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Depth Transducer (with 7 metre cable)
Spare 150kHz depth transducer with 7 metre cable

Complete Paddle Wheel Unit
Spare complete log impellor unit with skin fitting and 7 metre cable

20 metre wind extension cable (for 5 wire masthead unit)
20 metre long extension cable for MK1 – 5 wire wind instruments.
Note there are two versions available:
Version 1 has PLUG for display connection.
Version 2 has TERMINAL BLOCK for display connection.

Paddlewheel + spindle
Spare paddlewheel and spindle, simple fit for all Clipper, Target and Cruiser Logs.

HF Antenna power adaptor
HF3 has the power supply for the HF antenna built in since 2005 (Red label on back of radio chassis).
If you want to use the antenna for another receiver you will need this power adaptor to provide 12V.