Tc978 Controller; Display; Figure 1. Tc978 Components - FreeFlight FDL-978 User Manual

2 TC978 Controller

The FDL-978 ADS-B equipment may interface to a TC978 Controller (P/N 87349) used in-flight
by the pilot to control output of ADS-B messages. The TC978 Controller receives its power from
and communicates with the FDL-978 ADS-B equipment. The TC978 Controller consists of the
following components:
•
Monochrome Liquid Crystal Display (LCD)
VFR (Visual Flight Rules) button
•
FN button (Function)
•
CODE knob
•
ENT button (Enter)
•
•
Mode Selection knob
IDT button (Ident)
•

2.1 Display

The wave symbol under the aircraft image traveling upward indicates that
the FDL-978 equipment is receiving ASD-B messages.
The wave symbol under the aircraft image traveling downward indicates
that the FDL-978 equipment is transmitting ASD-B messages.
The wave symbol under the aircraft image traveling upward and downward
indicates the FDL-978 equipment is transmitting and receiving ADS-B
messages. The FDL-978 ADS-B Transceiver equipment receives ADS-B
transmissions regardless of the transmission mode.
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Figure 1. TC978 Components

FDL-978 ADS-B Equipment
Pilot Guide/User Manual
2-1