From: "John Gospodarek" <John.Gospodarek@...>
Date: Tuesday, September 17, 2002 11:54 AM
Subject: Re: Gyro for discus launching?
Date: Tuesday, September 17, 2002 11:54 AM
Subject: Re: Gyro for discus launching?
Bob, did you make your tail detachable? I can't tell from the
pictures. Do you like the new tail better than the V-tail? Thanks.
--- In BugHLG@y..., "bob_chiang2" <rhc3@c...> wrote:
> Hi Colin,
>
> I wish I could build with composits as you do. Your carbon Bug is
> beautiful.
>
> The crashes were much easier to repair than I expected. When I
left
> the field after the Zagi collision, I half expected to build a new
> wing. When I figured out what parts needed to be replaced it
wasn't
> so bad. It took one evening of cutting (and much pondering) and
one
> morning of gluing. I have been very impressed with the strength of
> the built-up ribs and the Bug wing.
>
> I did use your patterns for the tail. Thank you! All that I
changed
> was to increase the percentage of the movable areas. I don't know
if
> I needed to, but I remember reading that deflecting a larger area a
> smaller angle results in less drag. I put the horizontal stab on a
> pylon so the control horn would be in line with the fuse boom and I
> could run the pushrod within the boom. And I mounted the vertical
fin
> as close to the centerline of the fuse boom as I could while
allowing
> room for the pushrods to exit the tube.
>
> With the cruciform tail it does launch straight with no presets.
When
> you get your carbon Bug repaired, I'd suggest you try it without
the
> gyro.
>
> Bob Chiang
> Ithaca, NY USA
>
> --- In BugHLG@y..., "Colin Bosch" <colin.bosch@m...> wrote:
> > Bob,
> >
> > Love your lace wing! Sorry to see your crash photos.
> >
> > The tail you used looks a lot like my carbon Bug. Did you use
those
> > patterns? Did you change anything?
> >
> > I'm curious about your lauching be straight without a gyro. Are
you
> > getting straight launches without any presets?
> >
> > --Colin--
> >
> > --- In BugHLG@y..., "bob_chiang2" <rhc3@c...> wrote:
> > > --- In BugHLG@y..., "Dan" <danstrider@a...> wrote:
> > > > Everyone,
> > > >
> > > > I know that Colin used a gyro on his Bug for stability during
> > > > launch. I was wondering what gyros, if any, you all are
using
> > and
> > > > their weights.
> > > >
> > > > Colin, I'm curious to see if a gyro is worth the weight for
the
> > Bug
> > > -
> > > > - is launch performace really affected by the gyro? Might it
be
> > > > possible to manage without the gyro? My control rod setups
are
> > > > never rigid enough to get rid of slop, so do you think that a
> > gyro
> > > > would even matter is this case?
> > > >
> > > > Thanks,
> > > > Dan
> > >
> > > Hi Dan,
> > >
> > > I've never flown with a gyro, so I don't know what they are
> capable
> > > of. With a cruciform tail, my Lacewing Bug side arm launches
very
> > > straight. Sometimes it would go up too steeply, and sometimes
at
> > too
> > > shallow an angle (due to my launch inconsitencies), but I
cannot
> > > remember a launch that didn't go straight out. I can't comment
on
> > > launching or flying a v-tail.
> > >
> > > When I was flying a Little Nipper, I did get launches that
tended
> > to
> > > curve. I used a slight amount of right rudder trim to launch,
> > > corrected with the stick as it slowed down, and then retrimmed
> when
> > I
> > > had time during the flight.
> > >
> > > -Bob Chiang
> > > Ithaca, NY USA