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AN/SPG-51

Description of the radar set, tactical-technical characteristics

Figure 1: AN/SPG-51

Figure 1: AN/SPG-51

Specifications
trackerilluminator
frequency: 5 450 … 5 825
MHz (C-Band)
10 250 … 10 500
MHz (X-Band)
pulse repetition time (PRT):
pulse repetition frequency (PRF): 4 100 Hz or
9 600 … 16 700 Hz
pulsewidth (τ): 2.1 or 3.2 µs
receive time:
dead time:
peak power: 81 kW
average power: 1.6 kW4 kW
instrumented range: 100 NM (≙ 180 km)
range resolution:
accuracy:
beamwidth: 1.6°0.9°
hits per scan:
antenna rotation:
MTBCF:
MTTR:

AN/SPG-51

AN/SPG-51 is operating in C-Band gun and missile fire-control radar. It includes an X-Band continuous wave target illuminator for the RIM-24 Tartar and RIM-66 Standard missiles.

The dual purpose parabolic reflector has a diameter of 7.7 ft (≙ 2.5 m). The version AN/SPG-51D was fitted with a traveling wave tube Older versions of the target tracking radar used a klystron with a peak power of 30 kW only. The illuminator uses a klystron in all versions.


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