Raymarine 4KW, 4ft Magnum Radar Open Array

Antenna Size: ~4ft 4in (1.31m).

Max Range Scale: 72 nautical miles.

Scanner Weight (Pedestal + Antenna): 57.3 lbs (26kg).

Beam Width Horizontal (Nominal): 1.85°.

Effective Horizontal Beam Width (After Antenna Boost Beam Reduction): Less than 1°.

Beam Width Vertical -3dB: 25°.

Antenna Side Lobes – Inside 10°: < -21dB / Outside 10°: < -30dB.

Rotation Rate : 24 rpm / 48 rpm (Automatic high-speed mode improves tracking of fast moving contacts at ranges of 3 miles or less. MFD dependent.).

Maximum 25 Automatic and Manual MARPA Targets (with Heading Sensor).

Real-Time Heading Refresh (with Heading Sensor).

True Trails (with Heading Sensor).