![](https://www.marinelog.com/wp-content/uploads/2021/04/seamachijeshelm-300x225.jpg)
Two U.S.-flag ATBs now using Sea Machines wireless helms
Boston-based Sea Machines Robotics reports that its SM200 wireless helm system has been installed and is finding successful use aboard two sister U.S.-flag articulated tug barge (ATB) tugboats. Sea Machines’ dealer Rio