Monochrome surveillance cameras use LEDs to provide infrared light. An LED creates an infrared light frequency when stimulated by an electric charge.
Nearly indestructable chemical lamp used in many lighted poi products. See Making your own LED poi
LED stands for ight mitting iode. Emits light when a voltage is applied.
See infrared emitter or backlight.
An electronic component that produces light when stimulated by electricity. This is the cheapest and most common type of transmitter for infrared light along an optical fibre.
LEDs are essentially solid-state semiconductors that contain a chemical compound that gives off light when an electric current passes through it. They operate without the glass and filament of incandescents and are noted for their lighting efficiency and long life.
A very common semiconductor component emitting light when a voltage is applied. Commonly available in red, green, yellow and blue. Combinations of these can be used to make "white" LEDs. Advantages: inexpensive, easy drive circuitry, extremely long life, wide operating temperature range. Disadvantages: limited color selection, requires dispersion as LEDs are point sources of light.
A semiconductor device that emits light when current is applied. LEDs are commonly used with multimode fiber cables for LAN and premise cabling. Generally, they are not as powerful as a Laser, but are less costly.
diode such that light emitted at a p-n junction is proportional to the bias current; color depends on the material used
Small (usually red ) flashing light indicating alarm is switched on.
A semiconductor diode that emits light when electrical voltage is applied. Used extensively in light-up toys as a small alternative to large electronics.
A small light (often red, green, or yellow) commonly used as an indicator.
Solid state devices that glow when electric current is applied. Type of display commonly used with electronic equipment.
(Light Emitting Diode) / indicator light The light on certain Palm devices that indicates the battery charging status and/or other information such as an alarm notification or wireless on/off status on certain wireless-capable devices.
Abbreviation of light emitting diode, an electronic device that lights up when electricity is passed through it. LEDs are usually red. They are good for displaying images because they can be relatively small, and they do not burn out. However, they require more power than LCDs.
is a semiconductor device that emits visible light when an electric current passes through it. The output from an LED can range from red to blue-violet. Wands, CCDs and imaging scanners use LEDs for a light source.
These are light-emitting diodes. These lights are usually small and fitted in great numbers for decorative purposes. They're also used to indicate power settings and other binary (on/off) configurations on head units and other displays.
Light emitting diode, a small, colored light bulb used typically as an indicator light.
Light emitting diode. These lights are often used to indicate low power on modern electronic equipment.
Light Emitting Diode. A semiconductor that produces light when a certain low voltage is applied to it in one direction.
A type of electronic sign that utilizes hundreds of light emitting diodes electronic chip and colored lens assemblies in single and tri-color matrixes. LED`s are physically flexible and inexpensive to operate when compared to other message centers.
Abbreviation for light-emitting diode. An electronic device that lights up when a current is passed through it.
Light Emitting Diode. A small pilot light on an instrument panel.
ight mition iode. Light-emitting diodes are diodes that emit visible light when electricity is applied, similar to a light bulb. RxControl simulates LEDs by animated images.
Light Emitting Diode. A semiconductor device that emits incoherent optical radiation when biased in the forward direction.
Light Emitting Diode A small indicator light most often used to show the power is on or the device is being used. LEDs are found on your computer case, monitor, printer, modem, CD-ROM drive, and hard drive.
Light Emitting Diode A semiconductor diode that emits light when an electrical signal is applied. They need a relatively low current, so can be driven by chip outputs. For example, can be used to indicate at what speed a port is operating.
Light-emitting diode, a light on a piece of hardware that indicates status or error conditions.
Abbreviation for "light emitting diode." It is an electronic device which lights up, usually red, when electricity passes through it..
(Light Emitting Diode) a special electronic light that can be made to emit rays of light of various wavelengths including infrared. LEDs are used on electronic equipment as indicator lights, sensor beams and other related purposes. They are very energy efficient.
Abbreviation for light emitting diode. An illumination technology used for exit signs. Consumes low wattage and has a rated life of greater than 80 years.
Light Emitting Diode. Often used as indicators on components.
