Keysight Technologies N9340B User Manual page 142

Key Reference
TRACE
Save As
Key access: [TRACE] > {More} > {Save as}
Saves a current trace to a file/directory, with a
user-defined filename.
The filename is entered using the numeric keypad and
terminated by pressing [ENTER].
Numbers, alpha characters and underline are all valid
components of a filename.
Recall Trace
Key access: [TRACE] > {More} > {Recall trace}
The user may recalls a saved trace as the current
activated trace.
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