8 SENSe Subsystem
232 U8480 Series Programming Guide
Query
[SENSe[1]:]FREQuency[:CW|:FIXed]:STOP?
This query retrieves the stop frequency of the triggered frequency sweep. 
Frequency is returned in Hz.
Query example
Error message
If the parameter set is <0 Hz or >1000 GHz, error –222, “Data out of range” 
occurs.
FREQ:STOP? Returns the stop frequency of the frequency sweep in Hz.