音频分析仪 HP 8903A Audio Analyzer

分析仪特性

• 失真度:
  ＊ Fundamental Frequency Range: 20Hz to 100kHz
  ＊ Residual DistortionNoise (the higher of):
  80 kHz BW: -80dB (0.01%) or 15µV, 20Hz to 20kHz
  500kHz BW: -70dB (0.032%) or 45µV, 20Hz to 50kHz; -65dB (0.056%) or 45µV, 50kHz to 100kHz
• 信噪比
• 交流电平
  Full Range Display: 300V, 30V, 3V 0.3V, 30mV, 3mV, 0.3mV
• 直流电平
  Full Range Display: 300V, 48V, 16V, 4V
• 频率测量
  ＊ Measurement Range: 20Hz to 150kHz
  ＊ Resolution: 5 digits
• 标准音频滤波器: 30kHz Low-Pass Filter; 80kHz Low-Pass Filter

可编程低失真源特性:

• Frequency Range: 20Hz to 100kHz
• Output Level Range: 0.6mV to 6V open circuit
• DistortionNoise (the higher of):
  80kHz BW: -80dB (0.01%) or 15µV, 20Hz to 20kHz
  500kHz BW: -70dB (0.032%) or 38µV, 20Hz to 50kHz; -65dB (0.056%) or 38µV, 50 to 100kHz
• Impedance: 600 ohms or 50 ohms

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