iMet-1790 Specifications
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System Overview
Operating Principle Automatic Frequency 397 - 405 MHz Operating Mode Fixed Site Operating Environment Radome optional System Architecture Digital Workstation Pentium IV or higher MTBF > 2400 Hours Useful Life > 10 Years
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Operating Parameters
Input Power 170 - 265 VAC, 50/60Hz Output Power 24 -28VDC or better Protection Short Circuit, Overload, Hi Temp Operating Temperature -10 to +55 Deg C Antenna Weight 250kg Antenna Height 3.6m Max Swing Diameter 3.8m Max
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Upper-Air Sounding Performance
Tracking Accuracy < 0.2 Deg Az and El Max Slant Range 250km Max Altitude 40km Reports Winds Only
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403Mhz Antenna / Receiver
Scanning Principle Solid State Sequential Sampling Antenna Type Vertically Polarized Planar Array Construction Aluminium Polarization Linear Output Impedance 50 Ohm Antenna Gain 16 dBi or better Azimuth Rotation Continuos, Software Controlled Elevation Rotation -5 to to +95 Deg Motor Drive DC Motors, Harmonic Drive Gears Max Slew Speed 25 Deg/Sec Angle Readout 0.001 Deg Resolution Lubrication Sealed Control Display Unit Full Function, Digital Display Type Receiver Superheterodyne Frequency Control Synthesized with AFC Bandwidth 25-1000kHz, programmable Sensitivity -1100dBm for 12dB (s+N)/N Side Lobe Attenuation > 20dB or better Tuning Automatic and Manual AFC +-1 MHz
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UPS / Voltage Stabilizer
Capacity 3 KVA Input 220 VAC +/- 15%, 50Hz Output 220 VAC +/- 5%, 50Hz Frequency 40-75 Hz or better
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System Computer
Processor Pentium 4, 3.0 GHz or better Monitor LCD 19" RAM 512 Mb or higher HDD 80 Gb or higher CD Drive R/RW DVD Operating System Windows XP Printer Inkjet or Colour Laser