nanog mailing list archives
RE: Wireless bridge
From: Bret Clark <bclark () spectraaccess com>
Date: Thu, 18 Jun 2009 13:56:52 -0400
On Thu, 2009-06-18 at 09:34 -0700, John van Oppen wrote:
-----Original Message----- From: Tim Huffman [mailto:Tim () bobbroadband com] Sent: Thursday, June 18, 2009 9:27 AM To: nanog () nanog org Subject: RE: Wireless bridgeThe line of sight is all clear, no trees. Only one building alongthe wayhas a rooftop of similar height, but the antennas are extended farabovethe roofline. We have used a rifle scope to confirm line of sight is allclearat all angles.Unfortunately, you can't necessarily rely on visual line of sight. At 800meters, the Fresnel Zone on your radio is about 14ft in diameter at the midpoint. You need to make sure that this is free of obstructions.
Not only that, the radios may actually be screaming at each other at those distances which will affect performance
Current thread:
- Re: Wireless bridge, (continued)
- Re: Wireless bridge Michael Dillon (Jun 18)
- RE: Wireless bridge Peter Boone (Jun 18)
- RE: Wireless bridge Lyndon Nerenberg (Jun 18)
- RE: Wireless bridge Peter Boone (Jun 18)
- RE: Wireless bridge Peter Boone (Jun 18)
- Re: Wireless bridge Joel Jaeggli (Jun 18)
- RE: Wireless bridge Peter Boone (Jun 18)
- Re: Wireless bridge Curtis Maurand (Jun 18)
- Re: Wireless bridge Charles Wyble (Jun 18)
- Re: Wireless bridge Michael Dillon (Jun 18)
- RE: Wireless bridge Tim Huffman (Jun 18)
- RE: Wireless bridge John van Oppen (Jun 18)
- RE: Wireless bridge Bret Clark (Jun 18)
- Re: Wireless bridge Neil Harris (Jun 18)
- Re: Wireless bridge Chris Adams (Jun 18)
- Re: Wireless bridge Jay Hennigan (Jun 18)
- Re: Wireless bridge Joel Jaeggli (Jun 18)
- Re: Wireless bridge Bret Clark (Jun 19)
- Re: Wireless bridge Hugh Irvine (Jun 21)