Command Descriptions
TDS Family Oscilloscope Programmer Manual 2–179

might return  .
HORizontal:TRIGger:POSition
Sets or queries the position of the trigger. This is equivalent to setting Trigger
Position in the Horizontal menu.
Horizontal
!   
!  
 
 

! 
 is from 0 to 100 % and is the amount of pretrigger information in the
waveform (or extended acquisition length, if used).

might return .
Examples
Group
Syntax
Arguments
Examples