Cessna 1980 182Q Pilot's Operating Handbook And Flight Manual page 273

18
PILOT'S OPERATING HANDBOOK
SUPPLEMENT
CESSNA 300 NAV/COM
,(RT-385A) WITH CESSNA
400 RNAV (RN-478A)
SUPPLEMENT
CESSNA 300 NAV/COM
(Type RT -385A)
WITH
CESSNA 400 AREA
NAVIGATION SYSTEM
(Type RN-478A)
SECTION 1
GENERAL
The Cessna 300 Nav/Com (Type RT-385A) Set with Cessna 400 Area
Navigation (RNAV-Type RN-478A) consists of a RT-385ANav/Com, aR-
476A DME system, a RN -478A Area Navigation Computer and a IN -442AR
Course Deviation Indicator. The RN -478A includes circuits which combine
the VOR navigation information with distance information from the R-
476A DME system to provide data for area navigation. Operating informa-
tion for the communication set and for VOR/localizer navigation is
presented in this supplement. Operating information for area navigation
and for DME is presented in separate supplements.
The RT-385A Receiver-Transmitter includes a 720-channel VHF com-
munication receiver-transmitter which receives and transmits signals
between 118.000 MHz and 135.975 MHz in 25-kHz steps. It also includes a
200-channel VHF navigation receiver which receives VOR and localizer
signals between 108.00 MHz and 117.95 MHz in 50-kHz steps. The communi-
cation receiver-transmitter and the navigation receiver can be operated
simultaneously.
The "-OR or localizer signal from the No. 2 Navigation Receiver is
applied
to
the converter circuits in the RN-478A Area Navigation Compu-
1 October 1979
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