Re: F1D in Cat 1 Ceiling

From: <RLBailey_at_care4free.net>
Date: Tue, 18 Mar 2008 12:08:09 -0000

Mark

On chewing over the F1D flying, I strongly suspect that my model was flying overelevated. It seems that it can go too nose up, resulting in too much drag and the prop having to run faster despite the low flying speed. The let down is then liable to be rubbish since in effect the motor is too thin. You may have had the same trouble.

It seems possible that this setup is inconsistent in behaviour from one flight to the next as if there might be more than one stable wing angle of attack for the same set up.

I remember Tony Young at Chobham telling me many years ago that he had an A/2 with 2 flying speeds!

What do you think?

Bob


Did you change the tail incidence when you put the nice new wing on?

----- Original Message -----
  From: markbenns
  To: Indoor_Construction_at_yahoogroups.com
  Sent: Monday, March 17, 2008 4:20 PM
  Subject: [Indoor_Construction] F1D in Cat 1 Ceiling


  Having flown full motors under a 25ft Ceiling for the first time i have
  to say its a nailbiting experience getting the models to fly upto the
  ceiling allow them to drop before the VP kicks in to take them back up
  again. It seems alien to fly like this but terribly impressive when it
  works if not a triffle nervy a few feet from the floor on the first
  decent.

  If you havent tried this rollercoaster give it a go its actually a real
  scream if not a bit fiddly.



   

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Received on Tue Mar 18 2008 - 05:10:40 CET

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