Introducing the TUALAJ 4200 MINI: A Compact CRPA Solution for Unmanned Systems
The TUALAJ 4200 MINI is a compact 4-antenna Controlled Reception Pattern Antenna (CRPA) system, engineered too deliver reliable, interference-free GNSS signals for various unmanned aerial vehicles (UAVs) and systems.
This advanced system supports concurrent operation of GPS L1,GALILEO E1,BEIDOU B1C,SBAS,and either GPS L2 or GLONASS G1,enabling it to effectively suppress jamming with a wideband capability of 40 dB. The TUALAJ 4200 MINI is compatible with a range of antennas and can be seamlessly integrated into numerous fixed-wing and rotary UAVs, as well as unmanned ground vehicles (UGVs) and unmanned surface vehicles (USVs).
Technical Specifications
| Dimensions (cm) | 7.9 x 5.65 x 2.1 |
| Weight (g) | 165 |
| Power Consumption (W) | < 12 W |
| Antenna Configuration | 4-Array CRPA Antenna |
| Independent Nulling Capability | 3 |
| Active Frequency Bands | GPS L1, GPS L2 or GLONASS G1, GALILEO E1, BEIDOU B1C, SBAS |
| Nominal Wideband Jamming Suppression | > 40 dB |
| Data Interfaces | Ethernet, Serial |
| Bandwidth | Up to 30 MHz (dependent on selected band option) |
| Connectors | 5x MCX Female, Micro-D 25-pin Socket |
| Internal GNSS Tracking Sensitivity | -164 dBm |
Applications and Benefits
The TUALAJ 4200 MINI is notably beneficial for applications requiring high precision and reliability in challenging environments. Its ability to operate across multiple GNSS bands simultaneously makes it an ideal choice for modern UAVs and unmanned systems, which are increasingly utilized in sectors such as agriculture, surveillance, and logistics.
With the growing demand for autonomous systems, the TUALAJ 4200 MINI stands out as a vital component, ensuring uninterrupted navigation and positioning capabilities even in the presence of potential jamming threats.

