That's what I thought... but... he said: "We see 27.3 volts at the battery. And 27.1 volts at the top with no load"
On Thu, Oct 18, 2012 at 3:57 PM, Chris Fabien <ch...@lakenetmi.com> wrote: > No current = no voltage drop. Ohms Law. > > On Thu, Oct 18, 2012 at 3:38 PM, Jeromie Reeves <jree...@18-30chat.net> > wrote: > > The resistance of the length of wire. > > > > On Thu, Oct 18, 2012 at 11:03 AM, Greg Ihnen <os10ru...@gmail.com> > wrote: > >> A voltage difference with no load? What's causing the drop? > >> > >> > >> On Thu, Oct 18, 2012 at 10:06 AM, Justin Wilson <li...@mtin.net> wrote: > >>> > >>> We see 27.3 volts at the battery. And 27.1 volts at the top > with > >>> no load. > >>> Obviously load will have an impact on this. > >>> > >>> Justin > >>> > >>> -----Original Message----- > >>> From: Jeromie Reeves <jree...@18-30chat.net> > >>> Reply-To: WISPA General List <wireless@wispa.org> > >>> Date: Thursday, October 18, 2012 9:15 AM > >>> To: WISPA General List <wireless@wispa.org> > >>> Subject: Re: [WISPA] Another Ubiquity question > >>> > >>> >That depends on wire size. That distance is not going to be ethernet > >>> >so I will assume #12 AWG, 400ft, copper wire, etc. You should be > >>> >seeing a 5.6% drop under a 1amp load or about 25v under load. > >>> > > >>> > > >>> >On Thu, Oct 18, 2012 at 6:02 AM, Justin Wilson <li...@mtin.net> > wrote: > >>> >> 27 volts at the base. DC has very little loss over 400-500 > >>> >> foot > >>> >> distances. We are seeing about .1 volt loss on a 400 foot run. > >>> >> > >>> >> -----Original Message----- > >>> >> From: Scott Lambert <lamb...@lambertfam.org> > >>> >> Reply-To: WISPA General List <wireless@wispa.org> > >>> >> Date: Thursday, October 18, 2012 12:16 AM > >>> >> To: <wireless@wispa.org> > >>> >> Subject: Re: [WISPA] Another Ubiquity question > >>> >> > >>> >>>On Wed, Oct 17, 2012 at 10:14:03PM -0400, Justin Wilson wrote: > >>> >>>> Many UBNT deployments running at 27volts of clean DC power. Not > >>> >>>> saying it's ideal but it works. > >>> >>> > >>> >>>27v at the ethernet port or 27v at the base of the tower? > >>> >>> > >>> >>>-- > >>> >>>Scott Lambert KC5MLE Unix > >>> >>>SysAdmin > >>> >>>lamb...@lambertfam.org > >>> >>>_______________________________________________ > >>> >>>Wireless mailing list > >>> >>>Wireless@wispa.org > >>> >>>http://lists.wispa.org/mailman/listinfo/wireless > >>> >>> > >>> >> > >>> >> > >>> >> _______________________________________________ > >>> >> Wireless mailing list > >>> >> Wireless@wispa.org > >>> >> http://lists.wispa.org/mailman/listinfo/wireless > >>> >_______________________________________________ > >>> >Wireless mailing list > >>> >Wireless@wispa.org > >>> >http://lists.wispa.org/mailman/listinfo/wireless > >>> > > >>> > >>> > >>> _______________________________________________ > >>> Wireless mailing list > >>> Wireless@wispa.org > >>> http://lists.wispa.org/mailman/listinfo/wireless > >> > >> > >> > >> _______________________________________________ > >> Wireless mailing list > >> Wireless@wispa.org > >> http://lists.wispa.org/mailman/listinfo/wireless > >> > > _______________________________________________ > > Wireless mailing list > > Wireless@wispa.org > > http://lists.wispa.org/mailman/listinfo/wireless > _______________________________________________ > Wireless mailing list > Wireless@wispa.org > http://lists.wispa.org/mailman/listinfo/wireless >
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