Light-Emitting Diode. Small, light-producing transistor commonly used in viewfinder and other information displays.
LED stand for light emitting diode. These are lights on an instrument panel that turn on and off, indicating what you should do or what is being done.
Abbreviation for Light Emitting Diode; a solid-state lamp that users low power and lasts longer that normal incandescent light bulbs.
(Light Emitting Diode)--A semiconductor light source that emits visible light or invisible infrared radiation.
light emitting diode. A solid-state, light-emitting device that is used in some imaging systems.
Light-Emitting Diode. A small semiconductor that emits coloured light. Often used as a status indicator. LEDs are usually red, green, yellow, or white.
Light Emitting Diode A semiconductor device that emits visible light when an electric current passes through it. The light is not particularly bright, but in most LEDs it is monochromatic, occurring at a single wavelength. The output from an LED can range from red to blue-violet. Some LEDs emit infrared energy, such a device is known as an infrared-emitting diode. An LED or IRED consists of two elements of processed material called P-type semiconductors and N-type semiconductors. These two elements are placed in direct contact, forming a region called the P-N junction. In this respect, the LED or IRED resembles most other diode types, but there are important differences. The LED or IRED has a transparent package, allowing visible or IR energy to pass through. Also, the LED or IRED has a large PN-junction area whose shape is tailored to the application.
Light Emitting Diode - A solid state device which radiates light at a single frequency.
Light Emitting Diode. An electronic device typically used as an indicator. Most commonly red, but can be many other colors. Unlike an incandescent light, there is no filament or heat, so an LED has a long life.
Light Emitting Diode. The lights indicating status or activity on electronic equipment.
Light Emitting Diode. A diode, or two-state device, that emits light in one state ("on") and does not emit light in the other ("off"). LEDs are used to indicate problems or diagnostic codes.
light-emitting diode, a semiconductor that lights up; used in digital displays.
Light Emitting Diode A diode which emits light for backlight
A PN junction device that gives off light radiation when biased in the forward direction.
refers to a semiconductor device which emits light when current flows through the device. These devices have a preferred current direction.
Red light mounted somewhere in the vehicle. It is used to indicate the status of your system. It is also used to report triggers and faults in the system or sensors.
Light Emitting Diode. A type of semiconductor device that conducts current in one direction only and emits light.
Light Emitting Diode. A device used in a transmitter to convert information from electrical to optical form. It typically has a large spectralwidth.
Abbreviation for Light Emitting Diode. A semiconductor device that emits visible light when conducting current. Has replaced incandescent lamps as indicators in most electronic equipment.
is Light Emitting Diode is a source of light that lights up a display from the back. See backlight
Lights used in the wings which have Christmas light type multiple bulbs.
Light-Emitting Diodes are solid-state devices that radiate in the visible region. They are used in alphanumeric displays and as indicator or wiring lights.
This piece of electronics emits light when a current is passed through it. It does not work the same way as a light bulb, so it does not have the problem...
An abbreviation for light-emitting diode. Learn more about LED...
Light Emitting Diode. This is a semiconductor diode that emits light when a current passes though it. LEDs require little power to light up.
Light Emitting Diode. A display technology that uses a semiconductor diode that emits light when charged.
( Light-Emitting Diode) A semiconductor device emitting light when a current is passed through it. Used in certain types of display technology.
Light-Emitting Diode. A small semiconductor capable of almost instantaneous light display Frequently seen as useless bells and whistles on everything from toasters to whoopee cushions, but also a perfect way to construct an affordable real-time frequency analyzer display.
light emitting diode. A diode that lights up when a voltage is applied to it. This diode is made of a substance that illuminates when electricity passes through it.
Light Emitting Diode. Often used as status indicators.
Light Emitting Diode - Lighthouse 12mm indoor/outdoor please refer to drawing/tech. A full motion colour billboard style display, but at excellent resolution. This technology is capable of providing clear video images in direct daylight. Weather resistant which enables it to withstand significant environment challenges.
Light-emitting diode. A visual status indicator on a hardware device.
