T-45A UJPT, E2-C2, ADV, & IUT Eng-21
CNI System
REFRESHER
Remember the basic COMM/NAV components and that:
*
VOR/ILS and TACAN develop outputs to other
systems
*
Other systems may interface with COMM/NAV
components
*
The primary Navy navigation system for aircraft is
TACAN, and the primary civil aviation system is
Sg 1, fr 1
VOR/ILS
Lesson Organization
*
The primary military communication frequencies for
aircraft are in the UHF band, and the primary civil
Sg 1, fr 2
communication frequencies for aircraft are in the
VHF band
PRESENTATION
COMM/NAV CONTROL
TRANSFER PANEL
I.
Major CNI components 1.4.18.3.1
Sg 1, fr 3
A.
Communication transfer and control
1.
COMM/NAV control transfer panel: lower
right instrument panel, below radar
altimeter, right of HSI, both cockpits
2.
Communication control system/intercom
system (ICS): COMM control panel, both
COMMUNICATIONS CONTROL PANEL
cockpits
Sg 1, fr 4
B.
Communication system (AN/ARC-182)
1.
COMM 1/COMM 2 radio system
a.
UHF/VHF control panels
COMMUNICATIONS SYSTEM--
MAJOR COMPONENTS
Page 21-3
(8-03) Original
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