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GMWR-25-SP/DP
gamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›GAMIC Mini Weather RadarSystem Introduction & MaintenanceGMWR-25-SPTechnical Information and Specification 7/2014gamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›At A Glance? Doppler Weather Radar GMWR-25-SP? 25 kW Transmitter, Single Polarization? X-Band? Fully solid state modulator? Integrated low noise Receiver front end? Digital Signal Processor ENIGMA? Radar Maintenance Processor FROG? Data Processor LOW? Transportable by a Vehicle? Mast mounted Pedestal & TransceivergamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›EXAMPLE – Mobile mounting conceptgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Overview: System UnitsMast mounted Units? Positioner (Pedestal)? Transceiver (TX/RX)? Display Compatibility Unit (DCU)? Antenna (Reflector & Feed)? Waveguide AssyBottom placed Units? Pedestal Controller? ENIGMA (IFD & EPC)? Workstations FROG? Workstation LOWgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: System Features (1)General System PerformanceOperating Frequency 9410 MHz ? 30MHz (X-Band)Typical Operational Range Up to 100 kmRange Resolution (PW dependent) 100 m typ.Clutter Suppression Capability 30 dB typ.Detectable Range (min.) 50 m to 25 kmgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: System Features (2)Environment & MechanicsPower Consumption (max.) 1000 WVoltage Supply 230 VACPC Interface 10/100 Ethernet, Cat-5 or betterOperating Temperature -25° to 55° C (Aircondition)Wind Force 100 knots relativeWater Resistance IPX6 (IEC60945)Transmission Speed Up to 100 MbsNetto Weight (typ.) 200 kg (incl. Pedestal)gamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›ANTENNA & WAVEGUIDEgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: AntennaAntennaType Parabolic Antenna (Reflector & Horn Feed)Reflector diameter 1.2 m Gain 37.8 dBi @ 9,41 GHZ +-30MHzBeamwidth (3dB) 1,8 deg. @ 9,41 GHZ +-30MHzPolarization Horizontal (Single Pol.)VSWR Down to 1.7 : 1Focal Length 457 mmF/D 0.38Power Handling 40W c.w.Material & Connectors• Powdercoat Spun aluminium• Soldered copper / brass feed,• WR90 FlangegamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›PEDESTAL & CONTROLLERPedestal (PDST)? Mast mountedController (CTRL)? Controls movement of Pedestal? Ground mountedgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: Pedestal & ControllerPositioner (Pedestal & Controller)Type 2-Axis Pedestal, powered by separated ControllerAzimuth (AZ) Movement 360° continuousElevation (EL) Movement -5° to +90°Angular Positioning Accuracy < 0.04°Velocity (Max.) 30°/secAcceleration (Max.) 30°/sec²Data Package 15 Bit Resolution (13 Bit Driven 4x)Limit Switch (only EL) Up Limit, Down Limit, InterlockgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›TRANSCEIVER & DCUTransceiver (TX/RX)? Transmit & Receive of Radar Signals? Antenna top mountedDisplay Compatibility Unit (DCU)? Converts commands & control signals FROG to TX/RX? Single PCB interface unit? Antenna top mountedgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: Transceiver (1)Transceiver (TX/RX)Type Transmitter Solid-state modulator, IGBT switchedType Receiver Superheterodyne, single down conversionMounting Type Antenna / mast mountedTransmitter Type MagnetronPeak Output Power 25 kW nominal = 43,98 dBw = 73,98 dBmIF (Intermediate Frequency) Centred at 60 MHzIF Bandwidth• 3 MHz on long pulse (nominal)• 20 MHz on short and medium pulses (optional)Noise Factor 5.0 dB nominalLinear Dynamic Range 80 dB nominalgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: Transceiver (2)TX/RX (cont.)Pulse Length / PRF• 0.25 µs PRF <= 1800 Hz nominal (Medium Pulse)• 0.75 µs PRF <= 785 Hz nominal (Long Pulse)Other Features• Doppler with digital I/Q• Low Noise Front End (LNFE)• Tuning AFC / ManualCertifications• EC Certificate of Type Examination - Module B• Marine Equipment Directive - 96/98/EC• Directive 2002/75/EC - ITEM A.1/4.35gamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›SIGNAL PROCESSING - ENIGMAENIGMA IV-SL IFD (PN# 1610)? IF Digital Receiver? 19“ / 1U, rack mountedENIGMA IV-SL PC Host (PN# 1640)? Signal Processor ENIGMA-PC (EPC)? 19“ / 3U, rack mountedgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Specifications: ENIGMA IV-SLSignal Processor ENIGMA IV-SLType• 2 Channel (Single Pol.)• Resolution 16-bit (Single Pol.) Mounting Type 19‘‘ rack mountedIF Frequency 60 MHzIF Sampling 76,8 MHzMax. Processed Range bins 2000 binsMin. Processing Resolution 25 mProcessing ModePulse Pair (PP), Discrete Fourier Transform (DFT / FFT)More than 20 real-time signal enhancement algorithmsClutter Filters• Up to 16 time domains, >16 frequency domains• Adaptive filteringgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›CONTROL & DATA PROCESSINGWorkstation FROG (PN# 6100)? Radar Maintenance Processor? Software FROG-RTNG? Linux platform (Ubuntu)? Minitower HP Z210, Rack mountedWorkstation LOW (PN# 6200)? Local Operating Workstation? Software MURAN-LOW & FROG-RTNG? Linux platform (Ubuntu)? Minitower HP Z400, Rack mountedgamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Sample real-time data displays, FROG-RTNGReflectivity Doppler wind velocity and turbulencegamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›Sample product data displays, MURAN - COLIBRIMAXDISPLAY (Z) – Volume Scan CAPPI – layer ZPPI (Z) More products optionally availablegamicMM/2014 GMWR-25-SP / System Introduction 7 - 2013 v1.2 ‹#›SUMMARY & Advantages1. High power 25KW ? Long range > 100km2. DOPPLER wind velocity measurement3. Using proven ship radar transceiver technology enhanced by proven GAMIC digital DOPPLER receiver processing 4. Using proven EL over AZ pedestal5. Antenna mount transceiver minimizes RF losses, optimizes sensitivity and saves waveguide rotary joints6. Easy maintenance – low MTTR, high MTBF7. Proven operator software MURAN with optionally > 50 specialized weather algorithms for HYDROLOGY, SHEAR, ATC, SEVERE WEATHER DETECTION
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