频率范围 419.75 - 419.9875 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)
    0.00041975 THz
    0.00041986875 THz
    0.0004199875 THz
  • 吉赫 (GigaHertz)
    0.41975 GHz
    0.41986875 GHz
    0.4199875 GHz
  • 兆赫 (MegaHertz)
    420 MHz
    420 MHz
    420 MHz
  • 千赫 (KiloHertz)
    419750 KHz
    419869 KHz
    419988 KHz
  • 赫兹 (Hertz)
    419750000 Hz
    419868750 Hz
    419987500 Hz
  • 波长 (Wavelength)
    71.4 cm
    71.4 cm
    71.4 cm
  • 周期 (Period Time)
    2.382370 ns
    2.381697 ns
    2.381023 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-410
    GSM/T-GSM-410/UPLINK/410MHz
    410.2
    419.8
    No used for all regions

CDMA/3G Cellular Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Note
  • CDMA/5/450 MHz
    CDMA/5/450 MHz/UPLINK/450MHz
    410.0
    483.0
    CDMA/5/450 MHz/UPLINK/450MHz
  • CDMA/11/400 MHz European PAMR
    CDMA/11/400 MHz European PAMR/UPLINK/400MHz
    410.0
    483.0
    CDMA/11/400 MHz European PAMR/UPLINK/400MHz

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