Receive antenna azimuthal beam degrees 8-10 15° width TABLE 4 (end) System 10 System 11 System 12 System 13 Characteristics Units 9.2 MHz 24.5 MHz 24.5 MHz 41.9 MHz Receive antenna horizontal scan Fixed antenna DBF(3) Fixed antenna phased Fixed antenna DBF(3) rate array 60 min per 12 direction Receive antenna height(2) m 10 2-14 Receiver IF 3 dB bandwidth Hz 200 Receiver noise figure dB 17 with pulsing 12 with pulsing 13 with pulsing Minimum discernible signal dBm (1 Hz RBW(4)) (1 Hz RBW(4)) (1 Hz RBW(4)) −157 −162 −161 Transmitter emission band width kHz 25 110 320 Suppression of harmonics Yes Sweeping interval s 0.7 0.5 0.25 (1) edges are shaped to control its spectrum. The steepness is specified indirectly via the spectrum. (2) Feed point height in the antenna array from ground level. (3) Digital beam forming. (4) RBW stands for resolution bandwidth.
Receive antenna azimuthal beam width degrees 8-10 15° TABLE 4 (end) Characteristics Units System 10 9.2 MHz System 11 24.5 MHz System 12 24.5 MHz System 13 41.9 MHz Receive antenna horizontal scan rate Fixed antenna DBF(3) Fixed antenna phased array 60 min per 12 direction Fixed antenna DBF(3) Receive antenna height(2) m 10 2-14 Receiver IF 3 dB bandwidth Hz 200 Receiver noise figure dB 17 with pulsing 12 with pulsing 13 with pulsing Minimum discernible signal dBm −157 (1 Hz RBW(4)) −162 (1 Hz RBW(4)) −161 (1 Hz RBW(4)) Transmitter emission band width kHz 25 110 320 Suppression of harmonics Yes Sweeping interval s 0.7 0.5 0.25 (1) edges are shaped to control its spectrum. The steepness is specified indirectly via the spectrum. (2) Feed point height in the antenna array from ground level. (3) Digital beam forming. (4) RBW stands for resolution bandwidth.