fft001F00140014  MLS SEQUENCE ANALYZER _INTERPOLIRETim no_window half_HannHann240_8KHz 120_16KHz<5% <10%<20%<30%AMPL1AMPL2CH1PHASECH2PHASEREFTIMEDGENAMPL SPECTFREQACQTIME ETIMWINDOW TIMSWPTYPE STARTWNDWSTOPWNDW WFMPROCESS MLSSEQUENCEPAMPL-1AMP1Magnitude of channel 1? 'zJ(*+)MPAMPL-2AMP2Magnitude of channel 2? 'zJ(*+)MRPHASE-1PHA1%Phase of ch 1 (frequency domain only)A,ERPHASE-2PHA2%Phase of ch 2 (frequency domain only)A,E[REF TIMEREFTIM!Time zero reference for FFT phase@{Gzd?\~?T DGEN AMPLGENAMPDigital generator amplitude??mSWP FREQFREQ'Spectrum frequency (used in graph only)@? 8\ TIMETIME"Waveform time (used in graph only)@{Gzd?\~?>TIME SWP"Freq. window for energy time curve0$Impulse Response / Energy time curveC TIME WNDW&Impulse resp. time domain start-window@7%Impulse resp. time domain stop-window@3WAVEFORMinterpolate / normal / peakA7 %Pink weighted MLS # / white weighting Sample rateICDIO option not present -- A/D or DGEN are only valid input settings@:DIO option not present -- D/A is only valid output settingLFERROR: At least one input channel must be enabled in order to acquire71ERROR: DSP program does not support EXTERN sweepsPJWarning: Waveform load overrun -- file is longer than selected buffer OIWarning: Waveform load underrun -- file is shorter than selected buffer :4ERROR: Waveform file is not an mls impulse response3-REFTIM may only be a sweep source-2 selection3-GENAMP may only be a sweep source-2 selectionRLWarning: Ch 1 time frame not set -- must do a TIME sweep before FREQ sweepsRLWarning: Ch 2 time frame not set -- must do a TIME sweep before FREQ sweepsVPWarning: Ch1 & Ch2 time frames not set - must do a TIME sweep before FREQ sweeps.(Generator pre-emphasis overload detected("Ch A de-emphasis overload detected("Ch B de-emphasis overload detected   IPsuedo random noise is generated and used to measure the impulse responseIin either the time or frequency domains. DSP panel and bargraph readingsIdisplay the real-time peak input for setting levels. To see the impulse Lresponse in the time domain select DSP TIME for SOURCE 1 on the sweep panel.IThe impulse response may be transformed with an FFT to see the frequency ,response by graphing DSP AMPL vs DSP FREQ. KThe time record to be transformed is the time segment displayed on the lastEDSP TIME sweep. THIS MEANS YOU MUST PLOT THE IMPULSE RESPONSE OR THEJENERGY TIME CURVE BEFORE YOU CAN FFT IT. The panel REF TIME value adjustsHstart of the transformed record to compensate for the time delay betweensource and measurement device.LThe F9 function key causes a new data acquisition and transform. The F6 keyOcauses previously acquired data to be transformed. The maximum acquired recordEis 8191 points with standard memory, 32767 points with full memory. MCAUTION: DSP Panel readings must use %FS or dBFS. F7 does not allow units toMbe changed, use F6. 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