Before revision: A 1993 Magellan Trailblazer XL GPS Handheld Receiver Vehicle navigation on a personal navigation assistant 150px|Garmin eTrex10 edition handheld A satellite navigation device (satnav device) is a user equipment that uses one or more of several global navigation satellite systems (GNSS) to calculate the device's geographical position and provide navigational advice.
After revision: Vehicle navigation on a personal navigation assistant 150px|Garmin eTrex10 edition handheld A satellite navigation device (satnav device) is a user equipment that uses one or more of several global navigation satellite systems (GNSS) to calculate the device's geographical position and provide navigational advice.