Good point, Andy.
I'm inclined to keep the Windfree simple, and not add spoilers. I've
noticed that I raise the nose and mush it in for a spot landing pretty well.
--Bill
>From: "Andy Page" <[EMAIL PROTECTED]>
>To: [EMAIL PROTECTED], [EMAIL PROTECTED]
>Subject: Re: [RCSE] Next project...
>Date: Thu, 28 Jun 2001 16:23:49 -0700
>
>I'm thinking my Windfree will be 2 channel - like the original.
>I flew my stretched Questor and an original standard class fairly
>competitively, neither one had spoilers. Even if you don't win,
>its great fun to do well with a less than state of the art design.
>That way, you know it was your flying skill that made the difference.
>
>I always found that light, responsive models can be brought down
>without spoilers by wagging the rudder at high angle of attack -
>kinda like an alternating side slip. Not as effective as spoilers,
>but it's something.
>
>Something large is another story... I think my Bird of Time will
>have spoilers.
>
>
>>From: "Bill Harris" <[EMAIL PROTECTED]>
>>To: [EMAIL PROTECTED], [EMAIL PROTECTED]
>>Subject: Re: [RCSE] Next project...
>>Date: Thu, 28 Jun 2001 15:22:05 -0500
>>MIME-Version: 1.0
>>X-Originating-IP: [192.243.195.27]
>>Received: from 192.243.195.27 by lw14fd.law14.hotmail.msn.com with
>>HTTP;Thu, 28 Jun 2001 20:22:05 GMT
>>
>>IMO, the Windfree looks good in the air. Mark Smith did a lot of
>>legendary flying in the mid-70's with that plane.
>>
>>Those long skinny wings and light weight seem to make it a bit squirrelly
>>on launch. With 500 in^2 area and 26 oz weight it seems to be a marginal
>>"open class" ship and probably will be out-competed by Unlimited RES
>>ships. But I'll have fun, I already know humility...
>>
>>Ray Hayes does have a Nostalgia Page at
>>http://www.skybench.com/nostalgia/nindex.html .
>>
>>Y'all, forgot to ask: spoilers on the Windfree, yea/nay? I've not seen
>>spoilers on any of the Windfree pics I've seen, so they may not have been
>>used on this plane. Practical, yes. Aesthetic, ??.
>>
>>--Bill
>>
>>
>>
>>>From: "Andy Page" <[EMAIL PROTECTED]>
>>>To: [EMAIL PROTECTED], [EMAIL PROTECTED]
>>>Subject: Re: [RCSE] Next project...
>>>Date: Thu, 28 Jun 2001 12:27:17 -0700
>>>
>>>I also just finished a nostalgia model - an Airtronics Questor,
>>>with the same mod I put on the first one 20 years ago, polyhedral
>>>tip panels. Pretty much makes it a Super Questor, with a slightly
>>>different planform. So, I guess its not legal for nostalgia.
>>>
>>>I have a Windfree on the board now, from the new kit. This one
>>>always fascinated me back then, but I never had one. I can't wait
>>>to fly it. Next project will be a Bird of Time.
>>>
>>>Andy
>>>
>>>
>>>
>>>>The BoT is on final to completion and it's time to start planning my
>>>>next
>>>>project...
>>>>
>>>>I'd just finished my two Nostalgia planes, refurbished 1972 Oly 99 and
>>>>Windfree. I like the way the Windfree flies and looks in the air. But
>>>>a
>>>>30-year old classic like that is fragile and has too much "sentimental
>>>>value" to be thrashed in contests and day-to-day flying.
>>>>
>>>>I've ordered a current Windfree kit from Ray Hayes at Skybench. I plan
>>>>to
>>>>add stronger wingrod and wing spars to withstand modern winches, and
>>>>strengthen the fuse to survive the inevitable "dorked" landing.
>>>>
>>>>As you recall, the wings on the Windfree are long and skinny and plug
>>>>into
>>>>the fuse on 5/32 joiner wires. Each wing panel length is 48", the root
>>>>chord is 7" and the tip chord is 4". D-tube construction, 555 in^2
>>>>area.
>>>>Dihedral is 8*, with no poly.
>>>>
>>>>I propose to make the stronger spars using the pre-preg CF
>>>>strip/endgrain-balsa and Kevlar-tow wrap composites, per Tony Estep's
>>>>DarkStar ( http://www.mvsaclub.com/articles/dark_star.htm ) or Mark
>>>>Drela's
>>>>Allegro-Lite
>>>>(http://www.charlesriverrc.org/articles/allegrolite2m/markdrela_allegrolite2m.htm
>>>>). The wingrod will be 5/16" or 3/8" aluminum or steel, with the 8*
>>>>dihedral bent into it, and will extend 6" into the wing root (as far as
>>>>the
>>>>center sheeting).
>>>>
>>>>There are other spar construction methods, but this is the one I am
>>>>currently playing with and I'm inclined to continue along this line.
>>>>
>>>>Of course, the bent wingrod will pass through the fuse. There will be a
>>>>sub-frame to transfer the launch loads from the wings to the towhook (or
>>>>is
>>>>it vise_versa?) Towhook plate will be slotted to give an adjustable
>>>>towhook.
>>>>
>>>>Pushrods will be .050 CF rod in teflon sheaths. I considered using
>>>>pull-pull cables on the rudder, but this might be a bit tricky on a
>>>>small
>>>>plane like this, so I'll likely use conventional rod-and-clevis.
>>>>
>>>>I'll push this to the limit of nostalgia-legal and see where it goes.
>>>>
>>>>--Bill
>>>>
>>>>
>>>>
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>>
>
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