That makes a ton of sense.

The UHF bands also opened up this morning across the country. Within 15 miles 
this site is a higher powered 900MHZ ham repeater.



Justin Wilson
[email protected]

---
http://www.mtin.net Owner/CEO
xISP Solutions- Consulting – Data Centers - Bandwidth

http://www.midwest-ix.com  COO/Chairman
Internet Exchange - Peering - Distributed Fabric

> On Nov 2, 2015, at 10:22 AM, [email protected] 
> <[email protected]> wrote:
> 
> 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] 
> <mailto:[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 
>> <http://www.navcen.uscg.gov/pdf/gps/gpsnotices/GPS_Interference.pdf>
>>  
>>  
>> From: Jeremy <mailto:[email protected]>
>> Sent: Monday, November 02, 2015 8:42 AM
>> To: [email protected] <mailto:[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] 
>> <mailto:[email protected]>> wrote:
>> What radios?  What's giving them sync?
>> 
>> Josh Luthman
>> Office: 937-552-2340 <tel:937-552-2340>
>> Direct: 937-552-2343 <tel:937-552-2343>
>> 1100 Wayne St
>> Suite 1337
>> Troy, OH 45373
>> 
>> On Nov 2, 2015 9:18 AM, "Justin Wilson - MTIN" <[email protected] 
>> <mailto:[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] <mailto:[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
>>  
>>  
> 
> 

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