Furuno 9ZWFM4850, Operator'S Manual

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FM-4850 Operator’s Manual INSTALLATION
87

VHF antennas should be placed in a position which is as elevated and free as
possible, with at least 2 meters horizontal separation from constructions made
by conductive materials.

Ideally there should not be more than one antenna on the same level.

The location of mandatory VHF antennas should be given priority compared
with mobile telephone antennas. If they are located on the same level, the
distance between them should be at least 5 meters.

Isolate the antenna from all metallic parts of the ship.

Current will overflow if the antenna touches any metal part of the ship.
Fabricating the Antenna Connector
Step 1
Strip the RG58 cable according to the dimension in the following figure.
Step 2
Put the antenna connector on the cable orderly.
Step 3
Hold the flange between the insulation and the shield.
Step 4
Tighten the nut.
Step 5
Solder the connector and core.
Wiring
Step 1
Remove the antenna connector cover on the rear back of the unit.
Step 2
Insert the antenna cable into the antenna connector.