频率范围 396.0 - 399.9 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)
    0.000396 THz
    0.00039795 THz
    0.0003999 THz
  • 吉赫 (GigaHertz)
    0.396 GHz
    0.39795 GHz
    0.3999 GHz
  • 兆赫 (MegaHertz)
    396 MHz
    398 MHz
    400 MHz
  • 千赫 (KiloHertz)
    396000 KHz
    397950 KHz
    399900 KHz
  • 赫兹 (Hertz)
    396000000 Hz
    397950000 Hz
    399900000 Hz
  • 波长 (Wavelength)
    75.7 cm
    75.3 cm
    75 cm
  • 周期 (Period Time)
    2.525253 ns
    2.512879 ns
    2.500625 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

GSM/2G Cellular Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Note
  • GSM/T-GSM-380
    GSM/T-GSM-380/DOWNLINK/380MHz
    390.2
    399.8
    No used for all regions

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