Scale_UniCopter_ControlPowerTrain

1/4 Scale UniCopter - Control Power Train

Control - Power Train:

Electronic Speed Controller (ESC): The item at the heli end that controls the speed of the motor.

Schulze, future 40.160WK ... with Opto-coupler; http://www.schulze-elektronik-gmbh.de/futu-e.htm

Cell range; 10-40

Current; 160/210A

Size/Weight; 120x71x20mm/225g

Price; $580.00 US

Suppliers: http://www.hoellein.de/websites_neu/kaonline/flugregler/future_ex.htm

Perhaps the ESC should be the;

future-40.160H:
For 10-40 Ni-Cd resp. Ni-MH cells.
For brushless motors up to 160A.
Because of its missing cooling tubes and no splash water protection suited for towplanes and big model helicopters.

Control - Power train:

Speed controller. 1511

Initially, consider using electric brake in lieu of the speed controller. Vary the motor rpm.

The Browning Catalog shows some very small worm and wheels.

Future Control Considerations:

Electric flight actuators Ref ' Helicopter Electro Actuation Technology (HEAT)'. http://www.rotorsales.com/News/050506_2.htm?Action=745115149&ID=a4a6a8af-a08c-4ff6-b8c3-9dc2ed54f7c7

This is a small (25 employee) Canadian company. http://www.micropilot.com/. There is an article on it in the business section May 30, 2006 Globe and Mail.

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Latest revision; August 1, 2007