FR-8051: 48 NM/6 kW
     FR-8111: 72 NM/10 kW
     FR-8251: 96 NM/25 kW
- 12-inch high-resolution CRT (effective dia. 180 mm)
- Automatic control of tuning and sea clutter
- Data output of cursor/target position
- Head-Up, North-Up, Course-Up and True Motion    modes
- 10-target E-PLOT standard
- Echo Stretch, Echo Average and True Echo Trail in    Head-Up mode
- Dual Guard Zones
- Event mark entry
- User-programmable function key for instant selection    of optimum settings
- Optional Auto Plotter ARP-15 with autotrack of up to    10 targets
- Optional Video Plotter RP-15 for display of chart plot    and chart overlay