There's a manual halfway down that page grumpy linked.
http://www.vrhc.co.uk/rc%20helicopte...;%20Manual.pdf
http://www.vrhc.co.uk/rc%20helicopte...;%20Manual.pdf



and had a Morley gyro that was actually erm.... a gyro (scope) It used to have a spun weight inside that could be measured for its spin speed relative to the casing it was in. It was F&c&1n9 awful to fly!
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