Minimum 113 to 120 113 to 120 113 to 118 30 to 54 107 to 115 dBm discernable signal (at 1 km) TABLE 8 (cont.) Characteristics Units Radar 11 Radar 12 Radar 13 Tuning range MHz 5 250-5 350 5 330-5 370 5 250-5 370 Modulation Conventional With Doppler With Doppler capability capability Tx power into antenna kW peak 250 250 200 width 2.5-2.8 1 and 2.5 1 s Pulse rise/fall time 0.1-0.8 0.1-0.9 0.2-0.5 s repetition rate pps 260 260-1 500 400-2 000 Output device Coaxial magnetron Klystron Klystron Antenna pattern type Pencil Pencil Pencil (pencil, fan, etc.) Antenna type (reflector, Parabolic Parabolic Parabolic phased slotted array, etc.) Antenna polarization Horizontal Horizontal Horizontal Antenna main beam gain dBi 41-45 42-45 48-50 Antenna elevation 1-1.5 1-1.2 0.58-0.65 degrees beamwidth Antenna azimuthal 1-1.5 1-1.2 0.6-0.65 degrees beamwidth Antenna horizontal scan 24 6-36 12/24 degrees/s rate Antenna horizontal scan 360 360 360 type (continuous, random, degrees 360, sector, etc.) Antenna vertical scan rate to +45 within to +45 within to +90 within –2 –2 −2 degrees/s 15 s 15 s 10 s TABLE 8 (cont.) Characteristics Radar 11 Radar 12 13 Antenna vertical scan type to +45 to +45 to +90 –2 –2 –2 (continuous, random, 360, degrees sector, etc.) Antenna sidelobe (SL) to to to –25 –33 –26 –35 –28 –34 levels (1st SLs and dB remote SLs) Antenna height m 18 to 53 10 to 60 33 to 44
Minimum discernable signal dBm 113 to 120 113 to 120 113 to 118 30 to 54 (at 1 km) 107 to 115 TABLE 8 (cont.) Characteristics Units Radar 11 Radar 12 Radar 13 Tuning range MHz 5 250-5 350 5 330-5 370 5 250-5 370 Modulation Conventional With Doppler capability With Doppler capability Tx power into antenna kW peak 250 250 200 width s 2.5-2.8 1 and 2.5 1 Pulse rise/fall time s 0.1-0.8 0.1-0.9 0.2-0.5 repetition rate pps 260 260-1 500 400-2 000 Output device Coaxial magnetron Klystron Klystron Antenna pattern type (pencil, fan, etc.) Pencil Pencil Pencil Antenna type (reflector, phased slotted array, etc.) Parabolic Parabolic Parabolic Antenna polarization Horizontal Horizontal Horizontal Antenna main beam gain dBi 41-45 42-45 48-50 Antenna elevation beamwidth degrees 1-1.5 1-1.2 0.58-0.65 Antenna azimuthal beamwidth degrees 1-1.5 1-1.2 0.6-0.65 Antenna horizontal scan rate degrees/s 24 6-36 12/24 Antenna horizontal scan type (continuous, random, 360, sector, etc.) degrees 360 360 360 Antenna vertical scan rate degrees/s –2 to +45 within 15 s –2 to +45 within 15 s −2 to +90 within 10 s TABLE 8 (cont.) Characteristics Radar 11 Radar 12 13 Antenna vertical scan type (continuous, random, 360, sector, etc.) degrees –2 to +45 –2 to +45 –2 to +90 Antenna sidelobe (SL) levels (1st SLs and remote SLs) dB –25 to –33 –26 to –35 –28 to –34 Antenna height m 18 to 53 10 to 60 33 to 44
R-REC-M.1849-1-201509-I!!MSW-E.docx