Diodes are electronic components that let electricity pass in only one direction. Light emitting diodes are diodes that emit visible light when electricity is applied, similar to a light bulb. When many LEDs are side-by-side, they can create pictures, such as the scrolling red LED signs found everywhere. LED displays are often confused with LCDs (liquid crystal displays), but they are different technologies.
Light-emitting diode. The light source often used in light pens.
A Light Emitting Diode. Gives the user the ability to display dots, numbers or text in the viewfinder through light producing transistors. This technology is slowly being replaced by the LCD display.
Light Emitting Diode. A device used to display various status functions.
A type of backlight used in some flat-screen monitors. LEDs warm up and emit light when they are electrically charged. These are generally not as bright as a CCFL.
Light Emitting Diode - A diode which emits light. Can be used as a single indicator or combined with other LEDs to create an alphanumeric display.
Light-emitting diode. Small circuit lamp used extensively in exit lights.
Light Emitting Diode. This is a type of semiconductor frequently used in microcomputer devices to signal on/off conditions in toggle keys. A Caps Lock or Num Lock Key, for example, may be fitted with a LED so that when the key is pressed for an on condition, electrical current will pass through it an light it up, until it is pressed into the off position. (7/96)
A semiconductor that produces light when activated.
light emitting diode. A type of solid-state numeric readout device. Often characterized by red or orange-red numbers.
Light Emitting Diode. Often used as an indicator on A/V components
Light Emitting Diode A diode that emits visible light when current passes through it. As most LED's operate on a single wavelength, they are generally identified by their size, wavelength and voltage. For example, the 276-086 LED is a 10 millimeter, 660 nanometer, 2 volt (+.2, -.1) Red LED.
small light which indicates alarm status - armed, disarmed, triggered.
A very small electronic component that emits light when electricity is supplied. They consume very little power and can be very bright. Typically used as an on/off indicator in electronic paintball markers.
Edit / Light Emitting Diode - A small solid-state light bulb. Often used as the emitter for single pixels on the wall displays used in call center readerboard systems. Because they don't burn out like normal light bulbs, LEDs are used in applications where reliability and longevity are required. They are most efficient when emitting red light, though green and even blue LEDs are common as well. See Also: OLED
Light Emitting Diode. A diode that emits light when current is passed through it. It has two leads: cathode (k) and anode.
Light Emitting Diode. Often used as a strobe for medium speed objects.
Acronym for Light Emitting Diode, a very common display type. An electrical current is passed through the diode causing illumination aided by the colored lens which surrounds them. LEDs usually have 7 light segments per digit when used as an Alpha-numeric display. Also commonly used to indicate ON/OFF or status functions individually. Orange-red, green, and yellow are common LED colors.
Light Emitting Diode. A diode emitting light when operated in a forward direction. Diodes have nearly zero forward resistance, therefore must a series current limiting resistor is required.
Light Emitting Diode. A semiconductor device used to transmit light into a fiber in response to an electrical signal. It typically has a broad spectral width.
Light Emitting Diode. All those wonderful little red, green and yellow indicator lights used on cameras, power supplies and most electronic devices.
Light Emitting Diode. Used on phones, e.g. Dterms on the Function or TMF keys, to indicate such functions as ringing (red or green flashing), message waiting, forward settings, etc. Also used on Wallboards to display queue status.
Light Emitting Diodes are special diodes that emit light when connected in a circuit. They are frequently used as â€œpilotâ€ lights in electronic appliances to indicate whether the circuit is closed or not.
Light Emitting Diode used to indicate device status.
Light emitting diode. A semiconducting diode that emits light when forward biased
A type of electronic changeable copy sign that utilizes hundreds of light-emitting diodes (electronic-chip-and-colored-lens assemblies) in single and tri-color arrangements. LEDs are physically flexible and inexpensive to operate when compared with other message centers.
Light-Emitting Diodes. A form of diode that sheds light. Used in many systems for indicator purposes.
