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  2. Nebo-SVU - Wikipedia

    en.wikipedia.org/wiki/Nebo-SVU

    The Nebo-SVU (also known as 1L119) (in Cyrillic: Небо-СВУ, 1Л119) is a very high frequency (VHF) multi-functional radar and the first radar with an active electronically scanned array (AESA) antenna operating at meter wavelengths. The radar was introduced in 2001 as a replacement for the Nebo-SV.

  3. Nizhny Novgorod Research Institute of Radio Engineering

    en.wikipedia.org/wiki/Nizhny_Novgorod_Research...

    The Nizhny Novgorod Research Institute of Radio Engineering (Russian acronym: NNIIRT) has since 1948 developed a number of radars. [7]Other innovations were radars with frequency hopping; the P-10 Volga A (NATO: KNIFE REST B) in 1953, radars with transmitter signal coherency and special features like moving target indicator (MTI); the P-12 Yenisei (NATO: SPOON REST) in 1955, as well as the P ...

  4. Russian air surveillance radars - Wikipedia

    en.wikipedia.org/wiki/Russian_air_surveillance...

    These were mainly radars in the VHF-band, and many of which featured developments in technology that represented "first offs" in the Soviet Union. Innovations include the first Soviet air surveillance radar with a circular scan: the P-8 Volga (NATO: KNIFE REST A) in 1950, the first 3D radar : the 5N69 Salute (NATO: BIG BACK) in 1975, and in ...

  5. Nebo-M - Wikipedia

    en.wikipedia.org/wiki/Nebo-M

    The Nebo-M [1] or Nebo-ME (in Cyrillic: 55Ж6МЕ «Небо-МЕ», Nebo means "sky") also known as RLM-ME or 55Zh6ME (export version) [2] is an integrated multi-functional radar system that features a multiple programmable multi-band design radars and a central data fusion. The radar began to be investigated in 1984.

  6. Radio spectrum - Wikipedia

    en.wikipedia.org/wiki/Radio_spectrum

    Radar-frequency bands according to IEEE standard [17] Band designation Frequency range Explanation of meaning of letters; HF: 0.003 to 0.03 GHz: High frequency [18] VHF: 0.03 to 0.3 GHz: Very high frequency [18] UHF: 0.3 to 1 GHz: Ultra-high frequency [18] L: 1 to 2 GHz: Long wave S: 2 to 4 GHz: Short wave C: 4 to 8 GHz: Compromise between S ...

  7. The Best High-Yield Dividend ETF to Invest $2,000 in Right Now

    www.aol.com/best-high-yield-dividend-etf...

    JEPQ data by YCharts.. Long-term dividend yields. The monthly payouts added up to $5.38 per share over the last year, or a 10.7% yield against the current share price of approximately $58.

  8. P-14 radar - Wikipedia

    en.wikipedia.org/wiki/P-14_radar

    P-14MA/5H84AMA [7] – ground-based long-range VHF surveillance radar P-180U is offered as the modernized follow-on to its prototype, the analogue P-14. Produced in LiTak-Tak [ 8 ] ( Lithuania ). Modernization of early-warning VHF radar 5N84A (5N84, 44Zh6 or P-14) offers the best (in terms of efficiency/cost ratio) alternative to restoration or ...

  9. Very high frequency - Wikipedia

    en.wikipedia.org/wiki/Very_high_frequency

    Very high frequency (VHF) is the ITU designation [1] for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten meters to one meter. Frequencies immediately below VHF are denoted high frequency (HF), and the next higher frequencies are known as ultra high frequency ...