[ML-Hams] amplifier

Hunter Fuller hfuller at pixilic.com
Wed Dec 7 17:33:29 CST 2016


I already have a 20V(ish) "ghetto PoE" injector bus. It puts the DC power
on the spare pairs of the Ethernet cable. In use at the shop for cameras
and the 900MHz radio already. I would try to get online with just the WRT
running off of this supply. There will be a little more of a challenge
running the amp off of it, unless you run your antenna just inside the shop
and put the amp there.

That is, of course, unless it is a small DC powered amp that will sit
outside between the WRT and antenna.

On Wed, Dec 7, 2016 at 13:56 Jeff Cotten <omegix at gmail.com> wrote:

>
> Does anyone know from looking at all the stuff on the ham station if any
> of that stuff is an amplifier?
>
> We can go up to 10W for broadcasting a bbhn mesh signal ( 2.4ghz )
>
> FYI, here's some advice we received on the setup:
>
> "
> You will want your node in a watertight box up with two glands so cales
> can exit. Put it up on the pole with a very short very good coax run like
> 9913 or LMR400. Run power and ethernet up to the node box. You can put both
> on a single run of Category 5 cable.
>
> Don't forget that hams are permitted amplifiers for spread spectrum, up to
> 10 watts (without automatic power control). An amp of the biamp type which
> includes an LNA preamp on receive is better, and one that includes a
> channel band pass filter is better still.
> "
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