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Leo Store - Calian - TW3997 Embedded Multi-Constellation Full-Band GNSS Antenna 1

TW3997 Embedded Multi-Constellation Full-Band GNSS Antenna


The TW3997 is a precision-tuned full band Accutenna technology antenna providing offering full coverage of multiple satellite navigation systems including GPS, GLONASS, Galileo, BeiDou, NavIC, and SBAS. It features a twin circular dual-feed design with strong signal filtering to reduce interference.It is specially designed for precise full-band GNSS positioning.


Ideal for precise GNSS positioning in various applications like train control, autonomous vehicle tracking, and precision agriculture.

  • GNSS Coverage:

    GPS / QZSS L1/L2/L5
    GLONASS G1/G2/G3
    Galileo E1/E5A/E5B/E6
    BeiDou B1/B2/B2a/B3
    IRNSS / NavIC L5
    QZSS L6
    L-Band Services (1525 MHz - 1559 MHZ) 3.5 dBic typ. at Zenith (Gain)


    Low Noise Amplifier (LNA):

    Architecture Pre-filter 
    Gain 28 dB typ. | 26 dB min.
    Noise Figure 2.5 dB typ. @ 25 °C
    Supply Voltage Range 2.5 to 16 VDC nominal, up to 50mV p-p ripple
    Supply Current 24 mA typ. @ 25 °C




    60 mm (dia.)iameter, 0.75 mm thick

    Weight 75 g
    Radome -
    Mount -
    Available Connectors Please refer to ordering guide
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