Avidyne DC50 Datalink Coupler Installation Manual
Page 13
P/N 600-00082-000 Rev 04
6 Antenna Coupler Interconnect
Antenna Coupler DC50
Aircraft Power (+28 V for 700-00015-
000 or +14 V for 700-00015-001)
Push To Talk
Aircraft Ground
J5 - VHF Comm
J3 - Datalink
J1 - Antenna
VHF Comm Transceiver
Aircraft Power
Push To Talk
Aircraft Ground
VHF/Datalink
Antenna
Datalink Transceiver
Antenna
1
5
8
Push To Talk
Aircraft Power
P1
J1
J3
J5
Comm circuit breaker
RG-400
Note 2
RG-400
Note 2
RG-400
Note 2
Note 1
Note 1
Note 1
Note 1: Wiring interconnects should match comm wiring (power and
ground AWG should carry the full load supplied by the circuit breaker 5
amp 20 AWG, 10 amp 18 AWG).
Note 2: Coaxial Cable: Use M17/128-RG400, (Thermax/CDT P/N
RGS-400) high temperature, 50 ohm, stranded core with 0.038 OD, or
equivalent.
Figure 1. Installation Wiring