(Light Emitting Diode) - The small light on electronic devices indicating current state, such as On or Charging. LEDs are usually of one color and rarely offer more than three states: On, Off, or Flashing (intermittent On).
Light Emitting Diode. An electronic device that lights up when power is applied. These devices are used as various status indicators.
A semiconductor device that converts electrical energy into electromagnetic radiation. The LED emits light of a particular frequency (hence a particular color) depending on the physical characteristics of the semiconductor used. See electroluminescence.
An acronym for Light Emitting Diode. A solid state diode which emits light when current passes through it in proper direction.
Light Emitting Diode. The little lights used on the computer to indicate the status of different functions. Also being used for their decorative effects.
Light Emitting Diode. A type of message display or visual indicator.
This is a semiconductor that produces light at a frequency determined by its chemical composition. The light source commonly used in wand-type readers.
A Light Emitting Diode is a semiconducting device that emits light when an electric current runs through it. It uses significantly less power, releases less heat, and lasts a lot longer than an incandescent light bulb.
Abbreviation for light-emitting diode. A solid state diode that glows when voltage is applied.
Light emitting diode. A specialized diode that sends out light when biased in a forward direction. Forward bias means that the anode is positive with respect to the cathode. When used as a display, LEDs do not require a back light, since they generate their own light.
LIGHT EMITTING DIODE. Special diodes that emit light when connected in a circuit. The LED consists of two wires that have been encapsulated in a small amount of plastic. Between these two wires are two pieces of semi-conductor. When electricity is applied through one of the pieces of wire, it travels up the wire through the one piece of semi-conductor and “jumps” to the other side. When it “jumps”, it emits a tiny photon of light. Different semi-conductors produce different colors.
Light-emitting diode. A Semiconductor that emits a light when current is passed through it, with diodes, current may only pass in one direction.
Light Emitting Diode. A gallium-arsenide diode that emits energy as light. Often used on automotive indicators.
Light Emitting Diode. LEDs are used on many control panels, keypads, bell boxes, etc. They are used on the panels as an indication of the function being used. On bell boxes they are used as a visual deterrent.
means Light Emitting Diode and is another light generation technology.
Light Emitting Diode. A semiconductor device that emits incoherent narrow-spectrum light when electrically biased in the forward direction.
Solid-state electrical device that emits random light when a forward rushing current is conducted through it.
Light Emitting Diode; a small, bright light that can be used for robot eyes, ship interiors. Usually sold at electronics stores like Radio Shack.
A light source mostly used in multimode systems. Distance limited by optical power.
LED displays provide a bright clear numeric presentation of readings in digital instruments. They are generally best for indoors environments and can be viewed from a greater distance in normal lighting conditions. Most LED displays are red but are also available in yellow and green.
Non-impact page printing engine type using electro-static toner and xerographic technology with LED (Light Emitting Diode) light source
Short for light emitting diode; an electronic device that lights up when electricity passes through it. LEDs are usually red, and are used for camera viewfinder displays, since they can be seen in the dark.
Light Emitting Diode, often used as indicator lamp.
light-emitting diode — An electronic component that emits light to indicate the status of the computer.
Light-emitting diode. A semiconductor device that emits light when electrically biased in the forward direction. The color of the emitted light depends on the chemical composition of the semiconducting material used.
Light-Emitting Diode. Available really cheap in your local electronics shop.
Light Emitting Diode. LEDs work on the principle of spontaneous emission of light as opposed to stimulated emission. LEDs usually have high bandwidth but relatively low power. LEDs operate in the infrared, visible and ultraviolet regions of the optical spectrum.
Light Emitting Diode. Solid state bulb using very low power and giving a long life.
(Light emitting diode) a semiconductor device that illuminates when electricity passes through it. Often used as an indicator light, or to spell out words and numbers. LEDs come in many colors, and some LEDs contain multiple elements and are therefore capable of multiple colors. Provides good visibility in direct sunlight and in darkness.
(light-emitting diodes): These are incorporated into VU meters to reflect transient peaks of volume.
a solid state light source that emits variable light, or (in MICRO SWITCH modulated LED controls) invisible, infrared radiation.
