Page 1 of this topic shows how to use a Magura throttle with a typical hall effect input controller.
By using a pair of adjustable resistors, the throttle range can be 'dialed in' to minimize dead zones at either end of the throttle travel.
http://endless-sphere.com/forums/viewto ... 28&t=46891
Using a Magura Throttle with hall effect controller
Using a Magura Throttle with hall effect controller
"One test is worth a thousand opinions"