I haven't done a doc lately. But I do have a couple of sites around the water. It can be interesting to say the least.
If you want, give me a call and I'll give you an idea or two to go try. If those small scale tests work you should be able to easily fix the whole site. marlon ----- Original Message ----- From: "Rogelio" <scubac...@gmail.com> To: "Jack Unger" <jun...@ask-wi.com> Cc: "WISPA General List" <wireless@wispa.org> Sent: Sunday, May 24, 2009 9:42 AM Subject: Re: [WISPA] marine interference problem on 2.4 GHz > Jack Unger wrote: >> I respectfully suggest you hire an expert to address this problem. > > In light of Jack's comment, I thought I'd share with everyone my > "non-expert" opinion on what the ultimate problem is/was (I was out > there last week): > > --poorly placed radios, > --poorly placed antennas, and > --some mysterious boat radar > > Without the s-band interference and the boats, there are definitely some > cold spots, but the bands have relatively little interference the vast > majority of the time. A radio higher up hits most of the dock, and a > radio really high up in certain certain areas gives all boats in the > area a fairly okay LOS. (hrping tests at 100ms gave me less than 5% > packet loss at like -65 -> -70 dBm when the radio was about 1000' feet > away high up). Also, you can try to hit the boats from multiple angles, > giving the boats a higher chance of having one or more SSIDs to hit when > one is blocked. > > These boats pay anywhere from $6-8/foot, which can amount to $1000-2000 > per night. They expect Internet access (many of the boat owners own > companies like Monster, Y!, Google, etc) and aren't too forgiving. There > have been a few foreign boats that come in and basically excrete on the > 2.4 GHz band for everyone. No one knows who it is until the big boat > leaves, then all the problems magically go away! > > Anyway, hope this helps others on the list. I got bad/stupid/incomplete > information earlier, hence the general n00b-ish feel to my earlier post. > :b > > If anyone here knows about building stuff on docks in marine > environments, I'd love to talk to you and can probably refer you some > big clients. (I'll perhaps post that in a different thread) > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
