Re: Software project anyone?

["Mark McCall" <mark@xxxxxxx>]

"Taboo" channels are ones you shouldn't use Paul.

In the example below....if Channel 31 is used in your area then you can't
use 22,26,30,32,36 or 40

n-9     n-5     n-1    n     n+1    n+5     n+9
22     26       30    31     32    36     40

M.


----- Original Message -----
From: paul gordon <paul_gordon@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Monday, June 12, 2000 12:33 PM
Subject: Re: [ukha_d] Software project anyone?


> Mark,
>
> I've had this very problem in the past, and I've just used trial and
error
> to avoid co-channel interference. - I can see the reason for not using
n
+/-
> 1, - I never use immediately adjacent channels, but what's the thing
with
n
> +/- 5 or n +/- 9??
>
> I have read the document, but I'm not clear what is meant by the
"image
> channels" and the VCR/Oscillator channels in relation to any
given channel
> number....
>
> Just curious!
>
> Paul G.
>
>
>
> >From: "Mark McCall" <mark@xxxxxxx>
> >Reply-To: ukha_d@xxxxxxx
> >To: "Ukha_D@Egroups. Com" <ukha_d@xxxxxxx>
> >Subject: [ukha_d] Software project anyone?
> >Date: Mon, 12 Jun 2000 12:13:45 +0100
> >
> >I'm trying to plan the best frequencies to modulate my CCTV,
Satellite TV
> >etc round the house.
> >
> >I have read the articles on "Taboo Channels" given to me
by Keith Doxey
and
> >after adding the 5 terrestrial analogue channels I am left with a
selection
> >on which to add the above.  Rather than attach the doc I have put
it here
> >so
> >those who are interested can have a look...
> >http://www.automatedhome.co.uk/downloads/tv.zip
> >
> >Now, here's the thing :-)
> >
> >Any budding programmers on this list itching for a small software
project
> >to
> >show off their skills?  I envisage a small app with a grid of
numbers (21
> >to
> >69?).  Users would click on the frequencies that are used in their
area
and
> >this would automatically cross out (or change to red or whatever)
all the
> >taboo frequencies (n +/- 1, n +/- 5, n +/- 9).  This would then
leave the
> >list of channels that are still available to use.
> >
> >This could be expanded to include a location selector that would
> >automatically fill in the channels for your area.  Also could the
software
> >calculate the best channels to use out of the available free ones
to
> >maximise your choice?  Could possibly lead to a useful shareware
app for
> >Aerial installers?
> >
> >Anyone....?
> >
> >:-)
> >
> >Thanks
> >
> >M.
> >
> >_________________________________
> >The UKs Premier Home Automation Site
> >http://www.automatedhome.co.uk
> >_________________________________
> >
>
>
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