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名 称:高分辨力信号分析仪(傅立叶分析) 型 号:2033 厂 家:BRUEL & KJAER HIGH RESOLUTION SIGNAL ANALYZER Generates 400-line, narrow-band RMS spectra. 11档频率范围 0-10Hz to 0-20kHz,步进 1-2-5. Real-time frequency range of 2kHz. 400-line FFT''s DC-10Hz to DC-20kHz, 10kSample input memory for recording of time function, pushbutton X10 non-destructive zoom, scan analysis moves the 1024-point window through 10240-point input buffer, external tracking, IEEE-488 I/O, autoranging input has B&K mic preamp and direct line level input. 11 inch display screen with selectable 80dB, 40dB and linear amplitude range. Transient recording facilities. Dynamic range >70dB plus 9dB crest factor allowance. Exp and Lin averaging, hold max. Selectable Flat and Hanning weighting. Frequency span 1Hz-20KHz samples a T:0-64k reference adjust dB:0~±50 direct input:1MΩ/100pF