(light-emitting diode) - Solid-state devices that glow when electric current is applied.
semiconductor device that produces either visible or infrared light when electricity is passed through it; they require very little power and are often used as indicator lights.
A light on a handset to alert the user of various conditions.
Is a Light Emitting Diode.
Light Emitting Diode. A small, solid state device used to indicate dimmer or control status; also used in signs and control units.
Luminescent Electro Diode. Small electronic component which lights on when receiving electrical current. Its electrical consumption is very low.
Light Emitting Diode. A semiconductor device that emits light when voltage is applied.
Light Emitting Diode, a semiconductor device that emits light when a current is passed through it.
Light Emitting Diode Locked - Xbox hard drives, like laptop hard drives, are locked. You must unlock it to use it in another xbox or pc, and it must be locked to be used without a modchip. You can lock a hard drive on any box, but you need the xbox that locked it to unlock a hard drive. unless you have the eeprom
Abbreviation for "Light Emitting Diode". A small bulb that emits a light, lasts a long time, and uses very little power.
Light Emitting Diode. A solid-state diode rectifier whose atomic properties cause it to emit light when electric current is passed through it. Current LED technology allows the emission of light from infrared through green frequencies, and visible light LEDs are available in colors from deep red to green.
Refers to signs created out of a matrix of Light Emitting Diodes (LEDs) that are turned on or off to form letters and therefore display the intended message. An LED display is a power driven display which can be programmed with many different configurations to form different route displays. The driver can electronically select the required route for display.
An acronym that stands for Light Emitting Diode. Best described as a miniature light bulb smaller than the size of a dime. On average, these diodes have a life expectancy of 50,000 hours or 11.5 years of continuous use, thereby, making them more economical than the standard incandescent light bulb. More information about the features, performance, and cost comparison between LED and incandescent light bulb are avialable.
Light Emitting Diode used to indicate output.
Light-emitting diode - A semiconductor diode, generally made from gallium arsenide, that can serve as an infrared or visible light source when voltage is applied continuously or in pulses.
A "Light Emitting Diode" is an electronic light bulb of sorts that produces colored light. You'll find LEDs used in the center high mounted stop light on many vehicles, and used as indicator lights in some instrumentation. LEDs are also used in some vehic
A small light used as an indicator on many components.
Light emitting diode used in information displays and as status indicators.
Abbr.f. "Light Emitting Diode". A form of solid state lump.
Light Emitting Diode, a semiconductor device that emits light when conducting. (Typical wavelength 525-567nm Green, 585-591nm Yellow, 610-635nm Orange, 645-700nm Red) Mega, a prefix denoting a factor of 106 (One Million) mass, a measure of quantity in a body and a force experienced in a gravitational field. metre, the basic unit for measuring length (SI). milli, a prefix denoting a factor of 10-3 (One Thousandth) Newton, the derived unit of force that imparts an acceleration of 1 metre/second2 to a mass of 1 Kg (Sir Isaac Newton b.1643 d.1727) nano, a prefix denoting a factor of 10-9 (One Thousand Millionth - British, One Billionth - American)
Light Emitting Diode. These are common panel lights on the front of mixers or other equipment.
A semi-conductor device that produces light when an electrical current is passed through it.
Light emitting diode. Many locomotives use LEDs for headlamps and other loco lighting. They do not generate any heat but their lighting characteristics are not as "crisp" as incandescent bulbs.
Light emitting diodes. Displays the time in a red light. Found less frequently these days.
Light-Emitting Diode-is a special type of semiconductor that illuminates when an electrical charge passes through it. LED's are commonly green or red Show related articles
A Light-Emitting Diode. These are commonly used for illuminating boomerangs thrown at night, as LEDs emit a relatively bright light for the small amount of power they consume. Increasingly, they are combined with electrical circuits that allow simple, or very complex, patterns of flashing on and off. This extends battery life and can create stunning effects when spinning during flight.
