¡Salu2 y rondas!

Los NASA CLIPPER WIND más modernos tienen salida NMEA (como el mío). Especificaciones del equipo:
The Clipper Wind system shares the same 110mm square case as its sister instuments in the Clipper range. The display is exceptionally large and clear, with 60 segments for full 360 degree direction indication. Windspeed is shown in knots, M.P.H or Metres/second.
The pointer style is selectable, from the Windex style shown above to a single segment or multi segments for greater clarity. The Masthead unit is well proven and supplied with 20 metres of cable as standard.
Features:
High resolution LCD.
Large 70mm diameter 360° display.
Selectable direction resolution.
Wind Speed in Knots, m.p.h. or m/sec.
Adjustable wind speed averaging.
Keypad mast head alignment.
7 levels of display backlighting
Supply voltage: 12v Dc
Power consumption 50mA+ 25mA for back light.
Masthead unit supplied with 20m of cable
Now with NMEA output
Espero te sirva.