well as multiple
ferruls at each end of every cat5 cable used.
/Eje
Sent via BlackBerry from T-Mobile
-Original Message-
From: Gary Garrett
Date: Mon, 30 Mar 2009 11:09:06
To: WISPA General List
Subject: Re: [WISPA] harmful RFI from ethernet to HAM RADIO?
I went through this issue
I went through this issue with a ham repeater at a mountain top tower.
The repeater would key up and never let go as it saw some signal it
thought was a user. I was in a metal cargo container and the repeater
was in a frame building 20 feet away.
I could turn off the ethernet switch and the inte
This happens right in my house. Since installing lots of extra ethernet
wiring, my ability to scan in the 2m and 150mhz areas has definitely
been hindered by all the off noisy channels. It happened because I
haven't bothered to use shielded cat5 at home.
At tower sites, we use shielded only. We
appens.
> marlon
>
> - Original Message -
> From:
> To: "WISPA General List"
> Sent: Sunday, March 29, 2009 9:24 PM
> Subject: Re: [WISPA] harmful RFI from ethernet to HAM RADIO?
>
>
> > Yes that would be ethernet. Gets some cable ferrules and put
neral List"
Sent: Sunday, March 29, 2009 9:24 PM
Subject: Re: [WISPA] harmful RFI from ethernet to HAM RADIO?
> Yes that would be ethernet. Gets some cable ferrules and put on the
> ethernet right next to the radio another right at the exit from the poe
> and another right as cat5 ca
We ran into this once. Solution: upgrade to shielded Ethernet cable with a
drain wire. Then attach the drain wire to ground.
> -Original Message-
> From: Kurt Fankhauser
> To: 'WISPA General List'
> Date: 03/29/09 23:56
> Subject: [WISPA] harmful RFI f
outdoor rated shielded cat5 cabling between poe
and unit.
/Eje
Sent via BlackBerry from T-Mobile
-Original Message-
From: "Kurt Fankhauser"
Date: Sun, 29 Mar 2009 23:56:12
To: 'WISPA General List'
Subject: [WISPA] harmful RFI from ethernet to HAM RADIO?
Has anyone
Has anyone else here ever been co-located on a tower with a HAM radio
(144-148mhz) VHF repeater or perhaps even a commercial system in the 150mhz
band and gotten complaints that your Ethernet cable is causing them
interference on their repeater? We are trying to locate the source of noise
on an ama
