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GNSS Surveying Antenna for Global Positioning GL234D

GNSS Surveying Antenna GL234D
GNSS Surveying Antenna GL234D is a multi high precision GPS/GLONASS antenna that enables sub-meter positioning.
  • GL234D

  • Asialeren

  • 8517710000

  • 100pc

  • Accepted

  • 10000pc/day

  • GL234D.pdf

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GNSS Surveying Antenna GL234D 

Item

Specifications

GNSS Antenna

Frequency

GPS L1/L2 GLONASS G1/G2 COMPASS B1/B2/B3

Galileo E1/L1/E2/E5b/E6

Polarization

RHCP

Axial Ratio

≤3dB

V.S.W.R

≤2.0

Peak Gain

≥3dBi

Impedance

50Ω

Horizontal coverage angle

360°

Vertical coverage angle

5°~90°

GNSS Antenna LNA

Gain

B1/L1/G1/E1/E2:40±2dB

B2/L2/G2/B3/E5b/E6:42±2dB

Noise Figure

≤1.5dB

Passband fluctuation

±1.5dB

Supply Voltage

3.3~12V DC

Current Consumption

≤50mA

V.S.W.R

≤2.0

Mechanical

Connector

TNC female

Weight

≈150g


Product Introduction

●Multi-Frequency Compatibility: Supports GPS L1/L2, GLONASS G1/G2, COMPASS B1/B2/B3, and Galileo E1/L1/E2/E5b/E6 for enhanced versatility and seamless integration in various surveying applications.

●Exceptional Gain Performance: Features gain values of 40±2dB for B1/L1/G1/E1/E2 and 42±2dB for B2/L2/G2/B3/E5b/E6, ensuring superior signal reception and reliability even in challenging environments.

●User-Friendly Connector: Equipped with a TNC female connector for easy and secure connectivity with various GNSS devices, streamlining setup and improving operational efficiency.

●High Precision Positioning: The GL234D antenna delivers sub-meter accuracy, making it an invaluable tool for land surveying, mapping, navigation, and other precision positioning tasks.

●Revolutionary GNSS Technology: Engineered for unparalleled performance, the GL234D antenna enhances location tracking capabilities, ensuring accurate and reliable positioning data across diverse applications.

Application scenarios

  • Land Surveying: High-precision cadastral mapping with RTK base stations.

  • Construction Staking: Maintains signal lock when tilted on grading equipment.

  • Scientific Research: Glacier movement monitoring in polar regions.

  • Railway Alignment: Continuous positioning along curved tracks.


FAQ

Q: Does this support modern L5/E5 signals?
A: Yes—covers GPS L5 via E5b/Galileo E5b bands for enhanced ionospheric correction.


Q: Why choose TNC over SMA connectors?
A: TNC’s threaded design prevents vibration loosening in mobile/marine applications.


Q: Can it be pole-mounted for base stations?
A: Absolutely. 150g weight and 90° vertical coverage suit tripod/pole installations.


Q: Is ground plane required?
A: Optional. Performs well ground-independent but add a 70mm ground plane for peak ≥3dBi gain.


Q: How does ≤3dB axial ratio help?
A: Minimizes signal polarization mismatch loss in urban canyons or forested areas.


Q: Maximum voltage tolerance?
A: Handles 12V DC (industry standard for survey receivers like Trimble/Leica).


Q: Warranty for field use?
A: ROHS-compliant materials ensure longevity in humid/chemically exposed sites.

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