$149 in qty 1, 119 in qty 10.

Chuck Profito wrote:
> Their $135 against $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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-- 
Scott Reed
Sr. Systems Engineer
GAB Midwest
1-800-363-1544 x4000
Cell: 260-273-7239



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