[TheList] APCO25

Thu Apr 21 21:21:29 AEST 2011

For 100 more points, if you know the strength of the transmitter, can you
gesstamate how far away that TX is?

On Thu, Apr 21, 2011 at 11:00 PM, Mike Barnes (ZL3TMB) <zl3tmb at ihug.co.nz>wrote:

>
> Hmmmmm, so if I enter all these frequency as mobile inputs in my scanner
> with a very poor antenna.
> I've just created the best radar detector ever :)
>
> A simple P25 buzz warns of the police near by.....
>
>
> http://www.rsm.govt.nz/cms/pdf-library/resource-library/publications/pib-23/
> PIB23-Issue-6.pdf
>
> The simple ideas are the greatest.. :)
>
> Have fun.....
>
>
> Andy wrote:
> > Current state of play:
> >
> > Following freqs in the Auckland area observed as active with APCO P25
> > trunking data:
> >
> > 141.1500
> > 141.1750
> > 141.2625
> > 143.2750
> > 143.3500
> > 143.3625
> > 143.3750
> > 143.3875
> > 143.4375
> > 498.5125
> > 498.5250
> > 498.5625
> > 498.6375
> > 498.6625
> > 498.6750
> > 498.6875
> > 498.7000
> > 498.8125
> > 498.9875
> >
> > cheers
> >
>
>
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