Oldtimer

Pictures below

This plane I picked up from a friend and will be using it for a camera platform.   It is a 3 channel Great Planes Oldtimer.    The wing is 73 inches (735 sq in surface area).  

ENGINE:   I've got an OS Surpass Four Stroke .52 engine on it and it purrs right along.  I'm still in the tweaking stage at this point.  I'm running a 11.5 x 6 prop but will be changing to the recommended 11 x 5 soon to see the difference.  This thing is a gas miser.  Several times I brought it in thinking I would be low on fuel and had more than enough left in the tank.   It is handy with the windows in the side of the fuselage.  You can contort just a bit and see your fuel level.

RADIO:  I'm using a Futaba 6 channel 2.4 GHZ FASST radio.   I picked up another receiver for this plane.  The receiver and battery are velcro'd into place in the HUGE radio compartment.  3 standard servos.  Elevator,  Rudder,  Throttle.   I am going to see if I can mix my aileron and rudder so I can control the aileron function with the rudder as well because taxi'ing on the ground is very unsettling to me using the aileron function to steer.

WHEELS:   I hate my wheels.   I messed up the wheel pants that came with this.  Flying at my house field,  wheel pants aren't really a great idea anyway.  The wheels I have on there are scale Biplane wheels I pulled off a biplane I had.  I painted the hubs to match the plane.    They are too thin for this landing gear.  I need some balloon tires for this thing.

CAMERA:  Originally I had intended to put a camera in the fuselage on the left side of the plane (The clean side).  But the four stroke throttle linkage will be preventing that.   The camera I ordered is small and I have seen many pictures of people flying with the camera velcro'd to the side of the plane.   So that is what I will be doing as well.  I want to get the camera forward of the wing for pictures so the wing does not get into the pictures.   I can move the battery in the compartment around for weight distribution though the camera does not weigh much.  The link to the camera I ordered is HERE

FLYING:   Its'  a 3 channel,  so it is a bit different without the ailerons.  But this thing can fly nice.   It will slow down so much its' almost scary.   My first 4 flights were without any wind.  The last flight had about a 2 mph wind.  I dead sticked it once when I pulled throttle too much (still need to tweak that too).  Perfect for a camera platform!!!  The OS four stroke will pull this thing vertical for quite awhile before it will stall out.  Stalls are gentle.  But with the large amount of rudder I have in it,  I can kick it over into a nice hammerhead.   It takes off in 10 feet at half throttle with no wind!!!  Pretty cool.  I have to thank my freind Ed as he built the plane.  I covered all but the tail and installed the engine/radio,  etc. 

YET TO DO:   Change out the wheels.   Get a prop hub/spinner.  Mount the camera.

I'll post photos when I get them.  PHOTOS HERE  AND HERE  Aerial 3

contact: mike at akulakat.com

 

 

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The flying field

 

 

 

 

 

 

 

01/27/2008

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