GW Instek GDS-1102B - Channel<X>:Expand; Channel<X>:Impedance

COMMAND DETAILS
45
Return Parameter
ON
Channel is on
OFF
Channel is off
Example
:CHANnel1:DISPlay ON
Turns on Channel 1
:CHANnel<X>:EXPand
Description
Sets Expand By Ground or Expand By Center for a
channel or queries its status.
Syntax
:CHANnel<X>:EXPand {GND | CENTer | ?}
Parameter
<X>
Channel 1,2,3,4
GND
Ground
CENTer
Center
Return parameter
GND
Expand By Ground
CENTER
Expand By Center
Example
:CHANnel1:EXPand GND
Sets Channel 1 to Expand By Ground.
:CHANnel<X>:IMPedance?
Description
Returns the impedance of the oscilloscope. (The
impedance of the GDS-1000B is fixed at 1MΩ)
Syntax
:CHANnel<X>:IMPedance?
Parameter
<x>
Channel
1/2/3/4
CH1/2/3/4
Return parameter
<NR3>
Returns the impedance value.
Example
:CHANnel1:IMPedance?
1.000000E+06
The impedance is 1M ohms.
Set
Query
Query