Description of the radar set, tactical-technical characteristics
Figure 1: 1L122
|pulse repetition time (PRT):|
|pulse repetition frequency (PRF):|
|instrumented range:||40 km|
|hits per scan:|
|antenna rotation:||15 or 30 rpm|
1L122 “Harmonium” (Cyrillic: 1Л122 «Гармонь») is operating in the L-Band short-range air surveillance and target acquisition radar.
There are two different versions. The 1L122-1 version is a portable version with an antenna size of 1.2 × 0.8 m. It has a power consumption of 800 W at 28 V and is powered by an electric generator. The other version is designated 1L122-2, is mounted on a caterpillar chassis, has higher performance, and a larger antenna aperture with dimensions of 1.9 × 1.8 m.