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Majic 3D Where's your CG

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Majic 3D Where's your CG

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Old 09-03-2004 | 08:32 PM
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From: Berwick, LA
Default Majic 3D Where's your CG

How far back are you guys running the CG on the Modeltech Majic 3D? I've got mine balanced where the book says and it won't hover to save it's life. Plenty of power, but won't hold it. I'm getting ready to start moving the CG back and would like to know where some of you guys are setting it.
Old 09-04-2004 | 02:41 PM
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Default RE: Majic 3D Where's your CG

Got mine in the same place. Only two flights on it so far, the maiden flight being this am. OS .46AX APC 12.25X3.75 prop. Berg 6 rx w/standard Futaba battery pack. Installed the battery in front of the servo tray former. I screwed up and installed the servo tray upside down (I swear the pic showed it that way) so had to move the throttle servo opening over. I wrapped the rx in foam and inserted it in the original throttle servo hole with the end plug pointing up. Easy to connect and disconnect the wing servo plugs this way so it worked out fine. Added 1/2 oz to the tail to balance at 115MM.
Rudder servo needs to be upgraded from the standard Hitec 311 I had on hand to something with more oomph. The 311 wont pull the rudder to full throws.
Landing gear come apart at the bottom weld on the right leg at the end of the second flight so that was it for the day. Will wrap it and the intact weld with copper wire and solder it solid.
Attempted to hover but was less than successful. Need that rudder servo upgrade to knife edge.
Was asked at the field if I felt this plane replaces my destroyed Kaos and no way does it but it is a fun plane so far.
Takes off in less than two feet!
ORIGINAL: rcmigpilot

How far back are you guys running the CG on the Modeltech Majic 3D? I've got mine balanced where the book says and it won't hover to save it's life. Plenty of power, but won't hold it. I'm getting ready to start moving the CG back and would like to know where some of you guys are setting it.

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