How power 900MHz will do it. We have one site with the local electric company pushing a ton of 900MHz and GPS doesn't work in that location. Another location our APs are near a radio station's 900MHz licensed link and they don't work. Look for any new, high power 900 and see if that is the issue.
On Mon, Nov 2, 2015 at 10:13 AM, David <[email protected]> wrote: > AHHHHARRRG the humanity :) > > > > On 11/02/2015 08:54 AM, Ken Hohhof wrote: > > Have you done a physical inspection up on the tower? And has another > tenant fired up anything new on the tower that could be interfering with > GPS signals, either by physically blocking the view of the satellites, or > RF interference? LightSquared testing some equipment on your tower? > > Are there any GPS interference tests being conducted by the government in > your area? > > http://www.navcen.uscg.gov/pdf/gps/gpsnotices/GPS_Interference.pdf > > > *From:* Jeremy <[email protected]> > *Sent:* Monday, November 02, 2015 8:42 AM > *To:* [email protected] > *Subject:* Re: [AFMUG] All units on a tower lost GPS sync > > I've seen GPS antennas die before, seen water in a type-N conenctor, and > have seen the sync source die (daughter board on a CMM3, or whatever on > CMM4. There are a few points of failure that could cause that. > > On Mon, Nov 2, 2015 at 7:21 AM, Josh Luthman <[email protected]> > wrote: > >> What radios? What's giving them sync? >> >> Josh Luthman >> Office: 937-552-2340 >> Direct: 937-552-2343 >> 1100 Wayne St >> Suite 1337 >> Troy, OH 45373 >> On Nov 2, 2015 9:18 AM, "Justin Wilson - MTIN" <[email protected]> wrote: >> >>> What would cause GPS sync to drop on 5 units on a tower? Have 3 sectors >>> and 2 backhauls which keep losing GPS sync. Can reboot the units or turn >>> gps off and on by selecting a different source and then changing it back >>> GPS. It then works for a short time before it stops again. On phone with >>> Cambium but there seems to be a language barrier at the moment. :-) >>> >>> These have been rock solid for months until about 8am EST this morning. >>> >>> Any ideas? >>> >>> >>> Justin Wilson >>> [email protected] >>> >>> --- >>> http://www.mtin.net >>> <http://t.sidekickopen26.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XZs3N1JKKW1p8b7-63BmqTW64k9XR56dWxNf8vBN2802?si=5679648505069568&pi=3295EF3C-3157-49FC-A3F3-4AFD3C533E0D&t=http%3A%2F%2Fwww%2Emtin%2Enet> >>> Owner/CEO >>> xISP Solutions- Consulting – Data Centers - Bandwidth >>> >>> http://www.midwest-ix.com >>> <http://t.sidekickopen26.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XZs3N1JKKW1p8b7-63BmqTW64k9XR56dWxNf8vBN2802?si=5679648505069568&pi=3295EF3C-3157-49FC-A3F3-4AFD3C533E0D&t=http%3A%2F%2Fwww%2Emidwest%2Dix%2Ecom> >>> COO/Chairman >>> Internet Exchange - Peering - Distributed Fabric >>> >>> >> > > >
