Sentinel, a Beier Radio company, has designed and manufactured a new Rudder Feedback Unit (RFU) with many new features, including watertight components and connections that can be flooded in up to one meter of water for a 24-hour period and still provide accurate positioning for control systems, according to the manufacturer. The unit provides precise rudder position feedback via four noncontact inductive resonance encoders with IP67/IP69K degree of protection. The encoders are mounted in a custom-designed RFU enclosure constructed of 3/8” nominal impact…