GW Instek GSP-930 Programming Manual - Manual (Page 134)

GSP-930 Programming Manual
132
[:SENSe]:DEMod:EARPhone:GAIN
Set
Query
Description Sets or queries the gain setting for the
demodulation function.
Syntax [:SENSe]:DEMod:EARPhone:GAIN
Query Syntax [:SENSe]:DEMod:EARPhone:GAIN?
Parameter/
Return parameter 0~18, 6dB steps
Example :DEM:EARP:GAIN 6
[:SENSe]:DEMod:FILTer:LPASs
Set
Query
Description Sets or queries the low pass filter settings for the
AM/FM Analysis function.
Syntax [:SENSe]:DEMod:FILTer:LPASs {LEVel|Bypass}
Query Syntax [:SENSe]:DEMod:FILTer:LPASs?
Parameter/
Return parameter Bypass Sets the low pass filter to bypass.
1~5
The filters 1 to 5 are shown in the table below. The
GSP-930 will automatically detect the signal
frequency.
AM/FM Signal Frequency (Hz)
Selectable bandwidth of LPF (Hz)
=1 =2 =3 =4 =5
≥78,125 156,250 78,125 52,083 39,063 31,250
≥39,063 78,125 39,063 26,042 19,531 15,625
≥19,531 39,063 19,531 13,021 9,766 7,813
≥7,813 15,625 7,813 5,208 3,906 3,125
≥3,906 7,813 3,906 2,604 1,953 1,563
≥1,953 3,906 1,953 1,302 977 781
≥781 1,563 781 521 391 313
≥391 781 391 260 195 156
≥195 391 195 130 98 78
≥78 156 78 52 39 31
≥39 78 39 26 20 16
≥20 39 20 13 10 8
≥8 16 8 5 4 3