Thread: range of VHF
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Chuck Chuck is offline
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First recorded activity by BoatBanter: Apr 2007
Posts: 72
Default range of VHF

wrote:
Hello, I need to set up a communication link between a shore station
and a dive boat that is at most 30nm (50 km) distance from the
shorestation (the shore station is on the beach i.e. there are no
obstacles between shore and ship)

Can somebody advice me if it is possible to do this with for exemple
2 Uniden Oceanus DSC VHF radioos and two 6 feet 6dB antennas? The Top
of the antenna would be about 16 feet aove sealevel on the boat and
about 30 feet on the shorestation?

Is there a better solution to assure the communiication . The radios
would be need for emergency cases)

Thanx fopr any input


Antenna heights are insufficient for
reliable communication over that
distance. The combined antenna heights
would need to be more than 400 feet for
marginal line-of-sight communication.

HF radio would work but is more
complicated and expensive.

The simplest solution may be a satellite
telephone system. Prices have come down
over the last few years.

Good luck.

Chuck

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