TABLE 3 (end) System 5 System 6 System 7 System 8 System 9 Characteristics 8 MHz 12 MHz 16 MHz 25 MHz 42 MHz Instantaneous 3 dB 0.2 bandwidth 20 dB kHz 0.6 60 dB 30 Suppression of < −60 dBc harmonics Sweep interval ms 200 to 500 130 to 500 130 to 250 (1) Range reduces significantly during night time. (2) RBW stands for resolution bandwidth. TABLE 4 System 10 System 11 System 12 System 13 Characteristics 9.2 MHz 24.5 MHz 24.5 MHz 41.9 MHz Function oceanographic Standard oceanographic measurements High-resolution oceanographic measurements measurements Maximum operational km 200-300 50-70 20-25 (measurement) range Range resolution km 6.8 1.5 0.5 bandwidth kHz 22 100 300 Frequency range MHz 9.2 24.5 41.9 Peak power into antenna W 1 000 100 200 100 Pulse width 1 330 488 244-280 μs Maximum duty cycle % 50 Pulse rise/fall time Smoothed(1) Transmitter tuning method Digital
TABLE 3 (end) Characteristics System 5 8 MHz System 6 12 MHz System 7 16 MHz System 8 25 MHz System 9 42 MHz Instantaneous 3 dB bandwidth 20 dB 60 dB kHz 0.2 0.6 30 Suppression of harmonics dBc < −60 Sweep interval ms 200 to 500 130 to 500 130 to 250 (1) Range reduces significantly during night time. (2) RBW stands for resolution bandwidth. TABLE 4 Characteristics System 10 9.2 MHz System 11 24.5 MHz System 12 24.5 MHz System 13 41.9 MHz Function oceanographic measurements Standard oceanographic measurements High-resolution oceanographic measurements Maximum operational (measurement) range km 200-300 50-70 20-25 Range resolution km 6.8 1.5 0.5 bandwidth kHz 22 100 300 Frequency range MHz 9.2 24.5 41.9 Peak power into antenna W 1 000 100 200 100 Pulse width μs 1 330 488 244-280 Maximum duty cycle % 50 Pulse rise/fall time Smoothed(1) Transmitter tuning method Digital