User`s guide

2 General Power Meter Functions
82 N1911A/1912A P-Series Power Meters User’s Guide
10 Press or to setup measurement settings such as
measurement averaging, measurement frequency, offsets, duty cycle and
so forth. Refer to “General Power Meter Functions” on page 29 for the
setup procedures.
11 Set the frequency range and step by sending the below commands to
meter using remote interface.
• SENSe:FREQuency:STARt
<start_frequency><frequency_unit>
• SENSe:FREQuency:STOP <stop_frequency><frequency_unit>
• SENSe:FREQuency:STEP <frequency_step_size>
12 Send *OPC (OPeration Complete) command to meter; to set the
operation complete bit in the Standard Event Status register when all
pending device operations are completed.
13 Set the meter to continuous trigger cycles by sending
INITiate:CONTinuous ON command to meter.
14 Configure and set the required frequency sweep range and frequency
step size of the power source.
15 Set the power source trigger input and trigger output.
16 Set the power source to sweep.
17 Poll the status of the power meter by sending *ESR?. *ESR? will return
a 1 when buffering is completed. Use FETCh? to retrieve all the
buffered measurement.
NOTE
Refer to the P-Series Power Meters Programming Guide for the commands usage details.
Example of commands set:
SENSe:FREQuency:STARt 10MHz
SENSe:FREQuency:STOP 500MHz
SENSe:FREQuency:STEP 10
NOTE
The power meter can be remotely controlled by LAN, USB and GPIB (IEEE488)
programming interfaces. Refer to P-Series Power Meters Installation Guide for details.