UHF

Học thuật
Thân thiện
Definition
  1. Noun:
    • Ultra High Frequency: A radio frequency band ranging from 300 to 3000 megahertz (MHz). It is used for various types of broadcasting and communication, including television, mobile phones, and Wi-Fi.
Usage Examples
  • Noun:
    • The new television station broadcasts on a UHF channel.
    • Many modern wireless devices operate within the UHF band.
Advanced Usage
  • "UHF band": Refers specifically to the range of radio frequencies from 300 to 3000 MHz.

    • Satellite communications often utilize the UHF band.
  • "UHF signal": Describes a transmission carried on an ultra-high frequency.

    • The UHF signal is less prone to interference from buildings than lower frequencies.
Variants and Related Words
  • VHF (Very High Frequency): A lower frequency band (30 to 300 MHz) often compared with UHF.
  • SHF (Super High Frequency): The next higher frequency band (3 to 30 GHz) above UHF.
Synonyms
  • Ultra High Frequency: The full term for UHF.
  • Decimetric band: A technical term referring to the wavelength range (1 meter to 1 decimeter) corresponding to UHF frequencies.
Related Phrases
  • "UHF antenna": An antenna designed to receive or transmit UHF signals.

    • You might need a new UHF antenna to get those channels.
  • "UHF television": Television broadcasting that uses the UHF frequency band.

    • UHF television allowed for more channels than the older VHF system.
Noun
  1. 300 to 3000 megahertz