Oops, my bad DL's is $150 each 10 + 119

-----Original Message-----
From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On
Behalf Of os10ru...@gmail.com
Sent: Thursday, October 29, 2009 8:46 PM
To: WISPA General List
Subject: Re: [WISPA] Fault tolerant tower deployment

Some remote control devices I've been looking at for remote  
controlling our generator:

http://www.controlbyweb.com/webrelay-quad/   (this one comes in a  
commercial model that accepts 9-28vdc power)

Greg

On Oct 29, 2009, at 10:50 PM, Chuck Profito wrote:

> Or do it your way and add this to the mix, and to switch radios you  
> don't
> have to go to the tower.
>
> http://www.dinrelay.com
>
> this unit saves the trip up the hill.  Small one $125 with auto  
> reboot, 16
> port $295
>
> All of our towers have these and a few repeaters. Now with auto  
> reboot on
> most of the radio boards,
> it's mostly used to boot routers, switches, or hung boards.
>
>
> -----Original Message-----
> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org]  
> On
> Behalf Of Mike
> Sent: Thursday, October 29, 2009 7:29 PM
> To: sc...@brevardwireless.com; WISPA General List
> Subject: Re: [WISPA] Fault tolerant tower deployment
>
> Based at least partly on what I've learned on this list:
>
> An enclosure can contain radios from 2 different bands with no issues.
>
> A dual band sector has less wind loading than one of each.
>
> Radios and enclosures have gotten cheaper.
>
> It really wouldn't be any more complicated than having a spare radio
> "on the tower," if implemented properly. If an entire router or power
> supply failed there would be an entirely redundant unit ready to go
> into service.
>
> So there would be no single unit.  If either radio, or either router
> died, the drone would take over.  Each antenna would have a redundant
> radio in a DIFFERENT enclosure.
>
> Mike
>
>
> At 09:07 PM 10/29/2009, you wrote:
>> I think the concept of combining functionality into single units  
>> and fault
>> tolerant redundancy are mutually exclusive.
>>
>> I believe more people have had problems with more complicated  
>> installs than
>> more simple ones vs. failed components on simple installs.  I think  
>> a well
>> planned combination of both including redundancy where it counts  
>> would be
>> best IMO
>>
>> Scott Carullo
>> Brevard Wireless
>> 321-205-1100 x102
>>
>>
>> ----------------------------------------
>>
>> From: "Mike" <m...@aweiowa.com>
>> Sent: Thursday, October 29, 2009 9:05 PM
>> To: "WISPA General List" <wireless@wispa.org>
>> Subject: [WISPA] Fault tolerant tower deployment
>>
>> I have been thinking of putting together a fully fault tolerant tower
>> setup.
>>
>> 1 antenna; two radios.  Separate CAT5, separate box. If one radio
>> failed, the other would come on-line.  The replacement climb would be
>> taken out of the EMERGENCY category.
>>
>> A complete system would be a 3) 5.8 120 degree sectors, plus 3) 2.4
>> (or 900 MHz) degree sectors.  6) small waterproof enclosures would
>> contain a router and one of each radio.
>>
>> I know on some of the MT router boards there is a fan header that
>> could be used to energize a relay.  Microwave relays are readily
>> available and have acceptable insertion loss.  Would a stripline
>> divider like Cameron suggested in another thread be the answer
>> instead? Passive solutions are always better.  If the antennas were
>> dual-band, wind load on a tower could really be lowered.  Besides
>> redundancy, consolidating wind load would be my goal.
>>
>> Has anybody done anything like this?  Can't seem to find any on the  
>> net.
>>
>> Am I mad?  Mike
>>
>>
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