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Model: TX2501-AJS-4CH-DPA
The TOXU TX2501-AJS-4CH-DPA is a compact dual-frequency GNSS anti-jamming and anti-spoofing terminal integrating antenna array, anti-jamming components, and GNSS receiver functions for UAVs, unmanned vehicles, and industrial navigation systems.
● 4-Channel Anti-Jamming Capability:Supports interference suppression with single interference C/N ratio ≥105dB and three interference C/N ratio ≥95dB.
● Anti-Spoofing Function:Supports spoofing signal suppression and improves GNSS navigation signal reliability.
● Dual-Frequency GNSS Support:Supports BDS B1i and GPS L1 satellite navigation signals.
● Integrated Navigation Design:Combines antenna array, anti-jamming modules, and GNSS receiver into one compact terminal.
The TOXU TX2501-AJS-4CH-DPA is a compact GNSS anti-jamming and anti-spoofing terminal designed for UAVs, unmanned vehicles, and industrial navigation applications.
The terminal integrates antenna array, anti-jamming components, and satellite navigation receiver functions into one compact structure, helping improve GNSS reliability under complex electromagnetic environments.
TX2501-AJS-4CH-DPA supports BDS B1i and GPS L1 dual-frequency satellite navigation signals, provides interference suppression and spoofing protection functions, and supports flexible integration through TTL serial communication and SMA RF interface.
4-Channel Anti-Jamming Architecture
The 4-channel design provides GNSS interference suppression capability with single interference C/N ratio ≥105dB and three interference C/N ratio ≥95dB.
Anti-Spoofing Function
The terminal supports spoofing signal suppression including asynchronous spoofing, synchronous spoofing, and forwarding spoofing, helping improve navigation signal reliability.
Dual-Frequency GNSS Signal Support
Supports BDS B1i and GPS L1 satellite navigation signals for reliable positioning applications.
Integrated GNSS Terminal Solution
Combines antenna array, anti-jamming components, and GNSS receiver functions into one compact enclosure, reducing system integration complexity.
Flexible Communication Interfaces
Supports TTL serial communication and SMA RF output interface. Navigation information can be output through standard communication protocols.
| Attribute | Value |
| Model | TX2501-AJS-4CH-DPA |
| Product Type | 4-Channel GNSS Anti-Jamming & Anti-Spoofing Terminal |
| GNSS Signal | BDS B1i: 1561.098MHz GPS L1: 1575.42MHz |
| Channel Number | 4 Channels |
| Anti-Jamming Performance | Single interference ≥105dB Three interference ≥95dB |
| Anti-Spoofing Performance | Output residual spoofing signal CN0 ≤20dB |
| Interference Types | Narrowband interference, broadband interference, pulse interference, sweep interference, Gaussian interference |
| Positioning Accuracy | Horizontal ≤1.5m Elevation ≤1.5m |
| Speed Accuracy | ≤0.2m/s |
| Timing Accuracy | ≤100ns |
| Operating Voltage | 5~17V DC |
| Power Consumption | ≤13W |
| RF Interface | SMA Connector |
| RF Output Signal Level | -70~-60dBm |
| Dimension | 150mm × 130mm × 22mm |
| Weight | ≤520g |
| Operating Temperature | -40℃ ~ +55℃ |
| Installation | M3 Screw Mounting |
The TX2501-AJS-4CH-DPA features a compact enclosure design with dimensions of 150mm × 130mm × 22mm.
The structure supports M3 screw mounting installation for UAVs, unmanned vehicles, and industrial navigation platforms.
TX2501-AJS-4CH-DPA

• UAV Navigation Systems
• Unmanned Ground Vehicles
• Unmanned Marine Vehicles
• Industrial Navigation Systems
• Timing Synchronization Applications
The TX2501-AJS-4CH-DPA supports integration with flight controllers and autonomous platforms through TTL serial communication.
The terminal can also output anti-jamming RF signals through the SMA interface for connection with compatible positioning equipment.
The product supports flexible integration methods according to different navigation system requirements.
TOXU provides integrated GNSS and RF hardware solutions including GNSS terminals, anti-jamming solutions, GNSS antennas, and RF cable assemblies.
With professional RF engineering capability, OEM/ODM customization service, and manufacturing support, TOXU helps customers develop products from prototype stage to mass production.
Supported by IATF16949 and ISO9001 quality systems, TOXU provides reliable hardware solutions for industrial positioning and navigation applications.
Q1: What is TX2501-AJS-4CH-DPA?
A1: TX2501-AJS-4CH-DPA is a 4-channel GNSS anti-jamming and anti-spoofing terminal designed for UAVs, unmanned vehicles, and industrial navigation systems.
Q2: What GNSS signals are supported?
A2: It supports BDS B1i and GPS L1 satellite navigation signals.
Q3: Does it support anti-spoofing?
A3: Yes. The terminal supports spoofing signal suppression to improve GNSS navigation reliability.
Q4: Can TOXU provide customization?
A4: Yes. TOXU supports OEM/ODM customization including GNSS terminal optimization, hardware integration, and customized solutions.