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From: <atlasyts@bellsouth.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Re: motorgliders-off-subject
Date: Tue, 20 Sep 2005 22:19:29 -0400
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I didn't see any price on their web site? It looks Beutiful!
Buly
> 
> From: wrjjrs@aol.com
> Date: 2005/09/20 Tue PM 08:29:45 EDT
> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> Subject: [FlyRotary] Re: motorgliders-off-subject
> 
> Hey Guys for motorgliders the wish list MUST include the Stemme ST-10 which has a 50:1 Glide ratio and a totally retractable prop you just have to check out! WWW.Stemme.de   It's really pricy but will fly under power at close to 150 Kts as well. Pretty cool. it does have the cramped glider cockpit but flys beautifully according to all testers.
> Bill Jepson 
>  
> -----Original Message-----
> From: jbeazley <jbeazley@magma.ca>
> To: Rotary motors in aircraft <flyrotary@lancaironline.net>
> Sent: Tue, 20 Sep 2005 19:06:17 -0400
> Subject: [FlyRotary] motorgliders-off-subject
> 
> 
> Hi Kevin;
> 
> IMHO, Soaring is a blast! so to is reliably having a $100 breakfast/
> burger.
> Like everything else the answer is it depends and it depends on what you
> want.
> When it comes to gliding it depends what kind of lift you can encounter
> and how often you can use it -> thermal, ridge, wave, dynamic soaring?
> 
> L/D does not necessarily equate with fun.  A lot of glider pilots never
> leave gliding distance of the airport and like to lolligag as long as
> possible in thermals or ridge, for some with larger budgets only the
> highest L/D micro-cockpit sailplanes will do for cross-country flying. 
> 
> Important factors are L/D, minimum sink and the speeds for each.
> 
> Higher wing loadings give higher min sink and a maximum L/D at a higher
> speed which can be critical in ridge and wave soaring to
> fly/penetrate/make headway upwind or make the next thermal.
> 
> If the wind picks up you want a good penetration speed and high L/D to
> make a landout safely, inflight restart is also be nice but many of the
> retract engine sailplanes drop from an L/D of 40 to 10-15?.  Most
> usually have a field already picked in case the engine can't extend or
> start.  Some of the motorgliders such as the Sonex and Sinus can restart
> easier but pay a L/D penalty at all times. 
> 
> Turning radius is important in thermalling and increases rapidly with
> increasing wing loading/stall speed.  Weaker days have fewer narrow
> thermals - this favours aircraft with lower stall/wing loading/sink
> rates.  On a rare day our Citabria can thermal engine off with the corn
> husks.
> 
> Some of the retract prop/engine sailplanes can taxi - albeit poorly.
> 
> Some other options - Silent 2, Apis, Europa, Windex, Diamond Katana
> Extreme, Grob 108?, mitchell wing?
> 
> I recommend trying out some glider club rental ships before I invested
> in one, there are also a few other things to learn.
> 
> Cheers
> Cary
> 
> 
> 
> > having surrendered my medical recently I have been looking at  motorgliders.  
> the concept of ridge soaring in the cascades sounds  like a blast.  my question- 
> of how much importance is L/D as far as having fun?  you just restart the engine 
> when you can't glide far enough, right?  I'm sure it's not that simple.  I have 
> rented sailboats which have lots of room but are so slow.  is it like that?
> > the Sinus has a 30:1 ratio and conventional taildragger gear.  the xenos (big 
> wing sonex) has 22:1 but is much cheaper.  retract sailplanes can get 38:1 but 
> can't ground taxi.  I know that cruise speed is a big deal with planes, but in 
> reality it is hard to tell how fast you are going by looking out the canopy.  
> aerobatic capabilities prove way more fun than top speeds. (ever fly a 
> glasairII? boring, heavy controls, $10K gyro, so no rolls!)
> > I have always been impressed with the depth of experience in this group and 
> figured someone could answer my questions.
> > Kevin Lane  Portland, OR
> > e-mail-> n3773@comcast.net
> 
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