GW Instek GDS-2000A series Programming Manual - Manual (Page 58)

GDS-2000A Programming Manual
58
:MATH:FFT:SOURce
Description Sets and queries the FFT math source.
Syntax :MATH:FFT:SOURce { CH1 | CH2 | CH3 | CH4 | REF1 |
REF2 | REF3 | REF4 | FUNCtion | ? }
Related
commands :MATH:ADVanced:EDIT:SOURce<X>
:MATH:ADVanced:EDIT:OPERator
Parameter CH1~4 Channel 1 to 4
REF1~4 Reference waveform 1 to 4
FUNCtion F(X) waveform
Return parameter Returns the FFT source.
Example :MATH:FFT:SOURce CH1
Sets the FFT math source as channel 1.
:MATH:FFT:MAG
Description Sets FFT vertical units as linear or decibels.
Syntax :MATH:FFT:MAG {LINEAR | DB | ?}
Parameter LINEAR Linear units (Vrms)
DB Logarithmic units (dB)
Return parameter Returns the FFT vertical units.
Example :MATH:FFT:MAG DB
Sets FFT vertical units to dB.
:MATH:FFT:WINDow
Description Sets the windowing filter used for the FFT
function.
Syntax :MATH:FFT:WINDow
{RECTangular|HAMming|HANning|BLAckman|?}
Set
Query
Set
Query
Set
Query