Name: 8 Channel Anti Interference Positioning Unit 7 Interference Suppression Accurate Positioning ≤10m
Brand: Dalang Communication
SKU: AK801G
Price: 9999 USD
Availability: InStock

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Model: AK801G
Frequency: B1/L1/E1
Number of channels: 8 B1L1E1 channels
Start time: Cold start ≤ 60 seconds (including self-test time);
Positioning accuracy: ≤ 10m;
Speed measurement accuracy: ≤ 0.2m/s.
Power consumption: ≤ 20W
Size: φ 150*55.2mm
Weight: Aluminum alloy ≤ 980g, magnesium alloy ≤ 800g

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Description

丨 Product Introduction

1. Strong signal processing capability: able to complete the reception, amplification, down conversion, filtering, and anti-interference processing of 8 BDS-B1 and GPS-L1 frequency signals, and can resist seven broadband interferences.

2. Superior performance indicators: low noise figure, high gain, good element consistency, and small mutual coupling.

3. High integration and low power consumption: The frequency signal processing module is highly integrated, with a moderate size and low power consumption.

4. Convenient and Wide Application: Simple to apply, suitable for multiple fields such as mobile vehicles, ships, aircraft, and unmanned platforms.

丨 Specification parameters

Antenna array	1	Antenna array	8-channel BDS-B1, GPS-L1 antenna array;
Antenna array	2	input frequency	B1 input frequency: 1561.098MHz ± 2.046MHz; L1 input frequency: 1575.42MHz ± 1.023MHz; E1 input frequency: 1575.42MHz ± 1.023MHz;
Anti interference processing	1	Number of channels	8 B1L1E1 channels
	2	Anti interference type	Ability to resist various suppression interferences such as broadband, sweep frequency, and pulse
	3	Number of anti-interference devices	Simultaneously counter 1-7 sources of interference from different directions;
	4	Anti single broadband interference capability	Gan Xin ratio ≥ 105dB@-130dBm
	5	Anti three broadband interference capability	Gan Xin ratio ≥ 95dB@-130dBm
	6	Anti six broadband interference capability	Gan Xin ratio ≥ 85dB@-130dBm
	7	Anti seven broadband interference capability	Gan Xin ratio ≥ 80dB@-130dBm
Receiver specifications and parameters	1	function	Supports BDS, GPS positioning, signal reception, decoding, and information output functions, outputting parameters such as time and location
	2	Start Time	Cold start ≤ 60 seconds (including self check time)
	3	positioning accuracy	≤10m
	4	Speed measurement accuracy	≤0.2m/s
reliability	1	Mean Time Between Failures (MTBF)	≥2000h
reliability	2	Continuous working hours	≥24h
environment	1	operation temperature	-40℃~+75℃
environment	2	storage environment	-45℃~+85℃
Physical and Electrical	1	size	150*55.2mm
	2	weight	Aluminum alloy ≤ 980g, magnesium alloy ≤ 800g
	3	power consumption	≤20W
	4	interface	RF interface: SMA-K;
	5	interface	Feed interface: J30J-9ZKP

丨 product mix

Feed interface: J30J-9ZKP, interface pin definitions are as follows:

No.	signal definition	Signal Description	describe
1	+18～+32V	power input	POWER PORT
2	+18～+32V	power input
3	GND	Power grounding
4	GND	Power grounding
5	GND	signal ground	Data Port
6	RX	TTL signal reception
7	Second pulse	1PPS signal+
8	TX	TTL signal transmission
9	NC	NC	NC

Functional Positioning and Target Users of the GNSS Anti-Interference Antenna
Designed specifically for demanding applications such as defense drones, unmanned vehicles, and mobile platforms, this GNSS antenna delivers robust positioning performance where signal interference is prevalent. Its ability to process eight channels simultaneously supports users needing consistent precision and reliability in complex signal environments. By integrating an active antenna shell, the receiver is protected and enhanced for long-lasting outdoor use. This solution is perfect for professionals seeking a high accuracy GPS module that ensures reliable navigation and timing even in challenging or contested areas, facilitating mission-critical location services with enhanced rtk gnss accuracy.

