L3Harris Narda SignalShark, Руководство пользователя

Страница: 124 / 231

SignalShark User Manual
124
2. Select one of the units (dBm, dBV, dBmV, dBuV) and close the menu by tapping the x
button.
Setting the measurement frequency (Fcent /
Fspan, Fstart / Fstop)
Here you can set the measurement frequency.
Depending on the
Entry Mode setting, the frequency can be entered in two modes:
•
Entry Mode = Fcent : Define a center frequency and a frequency span.
•
Entry Mode = Fstart : Define a start and stop frequency.
Selecting the measurement frequency
You selected the desired view.
1. Tap one of the two buttons Fcent / Fspan or Fstart / Fstop (display depends on the
current Entry Mode ).
The context menu opens.
2. Tap the Entry Mode button to select Fcent or Fstart .
3. Press the Esc key to close the context menu.
If Entry Mode is set to Fcent
Setting the center frequency (Fcent)
1. Tap the Fcent button.
2. Enter the required value and select a unit.
The setting is accepted immediately and the dropdown list is closed.
Setting the frequency span (Fspan)
1. Tap the Fspan button.
2. Enter the required value and select a unit.
The setting is accepted immediately and the dropdown list is closed.
Switching the Fcent <–> Ftune function on / off
When set to
On
,
Ftune
is coupled to
Fcent
and vice versa.
Tap the Fcent <–> Ftune button to switch it on or off.
Setting the step width (Fstep)
1. Tap the Fstep button.
2. Enter the required value and select a unit.
The setting is accepted immediately and the dropdown list is closed.
Selecting a transmitter table (Transmitter Tab.)
1. Tap the Transmitter Tab. button.
2.
Select a transmitter table from the dropdown list and after confirming with
OK
the list is
closed.