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Electronics

Terms related to electronics, including definitions about electrical components and words and phrases about computers, laptops parts, digital cameras, televisions and home appliances.

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  • 10,000-year clock - The 10,000-year clock is an accurate, long-term mechanical timepiece designed to tick once a year for 10,000 years.
  • 3-D chip (3D chip) - A 3-D chip is an integrated circuit (IC) containing a three-dimensional array of interconnected devices performing digital, analog, image processing and neural-network functions, either individually or in combination.
  • 3-D TV - 3-D TV is a television display technology that enables a three-dimensional effect, so that viewers perceive that an image has depth as well as height and width, similarly to objects in the real world.
  • abampere (abA) - The abampere (symbolized abA) is the unit of current in the cgs (centimeter/gram/second) system of electromagnetic units.
  • abcoulomb (abC) - The abcoulomb (abbreviated abC) is the unit of charge quantityin the cgs(centimeter/gram/second) system of electromagnetic units.
  • abfarad (abF) - The abfarad (abbreviated abF) is the unit of electromagnetic capacitance in the cgs (centimeter/gram/second) system of units.
  • abhenry (abH) - The abhenry (abbreviated abH) is the unit of electromagnetic inductance in the cgs (centimeter/gram/second) system of units.
  • abohm (ab W) - The abohm (symbolized ab W) is the unit of electromagnetic resistance in the cgs (centimeter/gram/second) system of units.
  • absiemens (abS) - The absiemens (symbolized abS) is the unit of conductance in the cgs (centimeter/gram/second) electromagnetic system of units.
  • abvolt (abV) - The abvolt (symbolized abV) is the unit of electromotive force (EMF) or potential difference in the cgs (centimeter/gram/second) electromagnetic system of units.
  • abwatt (abW) - The abwatt (symbolized abW) is the unit of power in the cgs (centimeter/gram/second) electromagnetic system of units.
  • accelerometer - An accelerometer is a device that measures changes in gravitational acceleration in a device it may be installed in.
  • accumulator - An accumulator is a register for short-term, intermediate storage of arithmetic and logic data in a computer's CPU (central processing unit).
  • adapter - An adapter is a physical device that allows one hardware or electronic interface to be adapted (accommodated without loss of function) to another hardware or electronic interface.
  • admittance (Y) - Admittance (symbolized Y) is an expression of the ease with which alternating current (AC) flows through a complex circuit or system.
  • AF (audio frequency or a.f.) - AF is a frequency such that, if applied to a transducer such as a loudspeaker or headset, will produce acoustic waves within the range of human hearing.
  • agri-tech - Agri-tech is the use of technology for farming that is developed to improve efficiency and profitability.
  • AirChat - AirChat is an anonymous wireless communications and connectivity tool that works without any wireless infrastructure.
  • alien crosstalk (AXT) - Alien crosstalk (AXT) is electromagnetic noise that can occur in a cable that runs alongside one or more other signal-carrying cables.
  • aluminum battery - Aluminum batteries run longer on a charge than lithium ion batteries and are safer in use.
  • ambient energy scavenging - Ambient energy scavenging, also called ambient energy harvesting, is a process of obtaining usable energy from surrounding natural and human-made sources in the everyday environment.
  • ambient temperature - Ambient temperature is the air temperature of any object or environment where equipment is stored.
  • American Wire Gauge (AWG) - American Wire Gauge (AWG) is a U.
  • ampere - An ampere is a unit of measure of the rate of electron flow or current in an electrical conductor.
  • ampere hour (Ah or amp hour) - An ampere hour (abbreviated Ah, or sometimes amp hour) is the amount of energy charge in a battery that will allow one ampere of current to flow for one hour.
  • amplification factor (gain) - The amplification factor, also called gain, is the extent to which an analog amplifier boosts the strength of a signal.
  • amplifier - An amplifier is an electronic device that increases the voltage, current, or power of a signal.
  • amplitude modulation (AM) - Modulation is the addition of information (or the signal) to an electronic or optical signal carrier.
  • analog - In telecommunications, an analog signal is one in which a base carrier's alternating current frequency is modified in some way, such as by amplifying the strength of the signal or varying the frequency, in order to add information to the signal.
  • analog-to-digital conversion (ADC) - Analog-to-digital conversion is an electronic process in which a continuously variable (analog) signal is changed, without altering its essential content, into a multi-level (digital) signal.
  • Andon - An Andon is a visual control that indicates the status of a machine, manufacturing line or process.
  • Android OS - Android OS is a Linux-based open source platform for mobile cellular handsets developed by Google and the Open Handset Alliance.
  • anode - An anode is the electrode in a polarized electrical device through which current flows in from an outside circuit.
  • antenna - An antenna is a specialized transducer that converts radio-frequency (RF) fields into alternating current (AC) or vice-versa.