Light Emitting Diode - These are the lights that glow in the bezel around the eject button for example.
Light Emitting Diode. An information display method. Usually used for viewfinder displays since it can be seen in the dark.
Light emitting diode. A bright semi-conductor component often used in equipment display panels.
Light Emitting Diode. A semi-conductor device used as an indicator lamp. Typically these are incorporated into buttons and show red or green.
(light emitting diode) A semiconductor diode that converts applied voltage to light and is used in digital displays, as of a calculator.
Light Emitting Diode. A special diode which emits light when connected to a circuit. They are frequently used as a source of light in electronic appliances and signs.
Light Emitting Diode; active display lighting up as long as supply voltage is fed to the counter
Light Emitting Diode. A diode is a semiconductor device through which current can go in only one direction. As a side effect, light-emitting diodes produce either visible or infrared light and require very little power.
A solid-state device that emits light when a current is passed through it. Usually used in alphanumeric displays that form characters out of bar segments in devices such as calculators and PBX displays.
(light emitting diode) a device that emits light (usually red) when an electrical current is passed through it. LEDs last for a long time, however, require more power than LCDs.
A semiconductor light source that emits light in the optical frequency band or the infrared frequency band. LEDs are a major light source for fiber-optical transmission used with multimode fiber in applications that require a low cost light source.
Light Emitting Diode. Light producing transistors used to display dots, numeric and text in the viewfinder, slowly replacing by LCD display.
Light Emitting Diode, a high reliability, illuminating device used as an indicator of state or status. Available in red, green, amber and blue.
light emitting diode. Semiconductor device that emits light produced by converting electrical energy. Status lights on hardware devices are typically LEDs.
(light-emitting diode) A small indicator light on a networking device that indicates status and other information about the device. For example, an LED on the WatchGuard SOHO blinks to indicate when the SOHO is receiving data.
light emitting diode. A fiber-optic light source.
Abbreviation for Light Emitting Diode. A semiconductor that emits light when current flows through it. In Banner photoelectric sensors, LEDs are used both as emitters for sensing beams and as visual indicators of alignment or output status. Banner sensors use visible red, visible green, visible blue, visible white, or infrared (invisible) LEDs.
Abbreviation for "light emitting diode." Related Terms: Ambient Temperature | bipolar junction transistor | bistable multivibrator | common cathode display | common-anode display | degenerative feedback | DIAC | electromagnetic communication | field effect transistor | internal resistance | lie detector | magnetic coil | magnetizing force | neon bulb | Nyquist Frequency | paper capacitor | parallel resonant circuit | phonograph | photovoltaic cell | Potentiometer | Power Supply | RC | reactive power | short circuit | silicon controlled switch | Slow Start | Soft Start | solenoid | source follower | speaker | superconductor | synchronization | technician | transformer coupling | Transistor Buffer | triac | varactor diode | voltage gain | wideband amplifier
Light emitting diode. Type of semiconductor that lights up when activated by voltage.
A semiconductor junction diode that emits radiant energy and is used as a light source for fiber-optics communications, particularly for short-haul links. Also used in alphanumeric displays in electronic telephones and calculators.
A solid-state component that uses a semiconductor (a silicon chip or some other type of semiconductor) that emits visible light when electric current passes through it. LED illumination is monochromatic, occurring at a single wavelength, and the output can range from red to blue-violet, green, amber, and white. An LED consists of two elements of processed material called P-type semiconductors and Ntype semiconductors. These two elements are placed in direct contact, forming a region called the P-N junction. In this respect, the LED resembles most other diode types, but there are important differences. The LED also has a transparent package, allowing visible energy (or in some cases infrared energy) to pass through. The PN-junction of LED's is larger than that of other diodes, too, and its shape is tailored to the application.
Light Emitting Display. An electronic device that channels light through tubes to create patterns that can produce changing video displays.
Light Emitting Diode. A semiconductor device which emits incoherent light from a p-n junction (when biased with an electrical current). Light may exit from the junction strip edge or from its surface (depending on the device's structure).
See light-emitting diodes.