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Leo Store - Calian - HC977EXF Embedded Triple-Band GNSS Helical Antenna 1

HC977EXF Embedded Triple-Band GNSS Helical Antenna


The patented HC977EXF embedded helical antenna ensures precise positioning across GPS, GLONASS, Galileo, BeiDou, and NavIC bands, including SBAS like WAAS, EGNOS, MSAS, or GAGAN, along with L-Band correction services.

  • GNSS Coverage:

    GPS / QZSS L1, L2, L5
    GLONASS G1, G2, G3
    Galileo E1, E5A, E5B
    BeiDou B1, B2, B2a
    IRNSS / NavIC L5
    QZSS -
    L-Band Services (1525 MHz - 1559 MHZ) 1.5 dBic typ. at Zenith (Gain)


    Low Noise Amplifier (LNA):

    Architecture Pre-filter → LNA 
    Gain 28 dB typ. | 35 dB typ.
    Noise Figure 2.5 dB typ.
    Supply Voltage Range 2.2 to 16 VDC
    Supply Current 25 mA typ. (28 dB) | 31 mA typ. (35 dB)




    See mechanical drawing in the datasheet

    Weight 8 g
    Radome -
    Mount Helical mounting ring P/N 23-0220-0
    Available Connectors MCX (female)
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