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Old 09-19-2004 | 11:50 PM
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From: MumbaiIndia, INDIA
Default Test Flight

[>:] Hi Guys,
The SM F15 is finally ready for the test Hop.
Ive set up the throws as recommended 40-45mm up and down on Elev and 20-25mm on aileron.
Is it a good idea to have some expo dialled in ? If so how much ?
Do I follow similar take off proceedure like the kangaroo i.e hold full up elev on take off roll ?
Xantos
Old 09-20-2004 | 01:30 AM
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Default RE: Test Flight

What radio are you running? I find 25-30% expo to be perfect for deadening up the center on just about every plane I've ever owned. On a Futaba you use negative expo, on a JR you us positive expo. For low rates I use 75% of recommened full throws.
Old 09-20-2004 | 08:51 AM
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Default RE: Test Flight

Xantos,
You will want a little expo on the SM-15. I usually like quite a bit of expo on my planes but found the SM-15 only needs about 15% on up elevator and about 8-10% on down for a good feel.
You dont need to hold elevator on take-off roll, normal elevator application at rotation speed is all thiat is required.
Todd
Old 09-20-2004 | 10:05 AM
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From: Ferndale, WA
Default RE: Test Flight

If your running a 10X I can send you my F15 setup via datasafe.
Old 09-21-2004 | 12:25 AM
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Default RE: Test Flight

Hi John ,
Would appreciate if you could send me your SM F15 setup data ,Im using a JR 9X , so the setup shuld be similar.
Xantos
Old 09-21-2004 | 12:27 AM
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From: MumbaiIndia, INDIA
Default RE: Test Flight

Thanks Todd will dial in the expo.
Xantos

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