190-00728-04 Rev. A
Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
135
AUDIO PANEL AND CNS
FREQUENCY SPACING
TheCOMradioscantuneeither25-kHzspacing(118.000to136.975MHz)or8.33-kHzspacing(118.000
to136.990MHz)for760-channelor3040-channelconguration.When8.33-kHzchannelspacingisselected,
allofthe25-kHzchannelspacingfrequenciesarealsoavailableinthecomplete3040-channellist.Variablerate
tuningisprovidedwith8.33-kHzspacingtoachievefasterselectionofthedecimaldigits.
COM channel spacing is set on the System Setup Page of the AUX Page Group.
Figure 4-13 COM Channel Spacing
25-kHz Channel
Spacing
8.33-kHz Channel
Spacing
Changing COM frequency channel spacing:
1) Select the AUX – System Setup Page.
2) Press the FMS Knob to activate the flashing cursor.
3) Turn the large FMS Knob to highlight the Channel Spacing Field in the COM Configuration Box.
4) Turn the small FMS Knob to select the desired channel spacing.
5) Press the ENT Key to complete the channel spacing selection.
WhiletheCOMCONFIGBoxisselected,thesoftkeysareblank.
Figure 4-14 AUX – System Setup Page
Select 8.33-kHz
or 25.0-kHz
COM Frequency
Channel Spacing