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用单块集成电路Intel-2920实时信号处理器构成的频谱分析器能复盖200Hz至3.2KHz频率范围。这种频谱分折器的主要性能指标如下:输入带宽 3KHz分辨率带宽 100Hz扫描比 5KHz/S或0.6S/band动态范围 48 dB 输入模拟信号-1伏≤SIG≤1伏输出率频-响应振幅(垂直轴)锯齿扫描波形(横轴)Intel-2920信号处理器本身就是个完整的电路,包含有输入低通波滤器、带通滤波
A single integrated circuit Intel-2920 real-time signal processor consisting of spectrum analyzer can cover 200Hz to 3.2KHz frequency range. The main performance indicators of this spectrum divider are as follows: Input Bandwidth 3KHz Resolution Bandwidth 100Hz Scan Ratio 5KHz / S or 0.6S / band Dynamic Range 48 dB Input Analog Signal -1V ≤SIG ≤1V Output Frequency Frequency Response Amplitude (Vertical axis) Zigzag scan waveform (horizontal axis) Intel-2920 signal processor itself is a complete circuit that contains the input low-pass filter, band-pass filter