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Geodetic Multi-Frequency Choke Ring Antenna
The PolaNt Choke Ring B3/E6 High-precision antenna for Septentrio PolaRx receivers supporting GNSS signals including BeiDou B3 and Galileo E6.
Key Strengths
Superior Multipath Rejection: Low-noise amplifiers and advanced filtering.
High Stability: Maintains signal quality in harsh conditions.
Competitive Alternative: Designed for high-end applications and reference station operations.
Applications
- Scientific
- Reference Network Stations
KEY FEATURES
- Support current and planned GNSS signals from GPS, GLONASS, Galileo, BeiDou, IRNSS, QZSS and SBAS
- BeiDou B3 and Galileo E6 capable
- High phase center stability
- IGS calibration available with or without radome
Signals
- L-Band (MSS)
- GPS: L1, L2, L5
- GLONASS: L1, L2, L3
- Beidou: B1, B2, B3
- Galileo: E1, E5a, E5b, E6
- SBAS: L1, L5
- NavIC: L5
- QZSS: L1, L2, L5, L6
| Axial Ratio | ||||
|---|---|---|---|---|
| 3 dB Max | ||||
| Radiation Coverage | ||||
| Zenith | 6.0 dBic | |||
| 15° elevation | -2.0 dBic | |||
| 10° elevation | -3.0 dBic | |||
| 5° elevation | -4.0 dBic | |||
| Horizon | -5.0 dBic | |||
| Amplifier | ||||
| Gain | 39 ± 2 dB | |||
| Noise Figure | 2.6 dB max | |||
| Input Voltage | +4.2 to +15 VDC | |||
| Current | 65 m A (typical) | |||
| Impedance | 50 Ω | |||
| VSWR | ≤ 2.0:1 | |||
Mechanical Drawings

| Polarisation | |
|---|---|
| RHCP | |
| Finish | |
| White UV Resistant Polyurethane Enamel | |
| Weight | |
| 5kg | |
| Diameter | |
| 376 mm | |
| Connector | |
| N-Type Female | |
| Operating Temperature | |
| -55°C to +85°C | |
| Designed to | |
| -55°C to +85°C | |
| IGS Reference | |
| SEPCHOKE_B3E6 | |
Geodetic Multi-Frequency Choke Ring Antenna
The PolaNt Choke Ring B3/E6 High-precision antenna for Septentrio PolaRx receivers supporting GNSS signals including BeiDou B3 and Galileo E6.
Key Strengths
Superior Multipath Rejection: Low-noise amplifiers and advanced filtering.
High Stability: Maintains signal quality in harsh conditions.
Competitive Alternative: Designed for high-end applications and reference station operations.
Applications
- Scientific
- Reference Network Stations
KEY FEATURES
- Support current and planned GNSS signals from GPS, GLONASS, Galileo, BeiDou, IRNSS, QZSS and SBAS
- BeiDou B3 and Galileo E6 capable
- High phase center stability
- IGS calibration available with or without radome
Signals
- L-Band (MSS)
- GPS: L1, L2, L5
- GLONASS: L1, L2, L3
- Beidou: B1, B2, B3
- Galileo: E1, E5a, E5b, E6
- SBAS: L1, L5
- NavIC: L5
- QZSS: L1, L2, L5, L6
| Axial Ratio | ||||
|---|---|---|---|---|
| 3 dB Max | ||||
| Radiation Coverage | ||||
| Zenith | 6.0 dBic | |||
| 15° elevation | -2.0 dBic | |||
| 10° elevation | -3.0 dBic | |||
| 5° elevation | -4.0 dBic | |||
| Horizon | -5.0 dBic | |||
| Amplifier | ||||
| Gain | 39 ± 2 dB | |||
| Noise Figure | 2.6 dB max | |||
| Input Voltage | +4.2 to +15 VDC | |||
| Current | 65 m A (typical) | |||
| Impedance | 50 Ω | |||
| VSWR | ≤ 2.0:1 | |||
Mechanical Drawings

| Polarisation | |
|---|---|
| RHCP | |
| Finish | |
| White UV Resistant Polyurethane Enamel | |
| Weight | |
| 5kg | |
| Diameter | |
| 376 mm | |
| Connector | |
| N-Type Female | |
| Operating Temperature | |
| -55°C to +85°C | |
| Designed to | |
| -55°C to +85°C | |
| IGS Reference | |
| SEPCHOKE_B3E6 | |