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    100hp 4cycle RW-100 engine

    Pictures???
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    Ultrasport Helicopter

    Less than zero support and parts. You are in Florida go visit the Mosquito factory. Much better helicopter.
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    Rotor vibration monitoring

    Oskar Thanks for the info. I understand the At Mega stuff but the Cypress is way over my head. Dont want it for a helicopter want to retrofit my driveshaft balancer. Have been using the adxl and a 2 channel scope 1for the accelerometer and the other an optical reference sensor Thanks Doug
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    Rotor vibration monitoring

    Oskar Would you like to share a little more information on the balancer. I assume you used an accelerometer module like a adxl335/345 or something similar.and an Arduino board. Would you share the code. Thanks Doug
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    Rotor vibration monitoring

    Oskar What are you using for sensors Doug
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    FOR SALE HELICYCLE

    oskar No problem with the blades themself. The geometry of the rotor head is different between the metal and the composite blades. I never had any vibration problems with the blades. The coning angle and or undersling were not correct for the composites. That made it extremely difficult to...
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    FOR SALE HELICYCLE

    Hi Yes the Helicycle is still available, Thank you Doug
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    NACA 0012 OR 0013

    NACA 0015 length 6 13/16 width 1.020 @30% Doug
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    HELP!! Need some advice on tracking my Mosquito

    The first thing you need is some type of gauge to measure the reflex trailing edge angle. without it you are just playing with yourself.No matter how good blades are made and adjusted at the factory over time they change. Trim tabs may be a little extreme. you need to be able to measure the TE...
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