Posted 6/29/2008 05:11 (#406581 - in reply to #406310) Subject: Re: Looks like I'm going one step beyond the lowest cost rtk
South Australia
My understanding is that topcon use a modified hemisphere steer controller (edrive). Results in my area have been far from impressive. I beleive they use proportional hydraulics though. I'm also of the understanding that outback will replace the edrive to a system that has a wheel angle sensor.