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1RL123E

Description of the radar set, tactical-technical characteristics

Figure 1: 1RL123E

Figure 1: 1RL123E

Specifications
frequency: L-band
pulse repetition time (PRT):
pulse repetition frequency (PRF):
pulsewidth (τ):
receiving time:
dead time:
peak power:
average power:
instrumented range: 350 km
range resolution: 100 m
accuracy: 20 … 50 m; 0.42°
beamwidth: β= 4° ;ε= 5.5°
hits per scan:
antenna rotation: 3 or 6 min⁻¹
MTBCF: 1 800 hrs
MTTR:

1RL123E

1RL123E “Istra” (Cyrillic: 1РЛ123-Е «Истра», Istra is a small river near Moscow) is a mobile, operating in L-band (IEEE designation) or in the D-band (NATO designation) coherent 3D medium-range air surveillance and target allocation radar for the combined FLAK and FLA missile complex 96K6 Pantsir.

The radar is installed on a Kamaz-6560 truck and is ready for operation 5 minutes after taking up a position. It uses a phased array antenna measuring 2.8 × 3.4 m.

A version of this radar for maritime use is the 5P27 Furke.