Because of the high maintenance needed to monitor and filter spammers from the RF Cafe Forums, I decided that it would
be best to just archive the pages to make all the good information posted in the past available for review. It is unfortunate
that the scumbags of the world ruin an otherwise useful venue for people wanting to exchanged useful ideas and views.
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Below are all of the forum threads, including all
the responses to the original posts.
Post subject: Cellular extenders
Posted: Wed Aug 11, 2010 6:32 am
Joined: Wed Sep 30,
2009 2:26 am Posts: 6
How do you extend/get cell coverage inside a
tunnel? I am doing a project at the moment and
need as much info as possible? What equipment to
Post subject: Re: Cellular extenders
Posted: Fri Aug 20, 2010 9:44 am
Joined: Fri Feb 17,
2006 12:07 pm Posts: 236 Location:
Koos you will need a cell-phone booster, like
you might use to illuminate an office area that
is below ground for instance. You need a solar
panel and battery pack to supply it. Then on the
antenna side you need an elevated position and a
small yagi beamed on the nearest cell phone base
to get the down-load link sorted. Finally, on
the up-link side into the tunnel you need leaky
coaxial feeder from Andrew Corp. That should
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