HN-HELIX10E(L1+L5)
Embedded Helix GNSS Antenna

The HN-HELIX10E(L1+L5) is a compact and lightweight embedded active helix GNSS antenna supporting dual band L1+L5  signals. Designed for high-precision positioning, it is suitable for UAVs, industrial drones, robotic platforms, surveying equipment, and other space- and weight-constrained systems.

HELIX10E(L1+L5) GNSS Helix Antenna

Lightweight, Full-Band Embedded Helix GNSS Antenna

The HN-HELIX10E(L1+L5)  is a high-performance embedded GNSS helix antenna supporting GPS L1/L5, GLONASS G1, Galileo E1/E5a/E5b, and BeiDou B1/B2b signals. Its stable phase-center performance supports reliable satellite tracking and precise positioning in dynamic and challenging environments. With its compact enclosure and a weight of only 8g, the HN-HELIX10E(L1+L5)  is optimized for UAVs, industrial drones, robotic platforms, precision agriculture, power-line inspection, GIS surveying, and other applications requiring reliable GNSS performance with minimal impact on platform payload.

Key Features

  • Comprehensive GNSS support, including GPS, GLONASS, Galileo, BeiDou, and L-Band correction services
  • Excellent RHCP signal reception and signal-to-noise ratio
  • Phase-center offset within ±3 mm and high gain at low elevation angles
  • Improved signal filtering and excellent multipath rejection
  • Lightweight at only 8 g, compact and easy to integrate.
GNSS Coverage
Dual band L1+L5
Dimensions
Ø23.8*47mm
Weight
≤ 8g

HN-HELIX10E(L1+L5) Specifications

Performance
Frequency BandsGPS L1/L5
GLONASS G1
Galileo E1/E5a/E5b/E6
BDS B1I/B1C/B2b
QZSS L1/L5
IRNSS L5
SBAS L1/L5
Nominal Impedance50Ω
PolarizationRHCP
Gain RHCP (maximum) 2.0 dBi
Axial Ratio (@zenith)≤2dB
LNA Gain23 ± 2 dB
VSWR≤2
Noise Figure≤1.5 dB
Group Delay Ripple≤ 5 ns
Operation Voltage3.3 ~ 12VDC
Operation Current25mA (Typical)
Phase Centre Variation±3mm
Mechanical
DimensionsØ23.8*47mm
Weight≤ 8 g
ConnectorIPEX 1 (Length 100mm)
Environmental
Operating Temperature-40℃ ~ +70℃
Storage Temperature-40℃ ~ +85℃

Structure Drawing

HN-HELIX10E(L1+L5) structure drawing showing 59 millimeter length, 27.5 millimeter diameter, SMA male connector, gasket, and mounting dimensions

Dimensions in millimeters.     Undeclared tolerance:±0.3mm

Engineered for precise, resilient GNSS reception

Full-Band GNSS

Tracks GPS/QZSS, GLONASS, Galileo, BeiDou, NavIC, SBAS, and L-Band correction services.

Stable Phase Center

Centimeter phase-center repeatability supports precision positioning and heading stability.

Multipath Rejection

Improved filtering suppresses reflected signals and helps preserve clean GNSS measurements.

Low-Elevation Gain

Strong RHCP reception maintains signal quality when satellites are closer to the horizon.

Rugged IP67 Design

Sealed construction, wide operating temperature range, and 1.5m drop resistance suit field use.

Low-SWaP Integration

Compact size, low weight, and 25mA typical current minimize platform integration impact.

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