  • apparent power - Apparent power is a measure of alternating current (AC) power that is computed by multiplying the root-mean-square (rms) current by the root-mean-square voltage.
  • Apple HomePod - Apple HomePod is the company’s Wi-Fi connected smart speaker that supports multi-room setups.
  • arc flash - An arc flash is an undesired electric discharge that travels through the air between conductors or from a conductor to a ground.
  • ARM processor - An ARM processor is any of several 32-bit RISC (reduced instruction set computer) microprocessors developed by Advanced RISC Machines, Ltd.
  • atomic clock (NIST-F1) - An atomic clock is the most accurate type of timepiece in the world, designed to measure time according to vibrations within atom s.
  • atomic force microscopy (AFM) - Atomic force microscopy (AFM) is a technique for analyzing the surface of a rigid material all the way down to the level of the atom.
  • attenuation - Attenuation is a general term that refers to any reduction in the strength of a signal.
  • attenuation-to-crosstalk ratio (ACR) or headroom - Attenuation-to-crosstalk ratio (ACR), also called headroom, is the difference, expressed as a figure in decibels (dB), between the signal attenuation produced by a wire or cable transmission medium and the near-end crosstalk (NEXT).
  • ATV (advanced television) - ATV (Advanced Television) is the name given by the U.
  • auto 3-D (autostereoscopic imaging) - Auto 3-D, more formally known as autostereoscopic imaging, is a display technology that enables a 3-D (three dimensional) effect without requiring the viewer to wear special glasses.
  • automated test equipment (ATE) - Automated test equipment (ATE) is computer-controlled equipment that tests electronic devices for functionality and performance.
  • automotive IT - Automotive IT is any hardware or software designed to augment and support the experience of operating a motor vehicle.
  • back-pressure sensor - A back-pressure sensor is a transducer that detects and measures the instantaneous torque that a robot motor applies.
  • backplane - A backplane is an electronic circuit board containing circuitry and sockets into which additional electronic devices on other circuit boards or cards can be plugged; in a computer, generally synonymous with or part of the motherboard.
  • balun - A balun is a device that joins a balanced line (one that has two conductors, with equal currents in opposite directions, such as a twisted pair cable) to an unbalanced line (one that has just one conductor and a ground, such as a coaxial cable).
  • band - In telecommunication, a band - sometimes called a frequency band - is a specific range of frequencies in the radio frequency (RF) spectrum, which is divided among ranges from very low frequencies (vlf) to extremely high frequencies (ehf).
  • bandpass filter - A bandpass filter is an electronic device or circuit that allows signals between two specific frequencies to pass, but that discriminates against signals at other frequencies.
  • bandwidth - Bandwidth is the capacity of a wired or wireless network communications link to transmit the maximum amount of data from one point to another over a computer network or internet connection in a given amount of time -- usually one second.
  • battery life - Battery life is a measure of  battery performance and longevity, which can be quantified in several ways: as run time on a full charge, as estimated by a manufacturer in milliampere hours, or as the number of charge cycles until the end of useful life.
  • battery management system (BMS) - A battery management system (BMS) is an electronic regulator that monitors and controls the charging and discharging of rechargeable batteries.
  • battery memory effect - The battery memory effect is a reduction in the longevity of a rechargeable battery's charge, due to incomplete discharge in previous uses.
  • Bel - In electronics and communications, the Bel expresses the logarithmic ratio between two levels of signal power, voltage, or current.
  • Betamax - Betamax is a videocassette recording (VCR) technology that uses magnetic tape 1/2 inch (1.
  • betamaxed - To be betamaxed is to have your superior product lose out in the market to an inferior one as a result of marketing, influence or some other factor unrelated to product quality.
  • bezel - A bezel is the border between the screen and frame of a computer monitor, smartphone or any other computing device.
  • bias - Bias is direct current (DC) deliberately made to flow, or DC voltage deliberately applied, between two points for the purpose of controlling a circuit.
  • biomechatronics - Biomechatronics is the interdisciplinary study of biology, mechanics, and electronics.
  • bioprinting - Although bioprinting is still in the experimental stage and is currently used primarily in scientific study rather than applied science, the possibility of creating functional replacement tissues or organs could one day transform medical treatment.
  • bipolar transistor - A bipolar transistor is a semiconductor device commonly used for amplification.
  • birdie - A birdie is a false, or phantom, signal that appears in a superheterodyne wireless receiver.
  • bit slicing - Bit slicing is a method of combining processor modules to multiply the word length.
  • bogie (bogey) - The term bogie, also spelled bogey, refers to a false blip on a radar display.
  • Broadband over Power Line (BPL) - Broadband over Power Line (BPL) is a technology that allows Internet data to be transmitted over utility power lines.
  • broadcast flag - The broadcast flag is the Advanced Television Systems Committee's proposed copy protection encoding for broadcast digital television (DTV) signals.
