Table of Contents
Advertisement
Attenuation values
Type
GPS-Antenna
GPS-Antenna
Comb. GPS/VHF-Antenna
Cable
Adapter
Connector
Example
Procom GPS4
11m RG214 0,35 dB/m
maybe 2 TNC plugs
Nauticast with Adapter P/N 2610
Total
Necessary minimum attenuation
(=> 12dB Attenuator needed!)
GPS Input
Attention
If installations are not in compliance to this requirement we cannot guarantee operation nor
accept a warranty issue.
Antenna Layout
The position of the VHF and GNSS – antennas must be added to the existing antenna layout
of the vessel.
3.12 Power Supply
The NAUTICAST must be supplied from the emergency power source. A further requirement
is to connect AIS to the reserve power source of the GMDSS. A new battery capacity
calculation must then be undertaken. See sample in 9.1 (Samples for battery calculation)
Following documents are needed for the installation approval of the classification
•
Antenna Layout (arrangement)
•
Battery Calculation
•
Connection / Block – Diagram with locations
•
Type Approval Certificate
Installation Manual
Name
GPS-Antenna Marina 2
Procom GPS4
Comrod AC-17
RG214
GPS-VHF Adapter cable with
1m RG58 / TNC connector
TNC plug RG214 crimp
+ 35,00dBi
- 3,85dB
- 0,20dB
-1,00dB
29,95dB
≥11,95dB
≤18,00dB
30
Part number
Total gain
2625
+35dBi
2622
+35dBi
2624
+20dBi (GPS amp gain)
2630
-15,75 dB
2612
-1dB
2633
-0,1dB
Y1-03-0204 Rev.H
Advertisement
Table of Contents
