I think it would be more accurate to say a lot of the equipment WISPs use, rather than ISPs... I don't see too many radios that require -48 (a lot, or even most appear to be able to handle -48v though), but it seems like rack mount stuff does tend to need (or at least tolerate) -48.
On Sat, Nov 24, 2018 at 9:41 AM Chuck McCown <[email protected]> wrote: > I guess my experience is the reverse. Having spent 40 years in telecom, > seems that almost everything rack mounted is –48 if you want DC power. I > don’t recall ever finding +48 rack mounted telecom equipment. > > *From:* Ken Hohhof > *Sent:* Saturday, November 24, 2018 7:43 AM > *To:* 'AnimalFarm Microwave Users Group' > *Subject:* Re: [AFMUG] 48v Power Supply Switches > > > I have one site with an Eltek/Valere system and it does its job quite > nicely, my question for you: how do you deal with the Eltek Systems mostly > being designed for -48 yet a lot of the equipment ISPs use wants +48? My > one Eltek site has an old Purewave WiMax basestation that I am about to > decommission but I will need +48 and I don’t want to put in a DC-DC > converter if nothing will be running off the -48. > > > > *From:* AF <[email protected]> *On Behalf Of *Chuck McCown > *Sent:* Saturday, November 24, 2018 8:13 AM > *To:* AnimalFarm Microwave Users Group <[email protected]> > *Subject:* Re: [AFMUG] 48v Power Supply Switches > > > > +1 > > Sent from my iPhone > > > On Nov 24, 2018, at 3:13 AM, Gino A. Villarini <[email protected]> wrote: > > We go direct to Eltek/valere -48 system. It has redundant rectifiers, > web/snmp and LVD > > > > *Gino** Villarini * > Founder/President > @gvillarini > t: 787.273.4143 > m: > > [image: Image removed by sender. aeronet-logo] <http://www.aeronetpr.com/> > > [image: Image removed by sender. inc500] > <https://www.inc.com/profile/aeronet> > > [image: Image removed by sender. fb-logo] > <https://www.facebook.com/aeronetpr/> > > [image: Image removed by sender. insta-logo] > <https://www.instagram.com/aeronetpr/?hl=en> > > [image: Image removed by sender. in-logo] > <https://www.linkedin.com/company/aeronet-broadband-corp> > > [image: Image removed by sender. tw-logo] > <https://twitter.com/AeroNetPR?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Eauthor> > > > [image: Image removed by sender. yt-logo] > <https://www.youtube.com/channel/UCr2Q9WBrAYVm3Fn970Jd6VA> > > www.aeronetpr.com | Metro Office Park #18 Suite 304 Guaynabo, PR 00968 > > *From: *AF <[email protected]> on behalf of Alex Davidson < > [email protected]> > *Reply-To: *AnimalFarm Microwave Users Group <[email protected]> > *Date: *Friday, November 23, 2018 at 11:13 AM > *To: *"[email protected]" <[email protected]> > *Subject: *[AFMUG] 48v Power Supply Switches > > > > Hey guys, we are stepping up to some 48v equipment on a tower and in > looking into power supply switches. This seemed to be something that would > work for us (Mean Well SE-1000-48). Any thoughts or pros and cons that yall > have found with this unit. Any units of similarity that might work well in > place of this one. Thanks > > > > > > > > -- > 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 > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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