AIS Engine 3 upgrade processor
The AIS Engine 1 and 2 can be upgraded to AIS Engine 3 specification by replacing the processor. This is a straightforward procedure where the old device is simply unplugged from its socket and replaced by the new device. AIS Engine 3 relays all AIS messages.
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HF Active Antenna
Active HF antenna for HF3/W and HF3/P SSB receiver. Supplied with 7 metres of cable.
Note – if your HF3 receiver has a red couloured label on the rear chassis the power supply for the antenna is already built in. It is activated by the slide switch on the rear.
If your HF3 has a black coloured label you will need the optional antenna power supply here:
5M Extension cable
5 metre long extension cable (5 way) for early type wind masthead unit or for extending the Clipper Depth Repeater cable.
(Note this cable suits the early type masthead units without the masthead connectors,
if it is to be used with later type masthead units removal of the plug and socket is required)