4COLOR : DARK-GRAY, MASS : APPROX. 5.8Kg, UNIT : mm<Drawing 1.2> External Diagram of SMR-3700 DISPLAY1.5. Specifications1.5.1. General(1) Display Type : Raster Scan Type(2) Display Screen :10.4” Color TFT LCD,Vertical Display(3) Display Color : GREEN, YELLOW, RED,WHITE, COLOUR(4) Display Range : 0.125, 0.25, 0.5, 0.75,1.5, 3, 6, 12, 24, 36 NM(5) Distance Resolution : Within 30m(6) Min. Detection Range : Within 25m(7) Bearing Accuracy : Within ± 1°(8) Bearing Resolution : 4.2°(9) Bearing Input : True Bearing/ Magnetic Bearing(10) Environmental Conditiona) TemperatureScanner : -25℃ ~ +55℃Display Unit : -15℃ ~ +55℃b) Relative HumidityScanner : - below 95% on 35℃Display Unit : - below 95% on 35℃c) Relative Wind Speed : 51.5m/sec (100 knots)(11) Power Consumption : 60W(12) DC Power : DC 10V ~ 36V(13) Preheating Time : 90 Secs.(14) Preaction : Within 3 Secs.1.5.2. Scanner (RSU-3700)(1) Dimentionsa) Diameter : 590mmb) Height : 290mm(2) Weight : 10Kg(3) Plane of Polarization : Horizonal Target Wave(4) Polar Patterna) Horizontal Beam Width: 4.0°b) Vertical Beam Width : 25°c) Side Lobe Level : Below -21dB(5) Revolution : Approx. 24 R/Min.(6) TX Frequency : 9410± 30MHZ(7) Emission Type: P0N(8) Peal Power: 4KW(9) Transmission Bulb : Magnetron JRC MAF1421BY(10) Transmission Pulse Width/Repetition Frequencya) Pulse Width Setup : Short0.08 sec/1640Hz : 0.125, 0.25, 0.5,0.75,1.5NM RANGE0.25 sec/1160Hz : 3NM RANGE0.5 sec/580Hz : 6NM RANGE1 sec/580Hz : 12, 24, 36NM RANGEb) Pulse Width Setup : Long0.08 sec/1640Hz : 0.125, 0.25, 0.5,0.75NM RANGE0.25 sec/1160Hz : 1.5NM RANGE0.5 sec/580Hz : 3NM RANGE1 sec/580Hz : 6, 12, 24, 36NM RANGE