NASA Clipper True Wind Repeater

True wind display unit - The Clipper True Wind Display shows apparent wind speed and direction and, when connected to a log or GPS, it can also show true wind speed and direction. Display Unit Supply voltage nominal 12 Volts Supply current 10mA + (10mA for back light illumination Max) NMEA input sentence MWV Back light - 9 levels Pointer style - 2 Display wind speed - 0 to 99 Kts Display Wind angle - 0 to 360 degrees represented by 60 segments Display case size 110 x 110mm NMEA boat speed input either VHW from log or RMC from GPS for True wind speed and direction.