
A very clear vector diagram will show the course over the ground (COG), speed, wind and stream. Also navigation with only a GPS-mouse is one of the possibilities. Laylines will support and help sailors whilst tacking. By using the IMO- and distance circles also suitable for motor boat- and barge skippers. A safety range circle with CPA alarm will prevent collisions with AIS ships who are using this device.
- Nederlandstalige handleiding (pdf)
- WinGPS 4 Pro start-up sheet (pdf)

Buy this Product
Spes WinGPS 4 Pro
- 3 additional chart viewers (main chart viewer and 2 additional chart viewers)
- Per char viewer adjustable GPS tracking modes: Head Up, Course Up, North Up, Chart Up, Leg Up and Polar
- GPS support (NMEA and Garmin protocol for USB)
- Electronic compass
- Wind sensor (speed and angle)
- Log (speed)
- Auto pilot (Via route, waypoint and/or wind)
- GPS and compass repeater output
- Per chart adjustable distance circles. With a Head Up or Course Up window with distance circles it is easily to intrepid your radar input
- Speed diagram with adjustable calculated stream vectors. Wind vector NMEA in/output
- Adjustable Leeway angle (without compass) and calculation of the current stream regarding the connected instruments
- Boat cursor alongside the compass course over your screen (visible drift angle)
- Adjustable Lay Lines for optimal tacking course
- AIS receiver support (AIS-ships/base station, CPA alarm and AIS safety circle) See also SR161/162 AIS-receiver user manual WinGPS 4 Pro
- Replay option for track replay




