频率范围 118.0 - 136.975 MHz - 频率范围搜索

频率范围简介

暂无频率范围简介

频率明细

  • 类型
    起始频率
    中心频率
    终止频率
  • 太赫 (TeraHertz)
    0.000118 THz
    0.0001274875 THz
    0.000136975 THz
  • 吉赫 (GigaHertz)
    0.118 GHz
    0.1274875 GHz
    0.136975 GHz
  • 兆赫 (MegaHertz)
    118 MHz
    127 MHz
    137 MHz
  • 千赫 (KiloHertz)
    118000 KHz
    127488 KHz
    136975 KHz
  • 赫兹 (Hertz)
    118000000 Hz
    127487500 Hz
    136975000 Hz
  • 波长 (Wavelength)
    2.54 m
    2.35 m
    2.19 m
  • 周期 (Period Time)
    8.474576 ns
    7.843906 ns
    7.300602 ns

频率波段

ITU Radio Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Wavelength
    Note
  • VHF
    Very High Frequency
    30
    300
    10 m – 1 m
    FM radio, TV, airband communication, walkie-talkies

IEEE Standard 521-2002 Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Wavelength
    Note
  • VHF
    Very High Frequency
    30
    300
    10 m – 1 m
    Ground surveillance radar, ship navigation radar

EU, NATO, US ECM Radio Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Wavelength
    Note
  • A
    Very Low Frequency
    0
    250
    1.2 m – ∞
    Submarine communication, navigation, ELF signaling and deep penetration signals

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