CNET-421 Four-Element GPS Satellite Navigation Anti-Jamming Antenna

1. Product Overview

The CNET-421 Anti-Jamming Integrated System/Antenna is a 4-element satellite navigation anti-jamming system.It supports anti-jamming processing and combined output for the B1/L1/E1 frequency bands, as well as B2a/L5/E5a (L2/B3 optional) frequency bands.It can effectively suppresses various types of interference at B1/L1/E1 and  B2a/L5/E5a 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/E1 Reception Bandwidth:1568±10MHz

B2a/L5/E5a Reception Bandwidth: 1176±10MHz

（2）Performance:  Dual-frequency high precision

Dual-frequency anti-jamming

（3）Power consumption: ≤16W

3. Performance Specifications

（1）Anti-jamming performance： 

Anti-single-jamming capability: ≥110dB

Anti-triple-jamming capability: ≥95dB

（2）RF output power: -50 to -70dBm

4. Electrical Character

+9~24V input (default: +24V), with power consumption under 16W.

5. Physical Characteristics

Power supply and I/O interface: J30J-9ZK

Dimensions: 130*130*32mm

Weight: 580g±20g

Operating temperature: -40°C to +70 °C

Storage temperature: -45°C to +85°C