Agilent Technologies Signal Analyzer N9030a - Manual (Page 266)

5 Legacy Command Descriptions
COUPLE (Input Coupling)
COUPLE (Input Coupling)
Syntax
Legacy Products
8560 series
Description
Selects AC or DC coupling.
Format COUPLE AC|DC
COUPLE?
Query Data Type AC|DC
SCPI Equivalent Commands :INPut:COUPling AC|DC
:INPut:COUPling?
(See "RF Coupling" on page 591 )
Preset AC (when possible)
Notes When using the X-series instruments, you must use DC coupling to see calibrated
frequencies of less than 20 MHz. Signals of less than 20 MHz are not calibrated when
using AC coupling on these instruments.
266 Remote Language Compatibility Measurement Application Reference