频率范围 403.4875 - 405.9875 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)
    0.0004034875 THz
    0.0004047375 THz
    0.0004059875 THz
  • 吉赫 (GigaHertz)
    0.4034875 GHz
    0.4047375 GHz
    0.4059875 GHz
  • 兆赫 (MegaHertz)
    403 MHz
    405 MHz
    406 MHz
  • 千赫 (KiloHertz)
    403488 KHz
    404738 KHz
    405988 KHz
  • 赫兹 (Hertz)
    403487500 Hz
    404737500 Hz
    405987500 Hz
  • 波长 (Wavelength)
    74.3 cm
    74.1 cm
    73.8 cm
  • 周期 (Period Time)
    2.478392 ns
    2.470737 ns
    2.463130 ns

频率波段

ITU Radio Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Wavelength
    Note
  • UHF
    Ultra High Frequency
    300
    3000
    1 m – 10 cm
    TV broadcasting, Wi-Fi, GPS, mobile communication

IEEE Standard 521-2002 Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Wavelength
    Note
  • UHF
    Ultra High Frequency
    300
    1000
    1 m – 30 cm
    Air traffic control radar, through-wall radar, military tactical radar

EU, NATO, US ECM Radio Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Wavelength
    Note
  • B
    Low Frequency
    250
    500
    0.6 m – 1.2 m
    Legacy navigation, early communication systems

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