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“Cossor Condor 2” Monopulse SSR

Cossor Condor 2
(click to enlarge: 387·480px = 40 kByte)

Figure 1: Cossor's Large Vertical Aperture SSR antenna mounted above the array used in the Raytheon ASR-10 SS surveillance radar
Source: Jane's Information Group

Antenna

Type: Large Vertical Aperture
Gain: 27 dB
Horizontal beamwidth: 2.45 ± 0.25° (3 dB)
Horizontal sidelobes: -26 dB below peak
Underside roll-off rate: 1.9 dB/° (-6° point); 2 dB/° (typical)
High angle cut-off: -4 dBi at +65°
Wind survival: 200 km/h (40 mm radial ice)

Transmitter

Type: solid-state plug-in module
Frequency: 1,030 ± 0.01 MHz
Output power: 33 dBW
Duty cycle: 4.2% (average); up to 6% (peak)
Operating modes: 1, 2, 3/A, B, C, 4 (as option), Mode S enhanced surveillance (with lockout protocols), datalink

Log receivers

Frequency: 1.090 ± 0.2 MHz
Sensitivity: -90 dBm (tangential)
Bandwidth: 9 MHz (3 dB)
Dynamic range: -16 to -86 dBm
MTBF: 3,900 h (calculated - per channel)

Contractor Cossor Electronics Ltd (a Raytheon company)