Agreed. And if it's on the ethernet side, just adding some ferrite chokes to the power line might fix the problem. Or switching to shielded cable.
On Mon, Jan 9, 2023, 7:52 AM Josh Luthman <j...@imaginenetworksllc.com> wrote: > Step 1 is to figure out where your packet loss is coming from. If it's > interference on the RF side, changing to a DC plant is a complete waste of > time/money. > > On Mon, Jan 9, 2023 at 9:21 AM <dmmoff...@gmail.com> wrote: > >> Usually when people say "DC plant" they mean a rectifier. A charger + >> inverter like you proposed would probably also count as having DC power >> plant. >> I used one of these once: >> https://www.aimscorp.net/12-Volt-Pure-Sine-Inverter-Chargers/ >> Worked fine, but no remote management. I'm sure there are a dozen >> options out there to pick from. >> >> An isolation transformer might be a less intrusive change. Tripp Lite >> makes some affordable ones. On the trip lite ones I had the hot and >> neutral were isolated, but the ground passed straight through. Depending >> on where the noise is coming from that might not fix it, but you can test >> an isolated ground by snapping off the ground prong on the transformer or >> using a 2-prong adapter. I say "test" because you shouldn't run without a >> ground permanently. >> >> >> >> >> -----Original Message----- >> From: AF <af-boun...@af.afmug.com> On Behalf Of Jan-GAMs >> Sent: Sunday, January 08, 2023 3:41 PM >> To: af@af.afmug.com >> Subject: Re: [AFMUG] backup power for small tower >> >> It's in a parking-lot of a business and they started plugging their food >> truck into the power-source. So what do you mean by "DC plant"? >> >> On 1/8/23 12:20, Bill Prince wrote: >> > If your site is 100% DC-powered, the batteries should provide all the >> > isolation you need. My suggestion is to just switch to DC plant. >> > >> > >> > bp >> > <part15sbs{at}gmail{dot}com> >> > >> > On 1/8/2023 11:21 AM, Jan-GAMs wrote: >> >> Ever since a food truck started plugging their truck into the same >> >> power source we use we've been experiencing severe packet loss >> >> through it. Possibly electrical motor-hum? Anyway, I'm wondering >> >> what is available or suggested to use to place a better electrical >> >> isolation for a battery backup in the box on the tower. >> >> >> >> We're using two ubiquiti radios one cheap ubiquiti router and a Cisco >> >> fiber to ether-net router. We have a cyberpower 450va that provides >> >> power for less than an hour when we have a power outage. It would be >> >> better if we could use something more hefty. The NEMA box is 2ft x >> >> 2ft x 8in. Inside is 2ft x 2ft x 6in. So there isn't much room. >> >> >> >> I'm thinking maybe a stack of batteries, a charger and a sine-wave >> >> invertor? Unless someone knows of a product that would do what's >> >> needed? >> >> >> >> >> > >> >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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