Tektronix TDS420A User Manual

Command Descriptions

TDS Family Oscilloscope Programmer Manual

Waveform

!$ ! 

!$ !

!

$

!

 is the sampling interval.

Returns the horizontal (X-axis) units of the waveform data at the time of
creation.

The WFMPre:<wfm>:XUNit command is ignored on input.

TDS 400A: when the TDS 400A is in external clock mode, the time-per-div field
will contain “50 clks/div”.

Waveform

!$# #!

!$#

#!

!

$

#

#! is “s” for seconds and specifies the units.

might return 

", indicating that the horizontal units for channel 1 are seconds.