I am cross-posting this on all the major WISP lists since it drives home
how serious the FCC is taking 5.4 GHz product certification and I would
encourage sharing this information with any WISP discussion groups that
have U.S. relevance (e.g. the brand specific Part-15 lists, DSL Reports,
etc.):

A search of FCC-authorized Part 15 certification test firms lists 142
firms in the United States alone. There are also a good number of
international firms available for public contract to perform FCC
certification tests. However, I've learned that for the purposes of 5.4
GHz compliance the only lab that will be able to certify systems is the
FCC lab itself in Maryland. While I do not know if this is something
that may change over time, the clear message it should send to us all is
that the FCC is taking 5.4 GHz compliance extremely seriously. This is
all about the strict DFS mechanism designed to keep UL 5.23-5.35 and
5.47-5.725 GHz systems deployed in the U.S. from interfering with the
secret military radars. (If any are wondering why also 5.25-5.35 GHz,
it's because the grandfathering for current systems ends firmly on July
20 this year.). Accordingly, all WISPs, even the least inclined to
follow the rules to the letter, are thus well-advised not to equivocate
on 5.4 GHz.

>From Alvarion's side, we usually use one of the many authorized contract
firms in California and the process to gain legal system certification
has historically been routine and not especially onerous. On this one
though, the testing is so tricky and in-depth (expected to drill deep
into the hard coding to make sure no 'creative' aftermarket coding can
occur), that we are already processing visas for a team of our
programmers to supplement our domestic product management folks just for
the purposes of this certification.

For those interested in what exactly will be tested, here is a link to
the FCC documents (a general overview presentation and a detailed
document) that explains the testing requirements:

October 2006 TCB Workshop 1 Dynamic Frequency Selection Dynamic
Frequency Selection (DFS) Equipment Authorization (DFS) Equipment
Authorization Andy Leimer OET:
http://www.fcc.gov/oet/ea/presentations/files/feb06/Feb_06-Dynamic_Frequ
ency_Selection_DFS-AL.pdf

http://hraunfoss.fcc.gov/edocs_public/attachmatch/FCC-06-96A1.pdf
Scroll down to the Appendix "COMPLIANCE MEASUREMENT PROCEDURES FOR
UNLICENSED-NATIONAL INFORMATION INFRASTRUCTURE DEVICES OPERATING IN THE
5250-5350 MHz AND 5470-5725 MHz BANDS INCORPORATING DYNAMIC FREQUENCY
SELECTION"

Patrick Leary
AVP WISP Markets
Alvarion, Inc.
o: 650.314.2628
c: 760.580.0080
Vonage: 650.641.1243
[EMAIL PROTECTED]





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