Technical Features and Measurable Specifications of the GNSS Antenna
Equipped with advanced signal processing capabilities, this antenna filters and amplifies BDS-B1 and GPS-L1 frequency signals with very low noise and high gain. It resists up to seven simultaneous interference sources using sophisticated broadband anti-jamming technology, improving signal integrity and stability. The device offers precise positioning accuracy within 10 meters and speed measurements accurate to 0.2 m/s. Its robust active antenna shell construction guarantees operational stability across a broad temperature range (-40°C to +75°C) while maintaining low power consumption. Supported interfaces also enable seamless integration with various systems, enhancing the precision and reliability expected from a premium high accuracy GPS module.

Industry Applications and Real-World Value Delivered by the GNSS System
This antenna is widely implemented in sectors requiring uninterrupted and accurate satellite navigation, including defense, aviation, maritime, and unmanned aerial systems. It excels in hostile environments where signal interference is common, providing dependable location data for strategic operations and logistical coordination. Its rugged design and high anti-interference capabilities ensure mission-critical workflows maintain continuous GNSS availability. Users benefit from improved rtk gnss accuracy that supports smart navigation and timing functions essential in tactical or commercial applications, promoting operational efficiency and asset tracking accuracy.

Use Scenarios

Application in Defense Drone Navigation Systems
In defense drone operations, where signal jamming and interference are frequent, this GNSS antenna plays a critical role in maintaining reliable positioning and navigation data. It withstands multiple broadband interferences simultaneously, ensuring consistent signal reception from both GPS and Beidou constellations. The antenna’s active antenna shell design protects against physical damage and environmental stress, complementing the drone’s navigation suite. Integrating this high accuracy GPS module enhances real-time positioning precision, supporting tactical maneuvering and mission planning under adverse conditions and stringent operational requirements typical in defense sectors.

Role in Unmanned Aerial Vehicle (UAV) Operations Amid Harsh Signal Environments
For UAV platforms operating in urban or signal-dense locations, this antenna offers superior rtk gnss accuracy by mitigating multi-source signal interference, a common challenge in such environments. Its eight-channel processing capability allows simultaneous handling of diverse satellite signals, maintaining continuous tracking and navigation. Designed to interface easily with UAV control systems, the rugged active antenna shell keeps electronics safe during extended flights under extreme temperatures and weather conditions. This ensures that UAV operators receive dependable positioning data critical for safe flight paths, autonomous missions, and payload delivery accuracy in complex airspaces.

FAQ

What materials are used in the construction of the GNSS anti-interference antenna?
This antenna is crafted from lightweight aluminum or magnesium alloy, offering durability and corrosion resistance. Its compact and rugged shell ensures stable operation in extreme conditions, combining quality materials with precision design to maintain excellent RTK GNSS accuracy during use.

Can this antenna be customized for specific defense drone models?
Yes, the antenna supports multiple data and power interfaces for flexible integration, allowing adaptation to various platforms including defense drones. Customization options are available upon request to meet different installation requirements while maintaining high-performance GPS module functionality.

How is the GNSS antenna installed on different vehicles or drones?
Installation is straightforward through the provided RF interface SMA-K and feed interface J30J-9ZKP connectors. Its compact size and lightweight design facilitate mounting on aerial, ground, and maritime platforms without compromising antenna performance or accuracy in challenging environments.

What maintenance procedures ensure long-term reliability of this active antenna shell?
Regular inspection for physical damage and cleaning of the antenna surface prevent signal degradation. Its robust design minimizes maintenance frequency, but users should verify connections and power supply are stable to preserve the active antenna shell’s precision and anti-interference capabilities.

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