That can't possibly be true because the data pairs are 12/56 for 100 meg. Swapping the power pins wouldn't have any effect on it. There's more to that situation.
Were you using a crossover cable? That's not the same thing. Josh Luthman 24/7 Help Desk: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Tue, Apr 20, 2021 at 11:55 AM Sam Lambie <[email protected]> wrote: > Gigabit and 100 base DC Injectors. Weird I know. > > > On Tue, Apr 20, 2021 at 9:51 AM Mathew Howard <[email protected]> > wrote: > >> That doesn't make any sense... is that using 100Mbps or gigabit ethernet? >> If it's 100M, those pairs shouldn't make a difference one way or the other, >> but I would think Gigabit would be less likely to work with them swapped >> (in my experience gigabit will work either way though). >> I just plugged a 450b (3ghz) into a ubiquiti power supply here with a >> straight through cable, and it seems to work just fine. >> >> >> On Tue, Apr 20, 2021 at 10:06 AM Sam Lambie <[email protected]> wrote: >> >>> That is actually not true. The radio powers up, but won't pass ethernet >>> until the pairs are switched. We bench tested quite a few different PSU's >>> and all gave us the same result yesterday. Once I flipped blues and brown >>> around, it worked like a charm. >>> >>> On Mon, Apr 19, 2021 at 5:59 AM Caleb Knauer <[email protected]> >>> wrote: >>> >>>> FYI 450b is power polarity agnostic, so you don't need to swap pairs. >>>> >>>> On Sun, Apr 18, 2021 at 9:13 PM Sam Lambie <[email protected]> >>>> wrote: >>>> > >>>> > Hey all, >>>> > >>>> > I am running into some issues with a 450b PTP setup. The Slave is >>>> running at 200' of cable and the radio powers up, but doesn't transmit. I >>>> got it to talk to the BHM (450b) and toned in the signal at -58 on both >>>> ends for a couple of days at one point then it fizzled out. Swapped channel >>>> and frequencies, No connection. Spectrum scan on both sides shows a totally >>>> clean channel in many spots, and I have tried them all. I swapped out the >>>> radio and the same thing happened. So... I am thinking it's voltage drop >>>> with the dinky 0.5 amp PSU. >>>> > Does anyone make one that is 1-1.5 amps at 30vdc? >>>> > I am going to take a 24vdc 1 amp power supply from a Ubiquiti radio >>>> and swap pairs on the Ethernet cable to see if I can get it to work and >>>> prove my theory. >>>> > Has anyone ran into this situation? >>>> > >>>> > thanks, >>>> > >>>> > -- >>>> > -- >>>> > Sam Lambie >>>> > Taosnet Wireless Tech. >>>> > 575-758-7598 Office >>>> > www.Taosnet.com >>>> > -- >>>> > AF mailing list >>>> > [email protected] >>>> > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>>> >>>> -- >>>> AF mailing list >>>> [email protected] >>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>>> >>> >>> >>> -- >>> -- >>> *Sam Lambie* >>> Taosnet Wireless Tech. >>> 575-758-7598 Office >>> www.Taosnet.com <http://www.newmex.com> >>> -- >>> AF mailing list >>> [email protected] >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > > > -- > -- > *Sam Lambie* > Taosnet Wireless Tech. > 575-758-7598 Office > www.Taosnet.com <http://www.newmex.com> > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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