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Type 275

Description of the radar set, tactical-technical characteristics

Figure 1: Type 275

Figure 1: Type 275

Specifications
frequency: 3 450 … 3 614 MHz
(F-Band)
pulse repetition time (PRT):
pulse repetition frequency (PRF): 500 Hz
pulsewidth (τ): 0.5 µs
receive time:
dead time:
peak power: 400 kW
average power:
instrumented range: 16 NM (≙ 30 km)
range resolution:
accuracy:
beamwidth:
hits per scan:
antenna rotation:
MTBCF:
MTTR:

Type 275

Type 275 is operating in F-Band fire control radar used in Cruizers and above in the British Royal navy.

The set consists of separate Transmitter and receiver antennas with certain of the transmitter and receiver equipment in the two nacelles mounted on the director tower. The nacelles are air conditioned. The radar uses the principle of Conical Scan on Receive Only. It can provide accurate range, bearing and elevation of a target.