[linux-dvb] [OT] UHF masthead amp power supply location

Martin Thompson hireach at internode.on.net
Fri Feb 29 11:22:01 CET 2008


years ago i had a sat installed
because of the wall they used a combiner/decoder with power pass
like these

http://www.hillsantenna.com.au/cattleprod/products/D3101DIP

so the power goes via the cable but not onto the fta side
put your amp power supply up in the roof after teh combiner

----- Original Message ----- 
From: "Nicolas Will" <nico at youplala.net>
To: <linux-dvb at linuxtv.org>
Sent: Friday, February 29, 2008 8:25 AM
Subject: [linux-dvb] [OT] UHF masthead amp power supply location


> This this OT, but I don't really know where to ask. And after all, the
> odds are that I will find a person with that sort of knowledge here.
> 
> I currently have a masthead amp for my DVB-T antenna. It uses a power
> supply in the house that inject current through the antenna cable.
> 
> I am now installing my Sat DVB-S system properly (i.e. not with a cable
> going through an open window), and I'd like to use a combiner/splitter
> system as I cannot lay a new cable from the dish to the tuner for the
> satellite signal (very old granite house), and I would like the existing
> cable going under the floor.
> 
> I am afraid that the masthead amp power supply will be bothering the
> whole deal. I cannot get rid of the amp, my DVB-T reception is too weak
> without it.
> 
> Here are diagrams of my 2 options:
> 
> http://www.youplala.net/~will/htpc/Satellite/masthead_amp-where.png
> 
> Option A - This is the easiest for me to achieve, but the position of
> the power supply worries me.
> 
> Option B - I'm confident that this is technically sound, except that the
> necessary physical location of the power supply in this case has no
> power plug nearby...
> 
> My question is: can Option A fly?
> 
> Thanks for your help.
> 
> Nico
> 
> 
> 
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