[Laser] Optical DX Records
Chris L
vocalion1928 at hotmail.com
Sat Apr 2 09:39:34 EST 2005
Dear John,
Yes you did, I'm afraid.
At Mount Barrow we had Jason Reilly VK7ZJA, Joe Gelston VK7JG, Phil
VK7JJ, Dave VK6YA/7 as well as myself operating.
At Mount Wellington, 104 miles to the South the operators were Dr Mike
Groth VK7MJ, Justin VK7TW and Jamie VK7KEG operating.
There were not just two amateurs operating - there were seven! The
relevant body to us in Australia is the Wireless Institute of
Australia, not ARRL, and the WIA appears to accept the record.
Coherent light cannot remain coherent through a turbulent atmosphere -
so the 'coherency' requirement says a great deal about the ARRL's
ignorance of atmospheric physics in setting that requirement.
As this is all on the web page you claim to have read, is this a leg
pull?
Otherwise, best wishes,
Chris Long and Mike Groth VK7MJ.
>From: "John Matz" <Jematz at megsinet.net>
>Reply-To: Free Space LASER Communications <laser at mailman.qth.net>
>To: "Free Space LASER Communications" <laser at mailman.qth.net>
>Subject: Re: [Laser] Optical DX Records
>Date: Thu, 31 Mar 2005 01:40:59 -0600
>
>I reread some of the webpages. Maybe I "misspoke" hi hi.
>JEM
>----- Original Message -----
>From: "John Matz" <Jematz at megsinet.net>
>To: "Free Space LASER Communications" <laser at mailman.qth.net>
>Sent: Thursday, March 31, 2005 1:10 AM
>Subject: Re: [Laser] Optical DX Records
>
>
> > Hi
> > I think Chris has not claimed his contact as a world record ...
Chris is
>not
> > a ham, so the ham community won't recognize it ... he used LED
sources,
>not
> > lasers which the ARRL wants in its "coherency" requirement ... and
it is
>the
> > longest distance contact only in that part of the world (Australia
et al.)
> > ... but it's still neat !!!
> > John Matz KB9II
> > ----- Original Message -----
> > From: "steve kavanagh" <skavanagh73 at yahoo.ca>
> > To: <laser at mailman.qth.net>
> > Sent: Wednesday, March 30, 2005 8:05 AM
> > Subject: [Laser] Optical DX Records
> >
> >
> > > There seems to be some lack of consistency in optical
> > > DX record tracking. Chris Long's new web page (an
> > > interesting read !) quotes a previous red light record
> > > of under 100 km, while W5LUA at www.ntms.org lists a
> > > 192 km QSO as a North American red light record, and
> > > G3PHO
> > >
> > > (http://www.g3pho.free-online.co.uk/microwaves/index.htm
> > >
> > > gives a distance of a little over 100 km as a world
> > > record.
> > >
> > > 73,
> > > Steve VE3SMA
> > >
> > >
> > >
> > >
> > >
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