, Charles Wheatstone, Contact resistance, Digital-to-analog converter, Dimmer, Displacement (vector), Ear, EEPROM, Electric current, Electric potential, Electrical resistivity and conductivity, Equalization (audio), Field-programmable gate array, Flash memory, Function generator, Graphite, Ground (electricity), Helix, Initial condition, Joystick, Linearity, Logarithm, Loudness, Mary Hallock-Greenewalt, Microprocessor, Multivibrator, Operational amplifier, Oscilloscope, Passivity (engineering), Polyethylene terephthalate, Potentiometer (measuring instrument), Potentiometric sensor, Proportionality (mathematics), Push-button, Resistor, Rotary encoder, Servomechanism, String potentiometer, Terminal (electronics), Tone control circuit, Transducer, TRIAC, Trimmer (electronics), Voltage divider, Watt, Weber–Fechner law.


The amplitude of a periodic variable is a measure of its change over a single period (such as time or spatial period).

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Analog computer

An analog computer or analogue computer is a form of computer that uses the continuously changeable aspects of physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved.

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Audio equipment

Audio equipment refers to devices that reproduce, record, or process sound.

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Audio power amplifier

An audio power amplifier (or power amp) is an electronic amplifier that reproduces low-power electronic audio signals such as the signal from radio receiver or electric guitar pickup at a level that is strong enough for driving (or powering) loudspeakers or headphones.

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A cermet is a composite material composed of ceramic (cer) and metal (met) materials.

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Charles Wheatstone

Sir Charles Wheatstone FRS (6 February 1802 – 19 October 1875), was an English scientist and inventor of many scientific breakthroughs of the Victorian era, including the English concertina, the stereoscope (a device for displaying three-dimensional images), and the Playfair cipher (an encryption technique).

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Contact resistance

The term contact resistance refers to the contribution to the total resistance of a system which can be attributed to the contacting interfaces of electrical leads and connections as opposed to the intrinsic resistance, which is an inherent property, independent of the measurement method.

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Digital-to-analog converter

In electronics, a digital-to-analog converter (DAC, D/A, D2A, or D-to-A) is a system that converts a digital signal into an analog signal.

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Dimmers are devices connected to a light fixture and used to lower the brightness of light.

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Displacement (vector)

A displacement is a vector whose length is the shortest distance from the initial to the final position of a point P. It quantifies both the distance and direction of an imaginary motion along a straight line from the initial position to the final position of the point.

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The ear is the organ of hearing and, in mammals, balance.

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EEPROM (also E2PROM) stands for Electrically Erasable Programmable Read-Only Memory and is a type of non-volatile memory used in computers, integrated in microcontrollers for smart cards and remote keyless system, and other electronic devices to store relatively small amounts of data but allowing individual bytes to be erased and reprogrammed.

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Electric current

An electric current is a flow of electric charge.

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Electric potential

An electric potential (also called the electric field potential, potential drop or the electrostatic potential) is the amount of work needed to move a unit positive charge from a reference point to a specific point inside the field without producing any acceleration.

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Electrical resistivity and conductivity

Electrical resistivity (also known as resistivity, specific electrical resistance, or volume resistivity) is a fundamental property that quantifies how strongly a given material opposes the flow of electric current.

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Equalization (audio)

Equalization or equalisation is the process of adjusting the balance between frequency components within an electronic signal.

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Field-programmable gate array

A field-programmable gate array (FPGA) is an integrated circuit designed to be configured by a customer or a designer after manufacturing hence "field-programmable".

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Flash memory

Flash memory is an electronic (solid-state) non-volatile computer storage medium that can be electrically erased and reprogrammed.

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Function generator

A function generator is usually a piece of electronic test equipment or software used to generate different types of electrical waveforms over a wide range of frequencies.

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Graphite, archaically referred to as plumbago, is a crystalline allotrope of carbon, a semimetal, a native element mineral, and a form of coal.

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Ground (electricity)

In electrical engineering, ground or earth is the reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the earth.

