This navigation computer is designed for the professional mariner or open ocean yachtsman. Its PDA format has a large display, and easy to understand prompts provide a very user friendly navigation computer.

• Simple operation with built-in programs
• Course and Distance computation
• Dead Reckoning computation
• Great Circle computation
• ETA computation
• Current computation
• LOP computation
• Meridian Passage computation
• Convenient conversions for to HMS and to HHH
• Long term Nautical Almanac for the Sun, Moon, Venus, Mars, Jupiter, Saturn and 63 stars. The built-in Almanac is usable until 2100, it is good with accuracy better than 0'.2 .
• Twilight Time mode computes time of rise or set, civil twilight and azimuth for the Sun and rise or set, age and azimuth for the Moon
• Prediction/Identification mode com putes azimuth and altitude for all celes- tial bodies and displays any usable bodies above the horizon

In addition, this unit also functions as a pocket PC, utilizing the Microsoft OS. Such functions as: Daily Planner and calendar, Excel Documents, Image Library, Notes, Windows Media, and Word Documents are available.

PDA operation is by touch panel with stylus pen. Power is from a lithium rechargeable battery and AC 100-120 volt adapter only. The charge time of 3.5 hours gives 6 hours continous operation. The hardware is a HP iPAQ rz1700 pocket PC, weighing 6 oz. Size is 3x4.75x7 inches. List price $1030. SW 2 lb.