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----- Original Message -----
Sent: Monday, August 15, 2005 4:43
PM
Subject: Re: Fw: [Aus-soaring] FLARM and
Winpilot
Harry
Do you think all of these points,
that you have made so well, will be discussed properly and at length as
part of the Seminar/Forum associated with the GFA's AGM?
But as Bernard has said in a
recent post here on this subject ......... what good is it unless it is
widely adopted?
A push thru the Insurers is the
best hope for a quick take-up, in my view.
Regards Geoff
----- Original Message -----
Sent: Monday, August 15, 2005 2:20
PM
Subject: Re: Fw: [Aus-soaring] FLARM
and Winpilot
Peter and Mandy,
Many thanks for the web page based
reports. Mountain flying is certainly a different skill to those which
we acquire flying cross country in Australia and I expect success is
much more highly dependent on local knowledge . What you have learned
this time must be of inestimable value to the Australian team next
year.
As you know, I was particularly interested in your experience
with the Flarm system. I was in Austria a couple of weeks there and my
friend Fritz Romig, whom you may have met at Waikerie, said that most
private gliders there were equipped with it and pilots believed it
was very valuable in collision avoidance.
My concern is that what
appears to be a very useful adjunct to flight safety may take a
considerable time to filter through the GfA bureaucracy and that we wait
unnecessarily for a final development when it appears that a very useful
instrument is available right now. It could be made in Australia under
license by someone like Nigel Andrews of RF developments who can also
incorporate an ADS-B function or imported as is.
I analysed 3 mid
airs with which I am very familiar, being in one and seeing another as
well as having substantial knowledge of the one at Waikeie involving a
tug. In mine Flarm would have almost certainly avoided an accident as
having knowledge of a following glider behind me would have made
certain I did not turn unless sure he had me in view. The one at Horsham
appeared to be caused when a glider approaching a few gliders
thermalling collided with another glider turning between him and the
small gaggle. If my summary is correct then there is a good chance this
would also be avoided with help from Flarm, but this incident is
not so certain. The third case involving the tragic death of the young
woman tug pilot would almost certainly been avoided if the 2 gliders and
tug had been Flarm equipped.
The destruction of 4 gliders and the
tug in these three accidents represented a capital loss of $300,000 and
how much value can we place on the 3 lives lost?
$300,000
represents the capital cost of fitting Flarm units to most of our
gliders and tugs at risk. I am sure insurance premiums would go down if
we could convince insurers that our risk profile had been reduced so
that it would not be unrealistic to assume a recoupment of some of
the costs over time.
Interestingly, most mid airs in Australia
have not occurred at times of high traffic density and it appears that
Flarm would be particularly effective in warning pilots of
unobserved gliders in these circumstances.
We make parachutes
mandatory in competitions but only half of pilots in disabled gliders
are able to deploy them in time. Below 3,000 ft. your chances are much
worse and they improve above that height. The cost of a pararchute which
only gives you a 50% chance is over $2,000 and there are repacking costs
each year. Much better to avoid the accident in the first place.
Approximately 10 % of our pilots who have flown multi class nationals
from Horsham till now have had a mid air accident.
I was
hoping your overseas experience would result in a strong reccommendation
to implement the Flarm system in Australia but understand you can only
call it as you see it. The problems you mentioned such as being able to
adjust sound levels would be easy of solution. If the units are easily
upgradeable by having the software on a PROM or whatever then there does
not appear to be any reason to delay, but I know it will take a big push
to achieve anything in the short term,
A few questions.Does the unit
give the distance betwen your glider and the one perceived as a threat?
A second version appears to be low in height and wider which could be
designed to fit on top of the instrument panel right in the pilots view,
is this how it is placed? Are the units free standing in that they can
be unplugged from a power source and easily moved between gliders? The
low power requirement quoted of 50 ma could probably be adequately
sourced from selfcontained rechargeable batteries. If you had
the option of flying in a competition either with or without the Flarm
system, how strongly would you reccomend to organisers that Flarm be
used?
Your further comments would be most welcome.
Kind
Regards,
Harry Medlicott
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