频率范围 420.0 - 423.475 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)
    0.00042 THz
    0.0004217375 THz
    0.000423475 THz
  • 吉赫 (GigaHertz)
    0.42 GHz
    0.4217375 GHz
    0.423475 GHz
  • 兆赫 (MegaHertz)
    420 MHz
    422 MHz
    423 MHz
  • 千赫 (KiloHertz)
    420000 KHz
    421738 KHz
    423475 KHz
  • 赫兹 (Hertz)
    420000000 Hz
    421737500 Hz
    423475000 Hz
  • 波长 (Wavelength)
    71.4 cm
    71.1 cm
    70.8 cm
  • 周期 (Period Time)
    2.380952 ns
    2.371143 ns
    2.361414 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/DOWNLINK/410MHz
    420.2
    429.8
    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/5/450 MHz
    CDMA/5/450 MHz/UPLINK/450MHz
    420.0
    493.0
    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
  • CDMA/11/400 MHz European PAMR
    CDMA/11/400 MHz European PAMR/UPLINK/400MHz
    420.0
    493.0
    CDMA/11/400 MHz European PAMR/UPLINK/400MHz

LTE/4G Cellular Bands

  • Band
    Band Name
    Lower Frequency (MHz)
    Upper Frequency (MHz)
    Note
  • LTE/87/PMR
    LTE/87/PMR/UPLINK/410MHz
    420.0
    425.0
    LTE/87/PMR/410MHz APT
  • LTE/88/PMR
    LTE/88/PMR/UPLINK/410MHz
    422.0
    427.0
    LTE/88/PMR/410MHz EU

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