Viavi 3900 Series, Programming Manual

Page: 111 / 154

Audio/Demod Signal Rx Meter Remote Commands
5 - 18
5.8.4 AF Level - Lower Limit Value
:LIMits:AF:LEVel:LOWer:VALue
:LIMits:AF:LEVel:LOWer:VALue?
5.8.5 AF Level - Measurement Query
:FETCh:AF:ANALyzer:LEVel?
5.8.6 AF Level - Peak Measurement Reset
:AF:ANALyzer:LEVel:CLEAR:PEAK
Description:
Set command defines the Lower Limit Value for AF Level measurement.
Query command returns parameter setting.
Range: 1.0 mV to 30.0 V
Units: mV | V | dBV | dBr | dBm
Default Value: 1.0 mV
Set/Query Format: NRf <units>| NR1 <units>
Example: :LIMits:AF:LEVel:LOWer:VALue 2V
Sets Lower Limit Value for AF Level measurement to 2 Volts.
Query Response:
:LIMits:AF:LEVel:LOWer:VALue? mV
2000.0
If units is not defined in Set or Query command, value defaults to units
specified for AF Level measurements.
dBV is not valid when Audio Balanced (BAL) is selected as the Audio Input
Source.
Description:
Command return the AF Level measurement data.
Query Data:
<statusbyte>,<failbyte>,<avgcount>,<avg>
Refer to Chapter 1 for UUT Measurement Meter Return Data.
Units: V (Unbalanced)
dBm (Balanced)
Query Response: :FETCh:AF:ANALyzer:LEVel?
0,0,1,3.11
Protocol must be set to Analog to return valid measurement data.
Description: Command clears and resets Peak AF Level measurement.
Parameter/Query: none
N O T E
N O T E
N O T E