UniStrong UA31 UAV GNSS Antenna
UniStrong

UA31 UAV GNSS Antenna

The UA31 is a high-performance GNSS antenna supporting GPS L1/L2, BeiDou B1/B2, and L-Band, specifically designed for UAV applications. Utilizing quadrifilar helix technology, it delivers an excellent axial ratio.

IP67
IP Rating
18 g
Weight
30 dB,
Active Gain

Original UniStrong unit·Authorized distributor

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  • Local coordinate system preset before shipping
Overview

About the UA31

The UA31 is a high-performance GNSS antenna supporting GPS L1/L2, BeiDou B1/B2, and L-Band, specifically designed for UAV applications. Utilizing quadrifilar helix technology, it delivers an excellent axial ratio. The antenna features outstanding filtering and anti-interference performance. Equipped with an O-ring seal, it achieves an IP67 protection rating.

Specifications

The UA31 is a high-performance GNSS antenna supporting GPS L1/L2, BeiDou B1/B2, and L-Band, designed specifically for UAV applications. Featuring quadrifilar helix technology, the antenna delivers an excellent polarization axial ratio. It offers outstanding filtering and anti-interference capabilities. Equipped with an O-ring seal, it achieves an IP67 ingress protection rating.

Product Features

● Dual-frequency multi-constellation GNSS with L-Band support ● Excellent anti-interference performance ● Low noise figure ● SMA mount ● Lightweight at just 18g ● IP67 rating

Specifications

Technical data

Values from the UniStrong datasheet. Ask us for the full sheet or a side by side with another model.

Antenna Performance

Frequency Range
GPS: L1/L2; BDS: B1/B2; SBAS; L-band (Commercial PPP service)
Polarization
RHCP
Axial Ratio
<1 dB @ boresight
Phase Center Offset
Better than 5 mm (at GPS L1/L2), elevation angle > 30°

LNA Performance

Active Gain
30 dB, typical
Passive Antenna Gain
2 dBi, typical
Noise Figure
1.0 dB, typical
Operating Voltage
3.3 - 6 VDC
Operating Current
25 mA, typical

Environmental Specifications

IP Rating
IP67

Mechanical Specifications

Dimensions
30D x 56.3H mm
Weight
18 g
Connector
SMA Male
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