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A helix, plural helixes or helices, is a type of smooth space curve, i.e. a curve in three-dimensional space.

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Initial condition

In mathematics and particularly in dynamic systems, an initial condition, in some contexts called a seed value, is a value of an evolving variable at some point in time designated as the initial time (typically denoted t.

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A joystick is an input device consisting of a stick that pivots on a base and reports its angle or direction to the device it is controlling.

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Linearity is the property of a mathematical relationship or function which means that it can be graphically represented as a straight line.

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In mathematics, the logarithm is the inverse function to exponentiation.

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In acoustics, loudness is the subjective perception of sound pressure.

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Mary Hallock-Greenewalt

Mary Elizabeth Hallock-Greenewalt (Sept. 8, 1871 – Nov. 27, 1950)Ancestry.com.

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A microprocessor is a computer processor that incorporates the functions of a central processing unit on a single integrated circuit (IC), or at most a few integrated circuits.

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A multivibrator is an electronic circuit used to implement a variety of simple two-state devices such as relaxation oscillators, timers and flip-flops.

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Operational amplifier

An operational amplifier (often op-amp or opamp) is a DC-coupled high-gain electronic voltage amplifier with a differential input and, usually, a single-ended output.

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An oscilloscope, previously called an oscillograph, and informally known as a scope or o-scope, CRO (for cathode-ray oscilloscope), or DSO (for the more modern digital storage oscilloscope), is a type of electronic test instrument that allows observation of varying signal voltages, usually as a two-dimensional plot of one or more signals as a function of time.

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Passivity (engineering)

Passivity is a property of engineering systems, used in a variety of engineering disciplines, but most commonly found in analog electronics and control systems.

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Polyethylene terephthalate

Polyethylene terephthalate (sometimes written poly(ethylene terephthalate)), commonly abbreviated PET, PETE, or the obsolete PETP or PET-P, is the most common thermoplastic polymer resin of the polyester family and is used in fibres for clothing, containers for liquids and foods, thermoforming for manufacturing, and in combination with glass fibre for engineering resins.

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Potentiometer (measuring instrument)

A potentiometer is an instrument for measuring voltage by comparison of an unknown voltage with a known reference voltage.

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Potentiometric sensor

A potentiometric sensor is a type of chemical sensor that may be used to determine the analytical concentration of some components of the analyte gas or solution.

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Proportionality (mathematics)

In mathematics, two variables are proportional if there is always a constant ratio between them.

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A push-button (also spelled pushbutton) or simply button is a simple switch mechanism for controlling some aspect of a machine or a process.

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A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element.

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Rotary encoder

A rotary encoder, also called a shaft encoder, is an electro-mechanical device that converts the angular position or motion of a shaft or axle to analog or digital output signals.

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In control engineering a servomechanism, sometimes shortened to servo, is an automatic device that uses error-sensing negative feedback to correct the action of a mechanism.

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String potentiometer

A string potentiometer is a transducer used to detect and measure linear position and velocity using a flexible cable and spring-loaded spool.

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Terminal (electronics)

A terminal is the point at which a conductor from an electrical component, device or network comes to an end and provides a point of connection to external circuits.

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Tone control circuit

Tone control is a type of equalization used to make specific pitches or "frequencies" in an audio signal softer or louder.

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A transducer is a device that converts energy from one form to another.

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TRIAC, from triode for alternating current, is a generic trademark for a three terminal electronic component that conducts current in either direction when triggered.

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Trimmer (electronics)

A trimmer is a miniature adjustable electrical component.

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Voltage divider

In electronics, a voltage divider (also known as a potential divider) is a passive linear circuit that produces an output voltage (Vout) that is a fraction of its input voltage (Vin).

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The watt (symbol: W) is a unit of power.

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Weber–Fechner law

The Weber–Fechner law refers to two related laws in the field of psychophysics, known as Weber's law and Fechner's law.

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[1] https://en.wikipedia.org/wiki/Potentiometer

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