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GDS-3000 Series User Manual
148
Ref 1~4
Reference waveforms stored in the
internal memory, separate from W1 ~
W20. Reference waveforms (Ref 1 ~ 4)
can be displayed directly onto the
display with amplitude and frequency
information. Ref 1~4 are useful for
reference purposes. Other waveforms (
LSF and W1~20) must be recalled to
R1~4 before being displayed.
Contents:
Waveform Data
The waveform data can be used for detailed
analysis. It consists of the horizontal and vertical
data used by the waveform for the entire memory
length.
Spreadsheet File Format
Format
DSxxxx.csv (Comma-separated values format, can
be opened in spreadsheet applications such as
Microsoft Excel). CSV files cannot be recalled onto
the GDS-3000 series of oscilloscopes.
Waveform Type
CH1 ~ 4
Input channel signal
Math
Math operation result (page82)
Contents:
Waveform Data
Digital waveform data containing the channel
information such as vertical and horizontal
position of a signal for the entire memory length.
Contents: Other
Data
The following information is also included in the
waveform file.
Firmware version
Time of acquisition
Horizontal mode
Memory length
Trigger level
Vertical units
Vertical scale
Probe level
Vertical position
Horizontal units
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