HP 8712C User Manual page 130

Using Instrument Functions
Using Markers
value. (The default value is -3 dB.)
of the target value to the right. The target value is in reference to 0 dE%
4. Press Srswch Left and notice the marker moves to the fist occurrence
of the target value to the left.
to the next occurrence of the target level. If no occurrence is found the
message, "Target not found. * appears momentarily on the display.
4-12
to choose the target level and enter the target