I appreciate the input. Thanks! On Thu, Sep 24, 2009 at 8:56 AM, Paolo Di Francesco <paolo.difrance...@teleinform.com> wrote: > you decide the level of service, personally I think the amplifier is the > worst choice, I would prefer to use the devices on the tower (and yes we > have devices on tower with ice). > > But you asked for the electronic on the bottom (i.e. all passive) then > you have to choose what is the best trade off for you. Having the > electronics on the bottom is a very good thing, anybody can go there to > see what's wrong and it's easier to work during storms or bad weather. > But it has a high cost. > > Personally I would suggest, instead of having the things on the bottom, > to install twin devices on the tower. In case one goes down you have the > other one. This is easy to implement and very quick BUT it is not what > you asked in your last email. > > We do that and we find it a decent trade off. > > Bye. > >> For a 1/2 dozen subs? I should probably put in a backup generator too! >> >> On Wed, Sep 23, 2009 at 11:50 AM, Paolo Di Francesco >> <paolo.difrance...@teleinform.com> wrote: >>> then try to go with guide not with coaxial cable. In this way on the >>> tower you will have all-passive hardware. >>> >>> just my 2cents >>> >>>> Ya thats not bad. >>>> The other problem with this tower is that because of the terrain, you >>>> cant get a bucket near it for most of the year. >>>> So, I was just trying to keep the electonics at the bottom. >>>> The other end is only about 2 miles so I bet I can squeeze enough >>>> signal with XR5 and no amp. >>>> Thanks to all! >>>> -RickG >>>> >>>> On Tue, Sep 22, 2009 at 1:10 PM, Dennis Burgess <dmburg...@linktechs.net> >>>> wrote: >>>>> ?? Lets see a 433 with two radio cards would be a few hundred for a >>>>> complete repeater :) >>>>> >>>>> ----------------------------------------------------------- >>>>> Dennis Burgess, CCNA, A+, Mikrotik Certified Trainer >>>>> WISPA Board Member - wispa.org >>>>> Link Technologies, Inc -- Mikrotik & WISP Support Services >>>>> WISPA Vendor Member >>>>> Office: 314-735-0270 Website: http://www.linktechs.net >>>>> LIVE On-Line Mikrotik Training >>>>> Author of "Learn RouterOS" >>>>> >>>>> >>>>> -----Original Message----- >>>>> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >>>>> Behalf Of RickG >>>>> Sent: Tuesday, September 22, 2009 11:09 AM >>>>> To: WISPA General List >>>>> Subject: Re: [WISPA] license for amplifier? >>>>> >>>>> Gotcha. Unfortunately, this tower only has a half dozen subs. The cost >>>>> of those options prohibit use in this scenario. Thanks again. -RickG >>>>> >>>>> On Tue, Sep 22, 2009 at 12:06 PM, Josh Luthman >>>>> <j...@imaginenetworksllc.com> wrote: >>>>>> FCC friendly backhaul options as was suggested. >>>>>> >>>>>> The alternative in case you're unable to use an amplifier. >>>>>> >>>>>> Josh Luthman >>>>>> Office: 937-552-2340 >>>>>> Direct: 937-552-2343 >>>>>> 1100 Wayne St >>>>>> Suite 1337 >>>>>> Troy, OH 45373 >>>>>> >>>>>> "When you have eliminated the impossible, that which remains, however >>>>>> improbable, must be the truth." >>>>>> --- Sir Arthur Conan Doyle >>>>>> >>>>>> >>>>>> On Tue, Sep 22, 2009 at 12:02 PM, RickG <rgunder...@gmail.com> wrote: >>>>>> >>>>>>> Josh, >>>>>>> Thanks for the link to a beautiful chart but what does it have to do >>>>>>> with an amp? >>>>>>> -RickG >>>>>>> >>>>>>> On Tue, Sep 22, 2009 at 11:50 AM, Josh Luthman >>>>>>> <j...@imaginenetworksllc.com> wrote: >>>>>>>> Microwave Backhaul Comparison Chart - >>>>>>>> WISPTech< >>>>>>> http://www.wisptech.com/index.php/Microwave_Backhaul_Comparison_Chart> >>>>>>>> Josh Luthman >>>>>>>> Office: 937-552-2340 >>>>>>>> Direct: 937-552-2343 >>>>>>>> 1100 Wayne St >>>>>>>> Suite 1337 >>>>>>>> Troy, OH 45373 >>>>>>>> >>>>>>>> "When you have eliminated the impossible, that which remains, however >>>>>>>> improbable, must be the truth." >>>>>>>> --- Sir Arthur Conan Doyle >>>>>>>> >>>>>>>> >>>>>>>> On Tue, Sep 22, 2009 at 11:48 AM, jp <j...@saucer.midcoast.com> wrote: >>>>>>>> >>>>>>>>> Big thank you to L-com. >>>>>>>>> >>>>>>>>> Use a POE based backhaul product to avoid cable loss. The amp will >>>>>>>>> also >>>>>>>>> hurt your noise floor by amplifying interference/noise as well. >>>>>>>>> >>>>>>>>> If you are concerened about unreliability of having electronics atop >>>>>>>>> the >>>>>>>>> tower with regard to a POE radio solution, an amp is electronics atop >>>>>>>>> the tower, so that argument doesn't hold water. >>>>>>>>> >>>>>>>>> >>>>>>>>> On Tue, Sep 22, 2009 at 10:59:11AM -0400, RickG wrote: >>>>>>>>>> I am planning to install a 5Ghz backhaul from my main tower to a >>>>>>>>>> remote. It will have the antenna on the top, 150' of LMR-400 and the >>>>>>>>>> radio at the bottom. To make up for the loss, I ordered a 500mw amp >>>>>>>>>> from L-Com. Unfortunately, they cancelled the order saying I need a >>>>>>>>>> HAM license to purchase it. I thought unlicensed freqs dont require a >>>>>>>>>> license? >>>>>>>>>> -RickG >>>>>>>>>> > > > -- > > > Ing. Paolo Di Francesco > > Teleinform S.p.A. > Sede Legale: Via Francesco Paolo Di Blasi 1, 90144 Palermo > Unita' Operativa: Via Regione Siciliana 49, 90046 Monreale (Palermo) > Tel: +39-091-6408576, +39-091-6404501 > Fax: +39-091-6406200 > > http://www.wikitel.it > http://www.teleinform.com > > > > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ >
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