Septentrio PolaNt-x MC Antenna

The PolaNt-x MC is a high precision geodetic multi-frequency, multi-constellation antenna.

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Septentrio PolaNt-x MC Antenna is a GPS/GLONASS/BEIDOU/GALILEO L-band high-gain antenna that is sturdy yet lightweight, low-noise amplifier used in physically demanding applications.


  • Compatible with the PolaRx/AsteRx/LBR family of GNSS receivers
  • Rugged and environmentally sealed housing with aluminum bottom plate

Technical Specifications

GNSS Frequencies: 1525 – 1559 MHz (L-band)
1565 – 1610 MHz (GPS L1 – GLO L1-GAL E1 – BDS B1)
1160 – 1196 MHz (GPS L5/GAL E5a)
1217 – 1252 MHz (GPS L2 – GLO L2 – GAL E5b – BDS B2)

Polarization: RHCP
Axial ratio: 3dB maximum
Amplifier gain: 39 +/- 2dB
Noise figure: 2.6 dB maximum
Size: 146 mm diameter
Weight: 499 g
Connector: TNCF
Operating temperature: -55 C to +85 C
Finish: White Radome with black aluminum base


The PolaNt-x MC antenna from Septentrio is available through Blue Planet Geomatics. If you would like more information about it, please contact us using the Request Pricing form.