The NAVAIS NS-50 is a professional-grade full-band GNSS antenna engineered for high-precision positioning, surveying, mapping, machine control, marine navigation and continuously operating reference station (CORS) applications. It supports all major global navigation satellite systems and modern multi-frequency signals.
Advanced RHCP antenna technology and an integrated low-noise amplifier provide strong multipath mitigation, stable phase-center performance and reliable reception for centimetre-level RTK, PPK and PPP positioning.
Key Features
- Full-band GNSS signal reception across all major constellations
- L1, L2, L5, L6 and L-Band correction support
- Survey-grade phase-center stability
- High-gain integrated low-noise amplifier (LNA)
- Excellent multipath suppression
- Rugged weather-resistant housing
- TNC female RF connector and 5/8"-11 UNC mounting thread
- Ideal for RTK, PPK, PPP and CORS applications
Supported GNSS Signals
| Constellation | Supported Signals |
|---|---|
| GPS | L1, L2, L5 |
| GLONASS | L1, L2, L3 |
| Galileo | E1, E5a, E5b, E6 |
| BeiDou | B1I, B2I, B2a, B2b, B3I |
| QZSS | L1, L2, L5, L6 |
| IRNSS / NavIC | L5 |
| L-Band | PPP correction services |
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | NS-50 |
| Antenna Type | Full-Band Survey GNSS Antenna |
| Frequency Coverage | L1, L2, L5, L6, L-Band |
| Polarization | RHCP |
| Gain | 5.5 dBi |
| Axial Ratio | ≤ 3 dB |
| Phase Center Accuracy | ±2 mm |
| VSWR | ≤ 2.0 |
| Impedance | 50 Ω |
| LNA Gain | 38 ± 2 dB |
| Noise Figure | ≤ 1.8 dB |
| Operating Voltage | 3.3 V to 12 V |
| Current Consumption | ≤ 45 mA |
| Differential Delay | ≤ 5 ns |
| Connector Type | TNC Female |
| Mounting Thread | 5/8"-11 UNC |
| Dimensions | Ø156 × 61 mm |
| Weight | ≤ 380 g |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -55°C to +85°C |
| Humidity | 95% non-condensing |
Benefits
Superior Multi-Frequency Tracking
Simultaneous reception of multiple GNSS frequencies supports faster ambiguity resolution and improved RTK performance.
Higher Positioning Accuracy
Stable phase-center characteristics support high-precision surveying, mapping and geodetic applications.
Improved Multipath Rejection
Optimized antenna design reduces reflected signals in urban and obstructed environments.
Reliable PPP and RTK Performance
L-Band services and multi-constellation tracking provide consistent positioning performance worldwide.
Rugged Field Operation
Designed for continuous outdoor deployment at survey, marine and permanent reference-station sites.
Typical Applications
- RTK GNSS surveying and GIS data collection
- CORS stations and geodetic monitoring
- Marine positioning and precision agriculture
- Machine control and autonomous navigation
- UAV ground control and infrastructure monitoring
Product Summary
The NAVAIS NS-50 combines comprehensive constellation support, multi-frequency tracking, stable phase-center performance and rugged construction for professional RTK, PPP and geodetic positioning.