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B&G Halo 20 Radar with 20m cable

£2,107.89loading (inc VAT @ 20%)
B&G Halo 20 Radar with 20m cable
  • Information
  • Specifications
B&Gs Halo Radar will keep constant watch over you and your crew. Whether youre racing offshore or blue water cruising in severe conditions, through fog, iceberg fields or at night, youll be glad of the B&G HALO Radar range; receive a crystal clear image, right up to the bow of your boat. The new HALO pulse-compression radars provide the ultimate in target detection and high levels of safety with unbelievable clarity for both long and short range views simultaneously (not Halo 20).

*Halo20/20+ Radars safe distances based on conservative approach after measurement by Navico, and applying a further safety factor. These numbers will be updated upon completion of measurements by independent laboratory.
B&G Halo 20 Radar
A cost-effective way to increase situational awareness and collision avoidance, B&G Halo 20 is a compact dome radar with pulse compression technology that detects collision hazards and other targets in close and up to 24 nautical miles away. With its small footprint and low profile, B&G Halo 20 is the perfect radar solution for budget-conscious sailors.

Unrivalled Short-to-Mid-Range Performance
Extend your view from the bow of your boat out to 24 nautical miles with pulse-compression radar technology that not only delivers a powerful mix of short and long-range detection, but provides precise target definition with minimal clutter.

Better Situational Awareness, Collision Avoidance
B&G Halo 20 radar delivers a comprehensive range of features to enhance your situational awareness and on-water safety. Monitor selected collision hazards with MARPA target tracking, tracking up to 10 targets. Whether youre navigating through crowded waterways or contending with poor visibility, B&G Halo 20 radar cuts through the clutter to give you a clear and current picture of your surroundings.

Ready When You Are
B&G Halo 20 Radar wakes instantly from its low-power standby mode, delivering radar coverage exactly when and where you need it. Even if your B&G Halo 20 Radar is completely powered down start-up is a matter of seconds, not minutes like traditional pulse radar.

Easy to Use
Harbour, Offshore, Weather and custom modes tune B&G Halo 20 Radars advanced signal processing to help ensure that targets can be seen vividly even in the toughest environmental conditions.

B&G Halo 20 Radar Key Features
  • 10W Pulse Compression
  • 24 nm range from a compact 20-inch dome
  • Unrivalled short range
  • Radiation safe
  • Easy operation with harbour, offshore and weather mode
  • MARPA target tracking
  • Instant On
  • Low Power Consumption
  • Guard Zone
B&G Halo 20B&G Halo 20+B&G Halo 24
ComplianceCE, FCC (ID:RAY3G4G), IC: 4697A-3G4G
Environmental IEC60945 : 2002
Operating Temperature: -25° to +55°C (-13° to +130°F)
Relative humidity: +35° C (95°F), 95% RH
Waterproof: IPX6
Max relative wind velocity 51 m/sec (100 Knots)
Power & Dimensions
Power consumption
(with 10m cable)
Operating: 20W at 13.8 VOperating: 17 to 29W at 13.8 V
Standby: 3.9W (Typ.) at 13.8 V DC ~ 170 mA
DC input (at radar end of cable) 9 V to 31.2 V DC (12/24 V systems)
Reverse polarity protection
Minimum start up voltage 10.75 V DC
Transmitter source
(pre-heating time)
No magnetron Instant On
Outside dimensionsØ Diameter 510 mm (20), Height 223 mm (8.8)Ø Diameter 610 mm (24), Height 225 mm (8.9)
Scanner weight
(no cable)
5.9kg (13 lbs)6.75kg (14.9 lbs)
Radar and Antenna parameters
Radar ranges100 m (328 ft) to 24nm with 17 range settings, (nm/sm/km)100 m (328 ft) to 36nm with 18 range settings, (nm/sm/km)100 m (328 ft) to 48nm with 19 range settings, (nm/sm/km)
(mode dependent)
20-24rpm20-60 rpm (mode and MFD dependent)
Transmitter frequencyX-band -9.4 to 9.5 GHz
Transmitter source
(warm-up time)
No Magnetron all solid state. Instant On
Plane of polarization Horizontal Polarization
Transmitter peak
Power output
Minimum range 6 m (19.7 ft)
Sweep repetition
700-2400 Hz (mode dependent)
Pulse length0.04 -64 usec
Sweep bandwidth48 MHz max
Horizontal beam width
(Tx and Rx antenna)
4.9° nominal (-3 dB width)3.9° nominal (-3 dB width)
Target Seperation ControlNot availableOFF: 4.9°+/-10% (-3 dB width nominal)
MED: ~3.2°+/-10% (-3 dB width nominal)
LOW: ~4.3°+/-10% (-3 dB width nominal)
HIGH: ~2.5°+/-10% (-3 dB width nominal)
OFF: 3.9°+/-10% (-3 dB width nominal)
LOW: ~3.4°+/-10% (-3 dB width nominal)
MED: ~2.5°+/-10% (-3 dB width nominal)
HIGH: ~2.0°+/-10% (-3 dB width nominal)
Vertical beam width
(Tx and Rx antenna)
25° (-3B width nominal)22° (-3B width nominal)
Side lobe level
(Tx and Rx antenna)
Below -18 dB (within ±10°);Below -24 dB (outside ±10°)
Noise figureLess than 5 dB nominal
ProtocolEthernet 100 Base T
Maximum inter
Connecting cable length
30 m (98.5 ft) available as option, use NEP-2 for longer cable runs
Pulse compression radar with 20 inch dome antenna, 24nm range