The problem with nearly all of the radio based systems is that they don't see constant carrier. Don't even pick it up.
I've seen that with both the trango and alvarion vl systems. marlon ----- Original Message ----- From: "jp" <j...@saucer.midcoast.com> To: "WISPA General List" <wireless@wispa.org> Sent: Friday, January 22, 2010 8:37 AM Subject: Re: [WISPA] Spectrum Analyzer Recommendation? > We've got an older HP (now agilent) spectrum analyzer that does up to > 22ghz. Most people don't know how to use it. I had plenty of experience > with O-scopes, and obtained a manual for it, so I'm comfortable with it. > The average 25 year old geek would be lost after turning it on. > > We occasionally drag it out and use a directional antenna to locate a > source of interference. Sees the cell phone, 900 paging, and some 900 > unlicensed stuff real good. 5ghz is harder as the antennas are much more > directional. > > For monitoring over a time period, Trango 900 SUs and Alvarion 900VL SUs > are great at spectrum analysis too via the CLI, as is the Alvarion FH > 900 with the spectrum analysis firmware and windows utility. For 5ghz, > I'd recommend an Alvarion VL SU for the band you are testing. > > On Thu, Jan 21, 2010 at 11:34:45PM -0500, Steven G McGehee wrote: >> Hi all, >> >> Was wondering if any of you have owned or used a spectrum analyzer for >> common WISP frequencies like 3.3-3.8Ghz, 5Ghz, as well as 11, 18, 23, >> and 24Ghz. I'm primarily interested in 3.3-3.8Ghz and the complete 5Ghz >> range. Something that could analyze as low as 900Mhz and as high as the >> 60-80Ghz would be nice too, but not as important. I've tinkered with a >> Bumblebee device before in 5Ghz, but wondered what analyzers you folks >> would recommend. >> >> Any thoughts would be appreciated. Thanks! >> >> -Steven >> >> >> -------------------------------------------------------------------------------- >> 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/ > > -- > /* > Jason Philbrook | Midcoast Internet Solutions - Wireless and DSL > KB1IOJ | Broadband Internet Access, Dialup, and Hosting > http://f64.nu/ | for Midcoast Maine http://www.midcoast.com/ > */ > > > -------------------------------------------------------------------------------- > 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/