  • brownout reset - A brownout reset is a circuit that causes a computer processor to reset (or reboot) in the event of a brownout, which is a significant drop in the power supply output voltage.
  • buckypaper - Buckypaper is a strong and lightweight substance manufactured from compressed carbon nanotubes, which are long, cylindrical carbon structures consisting of hexagonal graphite molecules attached at the edges.
  • burn-in - Burn-in is a test in which a system or component is made to run for an extended period of time to detect problems.
  • cadmium telluride (CdTe) photovoltaics - Cadmium telluride (CdTe) photovoltaics is a technology that uses the compound cadmium telluride (CdTe) as the semiconductor material in photovoltaic (PV) cells that convert sunlight into DC (direct current) electricity.
  • canned air - Canned air is compressed air in a spray can with a very long nozzle that enables a precisely focused blast of air for cleaning delicate or sensitive things.
  • capacitor (capacitance) - In its simplest form, a capacitor consists of two conducting plates separated by an insulating material called thedielectric.
  • carrierless amplitude/phase (CAP) - Carrierless amplitude/phase (CAP) modulation was the original approach for modulation of a Digital Subscriber Line (DSL) signal.
  • catastrophic failure - Catastrophic failure is a complete, sudden, often unexpected breakdown in a machine, electronic system, computer or network.
  • cathode - A cathode is the metallic electrode through which current flows out in a polarized electrical device.
  • cathode ray tube (CRT) - A cathode ray tube (CRT) is a specialized vacuumtube in which images are produced when an electron beam strikes aphosphorescent surface.
  • cell phone jammer - A cell phone jammer is a device that blocks transmission or reception of signals, usually by creating some form of interference at the same frequency ranges that cell phones use.
  • Chameleon Card - The Chameleon Card is a programmable card in development at Chameleon Network that can represent each of the owner's credit, debit, and customer cards as required, making it unnecessary to carry all of the aforementioned.
  • characteristic impedance of free space - The characteristic impedance of free space, also called the Z o of free space, is an expression of the relationship between the electric-field and magnetic-field intensities in an electromagnetic field (EM field) propagating through a vacuum.
  • charge (electric charge) - In physics, charge, also known as electric charge, electrical charge, or electrostatic charge and symbolized q, is a characteristic of a unit of matter that expresses the extent to which it has more or fewer electrons than protons.
  • charge cycle - The number of charge cycles a rechargeable battery can withstand before performance degrades is the accepted method of measurement for rating rechargeables’ charge cycles.
  • charge quantity - Charge quantity is an expression of the extent to which an object is electrically charged.
  • chipset - A chipset is a group of integrated circuits (microchips) that can be used together to serve a single function and are therefore manufactured and sold as a unit.
  • Chromebook - Google Chromebook is a thin client laptop that is configured with the Chrome operating system (Chrome OS).
  • cinema pulldown 3:2 (telecine) - Cinema pulldown 3:2 is an algorithm for matching the slower frame rate of film to the faster refresh rate of a 60 Hz television.
  • circuit - In electronics, a circuit is a path between two or more points along which an electrical current can be carried.
  • circuit bending - Circuit bending is the practice of modifying existing electronics items, most often toys, to create other items, usually musical instruments.
  • clean electricity - Clean electricity is electrical power that is free from voltage spikes and drops.
  • clean room - A clean room (or cleanroom) is an enclosed space in which airborne particulates, contaminants, and pollutants are kept within strict limits.
  • CMOS (complementary metal-oxide semiconductor) - CMOS (complementary metal-oxide semiconductor) is the semiconductor technology used in the transistors that are manufactured into most of today's computer microchips.
  • coarse wavelength division multiplexing (CWDM) - Coarse wavelength division multiplexing (CWDM) is a method of combining multiple signals on laser beams at various wavelengths for transmission along fiber optic cables, such that the number of channels is fewer than in dense wavelength division multiplexing (DWDM) but more than in standard wavelength division multiplexing (WDM).
  • coexistence testing - Coexistence testing, similar to compatibility testing, is a method of measuring the ability of multiple devices to interact in a single environment with limited bandwidth.
  • combinatorial logic - Combinatorial logic is a concept in which two or more input states define one or more output states, where the resulting state or states are related by defined rules that are independent of previous states.
  • composite video (baseband video or RCA video) - Composite video, also called baseband video or RCA video, is the analog waveform that conveys the image data in a conventional National Television Standards Committee (NTSC) television signal.
  • compressed air - Compressed air is a gas, or a combination of gases, that has been put under greater pressure than the air in the general environment.
  • conductance - Conductance is an expression of the ease with which electric current flows through a substance.
  • conductor - ln electronics, a conductor is a substance in which electrical charge carriers move easily from atom to atom with the application of voltage.
  • conformal coating - Conformal coating is the process of spraying a dielectric material onto a device component to protect it from moisture, fungus, dust, corrosion, abrasion, and other environmental stresses.

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