shortwaves

См. также в других словарях:

• shortwaves — adj. using wavelengths of less than 200 meters, using frequencies of greater and 1600 kilohertz n. (Electricity) radio wave with a wavelength between 30 and 300 feet (10 and 100 meters) …   English contemporary dictionary

• radio — /ray dee oh /, n., pl. radios, adj., v., radioed, radioing. n. 1. wireless telegraphy or telephony: speeches broadcast by radio. 2. an apparatus for receiving or transmitting radio broadcasts. 3. a message transmitted by radio. adj. 4. pertaining …   Universalium

• Shortwave (meteorology) — A shortwave or shortwave trough is an embedded kink in the trough/ridge pattern. This is the opposite of longwaves, which are responsible for synoptic scale systems. Shortwaves are most frequently caused by either a cold pool or an upper level… …   Wikipedia

• broadcasting — /brawd kas ting, kah sting/, n. 1. the act of transmitting speech, music, visual images, etc., as by radio or television. 2. radio or television as a business or profession: She s training for a career in broadcasting. [1920 25; BROADCAST + ING1] …   Universalium

• May 2003 tornado outbreak sequence — Date of tornado outbreak: April 30–May 11, 2003 Duration1: 12 days Maximum rated tornado2: F4 tornado Tornadoes caused: 401 confirmed (most ever in an outbreak sequence) Damages …   Wikipedia

• shortwave — /shawrt wayv /, n., adj., v., shortwaved, shortwaving. n. 1. Elect. a radio wave shorter than that used in AM broadcasting, corresponding to frequencies of over 1600 kilohertz: used for long distance reception or transmission. 2. See shortwave… …   Universalium

• shortwave — 1. adjective a) Having a wavelength of approximately 10 to 200 meters b) Capable of transmitting or receiving signals at such a wavelength. 2. noun a) Any shortwave frequency, having a wavelength between approximately 10 and 200 …   Wiktionary

• shortwave — short•wave [[t]ˈʃɔrtˈweɪv[/t]] n. adj. v. waved, wav•ing 1) rtv a radio wave shorter than that used in AM broadcasting, corresponding to frequencies of over 1600 kilohertz: used for long distance reception or transmission 2) rtv shortwave radio… …   From formal English to slang

• shortwave — I. ˈ ̷ ̷| ̷ ̷ noun Usage: often attributive Etymology: short (I) + wave 1. : an electromagnetic or radio wave having a wavelength of between 10 and 100 meters 2. : a radio transmitter using shortwaves II. ˈ ̷ ̷ˈ ̷ ̷ …   Useful english dictionary

• shortwave — noun Usage: often attributive Date: 1907 1. a radio wave having a wavelength between 10 and 100 meters 2. a radio transmitter or receiver using shortwaves 3. electromagnetic radiation having a wavelength equal to or less than that of visible… …   New Collegiate Dictionary

• Yagi antenna — A Yagi Uda Antenna, commonly known simply as a Yagi antenna or Yagi, is a directional antenna system [ [http://what is what.com/what is/Yagi Uda antenna.html What is a Yagi Uda antenna? An explanation of the familiar Yagi Uda antenna from a non… …   Wikipedia