On 1 December 2010 16:51, Tom Sharples <tsharp...@qorvus.com> wrote: > Hi, we need to install an aprox. 8 mile PTP 5.8Ghz link near the Big Island > in Hawaii. One end will be at about 50ft MSL, while the other end is at > about 3500ft. The first 4 miles are over water, with rest over moderately > hilly terrain to a freestanding 50ft tower. The ends have LOS. Ordinarly > I'd > just use a conventional setup with a pair of 2' dish antennas and XR5 > radios, but am considering using dual-polarity feedhorns (or even separate > dishes) and diversity or dual radios due to the water. Is this worth the > effort, or should we just use e.g. horizontal polarity and stick to it? > Since the one end is much higher than the other I'm thinking this should > mitigate water effects, but would welcome any opinions. >
Eight miles over water shouldn't be a problem at all.
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