GW Instek GDS-1104B - Math:define; Math:fft:horizontal:position; Math:fft:horizontal:scale

GDS-1000B Programming Manual
54
:MATH:FFT:HORizontal:SCALe
Description
Sets or queries the zoom scale for FFT math.
Syntax
:MATH:FFT:HORizonatal:SCALe {<NRf> | ?}
Parameter
<NRf>
Zoom scale: 1 to 20 times
Return parameter
<NR3>
Returns zoom scale.
Example
:MATH:FFT:HORizontal:SCALe 5
Sets the zoom scale to 5X.
MATH:FFT:HORizontal:POSition
Description
Sets the horizontal position of the displayed FFT
result.
Syntax
MATH:FFT:HORizontal:POSition { <NRf> | ? }
Parameter
<NRf>
Horizontal position: 0Hz ~ 999.9kHz
Return parameter
<NR3>
Returns the vertical position.
Example
:MATH:FFT:HORizontal:POSition 6.0e5
Sets the FFT horizontal position to 600kHz.
:MATH:DEFine
Description
Sets or queries the advanced math expression as a
string.
Syntax
:MATH:DEFine {<string>| ?}
Related
:MATH:DISP
:MATH:TYPe
Parameter
<string>
An expression enclosed in double
quotes. Note, ensure parentheses are
used correctly in the expression. The
expression can contain the following
parts:
Set
Query
Set
Query
Set
Query