quarter-wave antenna

quarter-wave antenna
четвертьволновая антенна

English-russian astronautics dictionary. - M.: Military Publishing house. . 1964.

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Смотреть что такое "quarter-wave antenna" в других словарях:

  • quarter-wave antenna — ketvirčio bangos antena statusas T sritis radioelektronika atitikmenys: angl. quarter wave antenna vok. Vierterwellenantenne, f rus. четвертьволновая антенна, f pranc. antenne quart d onde, f …   Radioelektronikos terminų žodynas

  • quarter-wave antenna — A radio antenna whose length is one quarter of the wavelength of the frequency for which the antenna is used …   Aviation dictionary

  • quarter-wave antenna — One whose overall length is approximately a quarter of free space wavelength corresponding to frequency of operation. Under these conditions it is oscillating in its first natural mode, and is half a dipole …   Dictionary of automotive terms

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

  • Antenna height considerations — The Aspects for Antenna heights considerations are depending upon the wave range and economical reasons.Longwave/Low frequency antennasAt VLF, LF and MF the radio mast or tower is often used directly as an antenna. Its height determines the… …   Wikipedia

  • Dipole antenna — A schematic of a half wave dipole antenna connected to an unbalanced coaxial cable. Better practice is to connect the balanced dipole to the unbalanced line with a balun. A dipole antenna is a radio antenna that can be made of a simple wire, with …   Wikipedia

  • Rubber Ducky antenna — on a transceiver The Rubber Ducky antenna (or Rubber Duck aerial) is an electrically short monopole antenna which functions somewhat like a base loaded whip antenna and is sealed in a rubber or plastic jacket to protect the antenna.[1]… …   Wikipedia

  • Television antenna — A Winegard HD 7084P 68 element VHF/UHF aerial antenna A television antenna, or TV aerial, is an antenna specifically designed for the reception of over the air broadcast television signals, which are transmitted at frequencies from about 41 to… …   Wikipedia

  • Microstrip antenna — In telecommunication, there are several types of microstrip antennas (also known as printed antennas) the most common of which is the microstrip patch antenna or patch antenna. A patch antenna is a narrowband, wide beam antenna fabricated by… …   Wikipedia

  • Antenna tuner — An antenna tuner, transmatch, or antenna tuning unit (ATU) matches a transceiver with a fixed impedance (typically 50 ohms for modern transceivers) to a load (feed line and antenna) impedance which is unknown, complex or otherwise does not match …   Wikipedia

  • Whip antenna — on car A whip antenna is an antenna consisting of a single straight flexible wire or rod, often mounted above some type of conducting surface called a ground plane.[1] The bottom end of the whip is connected to the radio receiver or transmitter.… …   Wikipedia


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