SA 160
AIRCRAFTA I R C R A F T
Symphony
AIRCRAFT
5of6
Feb 25, 2005
SECTION 7
DESCRIPTION AND OPERATION
7.1 GENERAL
7.2 SYSTEM DESCRIPTION
For a complete description of the KN 62A, refer to the applicable
BENDIX/KINGpublications.
The DME system consists primarily of the KN 62A unit and the antenna
thatislocatedonthebottomoffuselagebelowtheco-pilot's seat.
The unit has a 7-Segment gas discharge display that is dimmed
automatically by a photocell. An audio output is provided for use in
identifyingtheDMEgroundstationbeingreceived.
The unit electronically converts to distance the elapsed time required for
signals to travel to and from the ground station. The groundspeed
feature incorporated in the unit measures the rate of change in DME
slantrangedistancewithtime.
The DME system can be turned ON if the BAT switch and the AVIONIC
IIswitchareintheONposition.
(a) Key and Knob Functions
The 3-position function switch determines both the
information displayed and the channeling source. Three modes can
beselected:
(1) FREQ Mode The unit is channeled internally with its own
frequency selection knobs. The unit will display distance and the
selectedfrequency.
SECTION 9
SUPPLEMENT 5
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