:CALibrate:CHANnel:NOISe?

Query Syntax

:CALibrate:CHANnelN:NOISe?

Where N identifies a specific channel and must be selected from {1:8}{A|B|C|D}. For example, CHANnel3C.

Description

Returns the channel’s RMS noise for the current bandwidth, filter, and wavelength selection. The noise was measured during the most recent channel calibration or dark calibration.

• Bandwidth (:CHANnel subsystem's :CHANnel:BANDwidth command)
• Wavelength (:CHANnel subsystem's :CHANnel:WAVelength command)
• Filter (:CHANnel subsystem's :CHANnel:FILTer command)