Anrtisu Cell Master MT8212B, Руководство пользователя, Страница: 48 / 294

q
Marker Freq To Center
— Makes the center frequency of the Cell
Master equal to the frequency of the selected marker.
q
Peak Between M3 & M4
— Places the selected marker at the fre-
quency with the maximum amplitude value between marker M3 and
marker M4.
q
Valley Between M3 & M4
— Places the selected marker at the fre-
quency with the minimum amplitude value between marker M3 and
marker M4.
q
Back
— Returns to the Main Markers Menu.
q
Regular Marker
— Measures the signal level at the point of the marker in
the unit type selected in the Amplitude - Units menu. When the regular
marker option is selected, all markers are regular markers.
q
Noise Marker
— Measures noise level normalized to a 1 Hz bandwidth.
The unit of measure is dBm/Hz only. When Noise Marker is selected, the
detection type is automatically changed to RMS average. When the Noise
Marker option is selected, all markers are noise markers.
q
All Off
— Turns all markers off.
Back
— Returns to the Main Markers Menu.
LIMIT Choosing LIMIT in
Spectrum Analyzer
measurement mode causes the soft keys
below to be displayed.
NOTE: Limit is available only in cable and antenna analyzer, transmission mea-
surement, interference analyzer and spectrum analyzer modes.
q
Single Limit
— Sets a single limit value in dBm. Menu choices are:
q
On/Off
— Turns the limit on or off.
q
Edit
— Opens the parameter for data entry.
q
Upper / Lower Limit
— Activate the upper and lower limit lines by toggling
this soft key. The unit beeps if the data is above or below the set limit lines
and the status is displayed in the message area.
q
Back
— Returns to the previous menu.
q
Multiple Upper Limits
— Sets multiple user-defined upper limits, and can be
used to create an upper limit mask for quick pass/fail measurements. An up-
per limit will result in a failure when the data falls above the limit line. Menu
choices are:
q
Segment 1 through Segment 5
— Opens the segment menu.
q
On/Off
— Turns the segment on or off.
q
Edit
— Opens the parameter for data entry.
q
Prev Segment
— Edit or view the parameters of the previous seg-
ment.
q
Next Segment
— Edit or view the parameters of the next segment. If
the next segment is off when this button is pressed, the starting point
of the next segment will be set equal to the ending point of the current
segment.
2-24
Chapter 2 Functions and Operations