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Forums » FCC Free Broadband Plan Not Quite Dead Yet » I like and dislike
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DavePR

join:2008-06-04		reply to funchords
Re: I like and dislike

If the spectrum is 25 MHz and it lies between 2155 and 2180 MHz, how can it be non-contiguous?

802.11[b] is spread spectrum.
to forum · permalink · · 2008-12-23 08:15:48 · Reply to this


funchords
Hello
Premium,MVM
join:2001-03-11
Washington, DC
·Verizon Online DSL
·Skype

 Looks like you're right -- in June 2008 it became 2155-2180 MHz -- maybe it was AWS-2 that I was thinking of.

»hraunfoss.fcc.gov/edocs_public/a···20A1.pdf

802.11b channel centers are 5 MHz apart but the signals are 20 MHz wide ... looks like this:


img: »cp.home.agilent.com/upload/cmc_u···trum.jpg
--
Robb Topolski -= funchords.com =- Hillsboro, Oregon -- KJ7RL
What you do at Christmas does not matter so much; What counts are the Christmas things you do all year through.
to forum · permalink · · 2008-12-23 11:25:08 · Reply to this
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