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>
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