The Radar Environment Signal Simulator is a high-performance solution designed to generate realistic radar emission signals and dense background pulse streams in real time. It is widely used for constructing complex electromagnetic environments, supporting hardware-in-the-loop (HIL) simulation testing for electronic warfare systems, and serving as an electronic target for calibration and validation purposes.

This simulator can reproduce typical radar signals for surveillance, early warning, fire control, guidance, and air defense/anti-missile systems. Additionally, it supports optional modules such as high-capacity signal recording channels and real-time signal display in time and frequency domains. It is also compatible with radar platform and parameter data input via fiber-optic reflective memory for enhanced scenario simulation.

Key applications include indoor passive radar and electronic warfare semi-physical testing, as well as outdoor electromagnetic environment construction and anti-radiation missile target simulation.

Specifications

General Parameters

  • Frequency Range: 0.2 GHz to 18 GHz

  • Maximum Output Power: 10 W – 50 W (Continuous Wave)

  • Number of Channels: 1 – 4

  • Output Power Control Accuracy: 1 dB

  • Power Control Range: ≥ 90 dB

  • Instantaneous Signal Bandwidth: 1 GHz (standard), optional 2 GHz / 4 GHz

  • Frequency Setting Accuracy: ±10 kHz

  • Frequency Step Size: 10 kHz

  • Agile Frequency Hopping Bandwidth: 1 GHz (standard), optional 2 GHz / 4 GHz

Signal Characteristics

  • Radar Signal Simulation: ≥10 radar sources per channel

  • Pulse Density: ≤500,000 pulses/sec (per channel)

  • Spurious Suppression: ≤ -45 dBc

  • Harmonic Suppression: ≤ -35 dBc

  • Pulse Repetition Interval (PRI): 0.002 ms (500 kHz) – 20 ms (50 Hz)

  • PRI Modes: Fixed, jittered, staggered, sliding, pulse group (4–256 pulses configurable)

  • Pulse Width: 50 ns – 1024 μs (accuracy better than 0.02 μs r.m.s), rise/fall time ≤ 20 ns

  • Signal Types: Fixed frequency, pulse-to-pulse frequency agility, PRI jitter, phase coding (BPSK, QPSK, 8PSK, Barker code, combined Barker), linear FM, stepped frequency, non-linear FM, frequency diversity

Main Features

  • Precise simulation of radar signal variations in frequency, time, and modulation domains

  • Integrated radiation source database and scenario editing tools

  • Multi-channel capability for realistic battlefield environment replication

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