技术指标

配：异步测试-Asynchronous test (Option 002)

In-band spectrum measurement(Option 002)

• 频率范围:
  890 MHz to 915 MHz (GSM uplink)
  880 MHz to 915 MHz (E-GSM uplink)
  1710 MHz to 1785 MHz (DCS1800 uplink)
  1850 MHz to 1910 MHz (PCS1900 uplink)
• 输入电平范围:-11 dBm to +39 dBm
• 频率宽度(from channel frequency): 0 Hz to +400kHz or ±100 kHz
• 电平精确度: ±2.0 dB typical
• 电平分辩率: 0.4 dB typical
• 动态范围: ≥40 dB typical at input ≥0 dBm

射频信号发生器(Option 002)

• 频率范围:
  935 MHz to 960 MHz (GSM downlink)
  925 MHz to 960 MHz (E-GSM downlink)
  1805 MHz to 1880 MHz (DCS1800 downlink)
  1930 MHz to 1990 MHz (PCS1900 downlink)
• 频率分辩率: 200 kHz at channel frequency
• 步进值: 0.5 dB steps
• 频率精确度: Same as frequency reference
• 输出电平范围: –110 dBm to –50 dBm
• 输出电平精度: ±1.0 dB at GSM/E-GSM,±1.3 dB at DCS1800, ±1.5 dB at PCS1900
• 0.3 GMSK调制: PN9 (with training sequence), all 0, Off (CW sinewave)
• 相位误差: <5˚ rms typical
• 峰值相位误差: <15˚ peak typical