1. Product Overview
The CNET-821 Anti-Jamming Integrated System/Antenna is a 8-element satellite navigation anti-jamming system.It supports anti-jamming processing and combined output for the B1/L1 frequency bands, as well as L2 frequency bands.It can effectively suppresses various types of interference at B1/L1 and L2 frequencies, including broadband, narrowband, multi- tone, single-tone, swept-frequency, and pulse jamming. Equipped with a high-precision array antenna, it delivers dual-frequency high-precision signals to the receiver.
2. Product Features
（1）Frequency: B1/L1 Reception Bandwidth:1568±10MHz
L2 Reception Bandwidth: 1227±10MHz
（2）Performance: Dual-frequency high precision
Dual-frequency anti-jamming
（3）Power consumption: ≤29W
3. Performance Specifications
（1）B1/L1 anti-jamming performance：
Anti-single-jamming capability: ≥110dB
Anti-triple-jamming capability: ≥95dB
Anti-seven-jamming capability: ≥85dB
L2 anti-jamming performance：
Anti-single-jamming capability: ≥105dB
Anti-triple-jamming capability: ≥90dB
Anti-seven-jamming capability: ≥75dB
（2）RF output power: -50 to -70dBm
4. Electrical Character
+9~32V input, with power consumption below 29W.
5. Physical Characteristics
Power supply and I/O interface: J30J-9ZK
Dimensions: 240*240*42mm
Weight: 1400g±20g
Operating temperature: -40°C to +70 °C
Storage temperature: -45°C to +85°C
