GDS-1000B Programming Manual 
110 
Reference waveform 1, 2, 3, 4. 
Returns the reference waveform position 
:REF1:TIMebase:POSition -5.000E-5 
Selects reference 1, and then sets the horizontal 
position to -50us. 
 
Sets or returns the selected reference waveform 
time base scale. 
:REF<X>:TIMebase:SCALe { <NRf> | ?} 
Reference waveform 1, 2, 3, 4. 
Returns the reference waveform scale. 
:REF1:TIMebase:SCALe 5.00E-4 
Selects reference 1, and then sets the horizontal 
scale to 500us/div. 
 
Sets or returns the selected reference waveform 
vertical position (offset). 
:REF<X>:OFFSet { <NRf> | ?} 
Reference waveform 1, 2, 3, 4.