shortwave

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 light

New Collegiate Dictionary. 2001.

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  • Shortwave — radio operates between the frequencies of 3,000 kHz (3.000 MHz) and 30,000 kHz (30.000 MHz) [ Tomislav Stimac, [http://www.vlf.it/frequency/bands.html Definition of frequency bands (VLF, ELF... etc.)] . IK1QFK Home Page (vlf.it).] and came to be… …   Wikipedia

  • shortwave — [shôrt′wāv΄] n. 1. an electromagnetic wave that is shorter than those used in commercial broadcasting, usually a radio wave 60 meters or less in length 2. a radio or radio band for broadcasting or receiving shortwaves: in full shortwave radio 3.… …   English World dictionary

  • 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 — /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 — 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 listening — (abbreviated as SWLing) is the hobby of tuning for shortwave radio broadcasts located on shortwave frequencies, usually thought of as those from 1700 kHz (the upper limit of the AM broadcasting band) to 30 MHz (the lower limit of the tuning range …   Wikipedia

  • Shortwave radio — Shortwave can also refer to a shortwave trough meteorology. A solid state, analog shortwave receiver Shortwave radio refers to the upper MF (medium frequency) and all of the HF (high frequency) portion of the radio spectrum, between… …   Wikipedia

  • Shortwave bands — are frequency allocations for use within the high frequency radio spectrum. They are the primary medium for applications such as marine communication, international broadcasting, and worldwide amateur radio activity because they take advantage of …   Wikipedia

  • Shortwave radiation — (SW) is a term used to describe the radiant energy in the visible (VIS), near ultraviolet (UV), and near infrared (NIR) wavelengths. The wavelength range is not always exactly defined, as there is no standard cut off for the NIR. Shortwave… …   Wikipedia

  • shortwave therapy — n SHORTWAVE DIATHERMY …   Medical dictionary

  • shortwave diathermy — n diathermy in which wavelengths of about 11 meters are employed …   Medical dictionary

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