Batteries on UAV

I'm making a UAV that has:

- Arduino UNO

- An ArduIMU v3

- Xbee pro s2b module (3.3 volts)

- A ccd camera and a wireless camera transmitter, this one here http://www.hobbyking.com/hobbyking/store/__13437__2_4GHZ_1000mW_Tx_Rx_1_3_inch_CCD_Camera_PAL.html

C

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HELP: how to make a tricopter of ArduIMU

I bought the following:

- ArduIMU V3

- Three brushless motors

- Three servomotors

- simple fork shaped plane frame (a brushless motor on each end of the two-teethed fork, and one at the back)

Can anyone please explain how can I make a hovering tricopter t

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