Absolutely, 12, 24, or 48 volts depending on what you are trying to do. John
Paul Rice wrote: > I'd recommend you use either a unmanaged or managed industrial DC powered > switch 12-20 vdc > otherwise your going to need a LOT of solar panels (650 watts is what my > calcs came up with) > In fact eliminate all 120 AC from your outdoor install for the best results > to save money on smaller solar rigs. > > Paul > > -------------------------------------------------- > From: "Paul Rice" <paul.r...@boomerang-networks.com> > Sent: Tuesday, August 25, 2009 12:09 PM > To: "WISPA General List" <wireless@wispa.org> > Subject: Re: [WISPA] solar site > > >> Yikes, that is daunting. >> >> Is that the site your putting in, or your example site? >> >> -------------------------------------------------- >> From: "Marlon K. Schafer" <o...@odessaoffice.com> >> Sent: Tuesday, August 25, 2009 12:04 PM >> To: "WISPA General List" <wireless@wispa.org> >> Subject: Re: [WISPA] solar site >> >> >>> 120.... >>> >>> ----- Original Message ----- >>> From: "Paul Rice" <paul.r...@boomerang-networks.com> >>> To: "WISPA General List" <wireless@wispa.org> >>> Sent: Tuesday, August 25, 2009 9:35 AM >>> Subject: Re: [WISPA] solar site >>> >>> >>> >>>> Hey Marlon >>>> >>>> is that 1.8 amps at 120VAC or 1.8 amps at 12VDC? >>>> >>>> volts x amps = watts >>>> the precise nominal and max watts that is the real factor determining >>>> the >>>> size of the power system needed >>>> the difference is 25 watts or 250 watts :) >>>> CostCo has a solar panel + charger + frame that would work for 25 watts, >>>> I >>>> think >>>> >>>> 500 is good price, since your able to access it easily, it shouldn't be >>>> much >>>> of risk. >>>> >>>> -------------------------------------------------- >>>> From: "Marlon K. Schafer" <o...@odessaoffice.com> >>>> Sent: Tuesday, August 25, 2009 11:29 AM >>>> To: "WISPA General List" <wireless@wispa.org> >>>> Subject: Re: [WISPA] solar site >>>> >>>> >>>>> Are you really saying that less than 500 bucks will build a solar >>>>> system >>>>> good enough for our radios these days? >>>>> >>>>> Dude, if that's true I can open up a LOT more doors! >>>>> marlon >>>>> >>>>> ----- Original Message ----- >>>>> From: "Mike" <m...@aweiowa.com> >>>>> To: "WISPA General List" <wireless@wispa.org> >>>>> Sent: Tuesday, August 25, 2009 8:50 AM >>>>> Subject: Re: [WISPA] solar site >>>>> >>>>> >>>>> >>>>>> I bought two of the Northern Tool $79.00 15 watt panels, their $49.00 >>>>>> charge controller, a deep cycle marine battery from Walmart and built >>>>>> my own. So far, the "fully charged" light comes on every day. The >>>>>> battery should run my two radio repeater for more than a week. Might >>>>>> not be the club way to do it, but it works. >>>>>> >>>>>> Mike >>>>>> >>>>>> At 11:09 PM 8/24/2009, you wrote: >>>>>> >>>>>>> Hi All, >>>>>>> >>>>>>> Sorry for the cross post. Time is short on this project and I need a >>>>>>> lot >>>>>>> of >>>>>>> help. >>>>>>> >>>>>>> I've never done a solar project. Never really even looked at them due >>>>>>> to >>>>>>> the costs I've seen tossed about. >>>>>>> >>>>>>> Now I have a customer that's willing to purchase the initial equipment >>>>>>> needed to cover his community. The ONLY way into the area is a hill >>>>>>> that's >>>>>>> within sight of my tower and NOT anywhere near power. >>>>>>> >>>>>>> I'll be able to just run a single MT board with two radios in it for >>>>>>> this >>>>>>> site. One backhaul and 1 distribution. I'll guess that I'll have >>>>>>> less >>>>>>> than >>>>>>> a 2 amp draw (probably much less than 1 amp in reality). >>>>>>> >>>>>>> We don't often get long periods of no sun. Could be days of fog or >>>>>>> low >>>>>>> clouds in the winter, but mostly we'll have a lot of sun. On the >>>>>>> foggy >>>>>>> or >>>>>>> cloudy days we often don't have enough wind to worry about wind >>>>>>> generation. >>>>>>> I think. >>>>>>> >>>>>>> So, please clue me in on what to buy, who to buy it from (vendors >>>>>>> welcome!) >>>>>>> and anything else I'm missing. >>>>>>> >>>>>>> Thanks all! >>>>>>> marlon >>>>>>> >>>>>>> >>>>>>> >>>>>>> -------------------------------------------------------------------------------- >>>>>>> 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/ >>>>>>> >>>>>> >>>>>> >>>>>> -------------------------------------------------------------------------------- >>>>>> 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/ >>>>>> >>>>> >>>>> -------------------------------------------------------------------------------- >>>>> WISPA Wants You! 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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/ >>> >> >> -------------------------------------------------------------------------------- >> 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/ >> > > > > -------------------------------------------------------------------------------- > WISPA Wants You! 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