Standard Horizon MDS-8 Marine RADAR User Manual


 
Radar Installation Manual Page 25
3.1 MDS-8
3.1.0 Antenna Unit
· Power supply : 10.8 to 41.6 VDC
· Power consumption : 30W or less
· Preheat times : 90 sec
· Aerial : Radome 1.5 Feet
· Peak power output : 2kW
· Transmitting frequency : 9445+/-30MHz
· Beam width (degree) Horizontal : 4.7°
· Vertical : 25°
· Sidelobes Within +/-10° : <=-20dB
· Rotation : 30rpm
· Pulse Length (
μsec)/PRF (Hz) S : 0.1/2200
· M, M1 : 0.3/1100
· L, M2 : 0.8/550
· IF center frequency : 60MHz (Linear amplifier)
· IF bandwidth S : 6MHz
· M, M1 : 6MHz
· L, M2 : 3MHz
· Noise figure : 10dB nominal
· Operating Temperature : -25°C ~ +55°C
· Operation in wind (relative) : 100 knots
· Water Resistance : IPX6 (IEC60529)
· Preheat times output (by 5 sec step) : 85 sec to 5 sec
3.1.1 Dimensions and Mounting
Figure 3.1.1 - Radar MDS-8 (I)