loop transmitter

См. также в других словарях:

• Loop antenna — A shortwave loop antenna A loop antenna is a radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line. Within this physical description there are two very …   Wikipedia

• Current loop — This article is about the electrical signaling schemes. For the oceanic phenomenon, see Loop current. A current loop describes two different electrical signalling schemes. Contents 1 Digital 2 Analog 3 Process control use …   Wikipedia

• Magnetic loop — antennas (also known as Small Transmitting/Receiving Loops) have a small antenna size compared to other antennas for the same wavelength. A magnetic loop is one in which the current amplitude is constant round the circumference, and it is… …   Wikipedia

• LORAN-C transmitter Loop Head — is a LORAN C transmitter at Loop Head in the Republic of Ireland, situated at 52° 35 03 N, 9° 49 06 W (coord|52|35|3|N|9|49|6|W|). LORAN C transmitter Loop Head is used as Zulu Secondary station with a transmission power of 250 kW at the Ejde… …   Wikipedia

• Spark-gap transmitter — A spark gap transmitter is a device for generating radio frequency electromagnetic waves. These devices served as the transmitters for most wireless telegraphy systems for the first three decades of radio (1887 ndash;1916) and the first… …   Wikipedia

• Phase-locked loop — PLL redirects here. For other uses, see PLL (disambiguation). A phase locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is related to the phase of an input reference signal. It is an electronic… …   Wikipedia

• Wireless local loop — WLL redirects here. Not to be confused with Weight Load Limit, the maximum weight that a given apparatus can bear Wireless local loop (WLL), is a term for the use of a wireless communications link as the last mile / first mile connection for… …   Wikipedia

• Universal asynchronous receiver/transmitter — A universal asynchronous receiver/transmitter (usually abbreviated UART and pronEng|ˈjuːɑrt) is a type of asynchronous receiver/transmitter , a piece of computer hardware that translates data between parallel and serial forms. UARTs are commonly… …   Wikipedia

• Antenna (radio) — Whip antenna on car …   Wikipedia

• AZUSA — refers to a ground based radar tracking system installed at Cape Canaveral, Florida and the NASA Kennedy Space Center. AZUSA dated back to the early 1950s and was named after the southern California town (Azusa, California) where the system was… …   Wikipedia

• telephone — telephoner, n. /tel euh fohn /, n., v., telephoned, telephoning. n. 1. an apparatus, system, or process for transmission of sound or speech to a distant point, esp. by an electric device. v.t. 2. to speak to or summon (a person) by telephone. 3.… …   Universalium