light-emitting-diode indicator
31lamp — lampless, adj. /lamp/, n. 1. any of various devices furnishing artificial light, as by electricity or gas. Cf. fluorescent lamp, incandescent lamp. 2. a container for an inflammable liquid, as oil, which is burned at a wick as a means of… …
32electricity — /i lek tris i tee, ee lek /, n. 1. See electric charge. 2. See electric current. 3. the science dealing with electric charges and currents. 4. a state or feeling of excitement, anticipation, tension, etc. [1640 50; ELECTRIC + ITY] * * *… …
33Japanese railway signals — This article explains railway signals in Japan.In Japanese ministerial decree defining technical standard of railway (鉄道に関する技術上の基準を定める省令 Tetsudō ni kansuru gijutsu jō no kijun wo sadameru shōrei), railway signals are defined to indicate… …
34Abkürzungen/Luftfahrt/L–R — Dies ist der vierte Teil der Liste Abkürzungen/Luftfahrt. Liste der Abkürzungen Teil 1 A A Teil 2 B–D B; C; D Teil 3 E–K …
35Bicycle lighting — has two purposes: seeing and being seen. There are many types of bicycle lights available, each with its own advantages and disadvantages. There is no one best solution for any rider, and many riders mix and match different technologies to… …
36ANSI/VITA 40-2003 — Abstract: This human factors engineering standard defines the colors, behaviors, placement, and labeling of status indicators for boards, field replaceable units, and enclosures in the computer industry. It is generally applicable to all types of …
37List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… …
38Glossary of military abbreviations — List of terms, acronyms, information, related to modern armour, artillery, infantry, weapons, and related military subject matter.* AA anti aircraft * AAA anti aircraft artillery Triple A * AAAV Advanced Amphibious Assault Vehicle * AAD Armoured… …
39Thermostat — This article is about the temperature regulating device. For the French cooking oven temperature scale, see Gas Mark#Other cooking temperature scales. Honeywell s iconic The Round model T87 thermostat, one of which is in the Smithsonian …
40Current source — Figure 1: An ideal current source, I, driving a resistor, R, and creating a voltage V A current source is an electrical or electronic device that delivers or absorbs electric current. A current source is the dual of a voltage source. The term… …
