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Dear all,  I am using segmented memory acquisition on the DSO-x 91604A oscilloscope. It appears that I am able to capture segments and download segments well with my Matlab program. However, when I run my program, oscilloscope shows Query interrupted error. I went through the manual and I tried to correct it by using pauses in the

The scope is DSOZ594A. I measured the noise floor of 4 ports at 100mV/div, 200mV/div and 500mV/div, and the noise floor of port3 is "significantly" lower then others at 200mV/div, is that a problem?   Vrms of port1~4: 100mV/div:    4.3mV     4.5mV      4.2mV