
Remote Commands for HRP UWB Measurements
R&S
®
VSE-K149
108
User Manual 1179.3315.02 ─ 01
[SENSe:]EFRontend<fe>:FREQuency:REFerence
<Frequency>
Sets the reference frequency that is used for frequency conversion on the frontend.
Depending on the connected type of frontend, different values are available. To deter-
mine which reference levels are available, use
Suffix:
<fe>
.
1
Connected frontend
Parameters:
<Frequency>
Default unit: HZ
Example:
//Query the available reference levels
EFR:FREQ:REF:LIST?
//Result: 10000000,640000000,1000000000
//Use 640 MHz reference
EFR:FREQ:REF 640000000
[SENSe:]EFRontend<fe>:FREQuency:REFerence:LIST?
Queries the available reference signals for the connected frontend type.
Suffix:
<fe>
.
1
Connected frontend
Return values:
<References>
10000000 | 640000000 | 1000000000
Example:
//Query the available reference levels
EFR:FREQ:REF:LIST?
//Result: 10000000,640000000,1000000000
//Use 640 MHz reference
EFR:FREQ:REF 640000000
Usage:
Query only
[SENSe:]EFRontend<fe>:IDN?
Queries the device identifcation information (
*IDN?
) of the frontend.
Suffix:
<fe>
.
1
Connected frontend
Return values:
<DevInfo>
string without quotes
Rohde&Schwarz,<device type>,<part number>/<serial num-
ber>,<firmware version>
Configuring the Measurement