[aprssig] Automatic omni DF query
Dave at emv.co.uk
Tue Feb 10 08:54:51 CST 2009
I presume then, thats why at the recent Harwell rally (Oxfordshire UK)
someone was selling rack mount 121.5 receivers.
> -----Original Message-----
> From: Ray Wells [mailto:vk2tv at exemail.com.au]
> Sent: 10 February 2009 04:19
> To: TAPR APRS Mailing List
> Subject: Re: [aprssig] Automatic omni DF query
> Rick Green wrote:
> > On Mon, 9 Feb 2009, Scott Miller wrote:
> >> Before anyone asks, these particular units won't work for 121.5 -
> >> I've only been able to get them to receive as low as 127 MHz.
> > That's a moot point anyway - I just read on another site
> that the
> > government has announced the discontinuance of satellite
> monitoring of
> > 121.5 and 223.0, obsoleting a huge 'fleet' of ELTs., so all the
> > boaters, aviators, and hikers will be forced to upgrade to
> the new standard.
> It's a world-wide shift to 406MHz
> Ray vk2tv
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