NARDA IDA, Operating Manual, Page: 99 / 292

6.3 Setting the center frequency (Fcent)
Narda IDA - 3106
91
6.3 Setting the center frequency (Fcent)
Direction Finding
Spectrum
Level Meter
Time Domain (Scope)
I⁄Q Analyzer
You can set the center frequency (Fcent) using the number keys or the
rotary control knob, or by selecting it from a table (Transmitter Table or Multi-
Channel Table).
6.3.1 Setting the center frequency using the number
keys
To change the center frequency using the number keys:

The
Fcent
softkey is displayed.
1.
Enter the frequency using the
number keys
. You do not need to press
the Fcent softkey first.

The
Fcent
window opens and the center frequency you entered is
displayed.
2.
Press the
kHz
,
MHz
, or
GHz
softkey to select the units and complete the
setting.

The window closes and the change is applied immediately.
6.3.2 Setting the center frequency using the rotary
control knob
To change the center frequency using the rotary control knob:

The
Fcent
softkey is displayed and the
Marker
function is disabled.

The default setting for the rotary control knob,
Rotary Knob: Immediate
is selected.

Turn the rotary control knob to the right / left to increase / decrease the
center frequency.

The change is applied immediately.

The
Fcent
window closes 3 seconds after you stop turning the rotary
control knob.