R&S FSH-K1
Command Description
1157.3564.12 65
E-8
CNPWRDISP (Carrier Noise Power Display)
This command turns the C/N power display on or off.
Value
Power Display
0
OFF
1
ON
Example:
set<cr>
0<cr>
cnpwrdisp,1<cr>
0<cr>
‘responds parameter ok
CNREFPWR (Carrier Noise Ref Power)
This command defines the reference power used for carrier noise measurements.
Example:
set<cr>
0<cr>
cnrefpwr,400E-3<cr>
‘set ref power to 0.4
0<cr>
‘responds parameter ok
CNUNIT (Carrier Noise Unit)
This command defines the unit used for the reference.
Value
Unit
0
dBm
1
dBmV
2
dBuV
Example:
set<cr>
0<cr>
cnunit,1<cr>
‘select dBmV as unit
0<cr>
‘responds parameter ok
CNVALUE (Carrier Noise Measurement Value)
This command queries the measured C/N value. The value depends on the CNMODE selected (either
C/N reference measurement or C/N Noise measurement).
Example:
get<cr>
0<cr>
cnvalue<cr>
‘query C/N measurement
0<cr>
‘responds parameter ok
-20.3<cr>
‘response: C/N result
CNVISIONFRQ (Carrier Noise Vision Frequency)
This command defines the vision carrier frequency used for analog TV carrier noise measurements.
Example:
set<cr>
0<cr>
cnpilotfrq,450E6<cr>
‘set pilot frequency to 450 MHz
0<cr>
‘responds parameter ok