External High-Precision Measurement Antenna | HY-A504
    External High-Precision Measurement Antenna | HY-A504
    Features
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    Small phase center error and high measurement accuracy
    High gain, wide beamwidth of the radiation pattern, and excellent signal reception performance
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    Strong anti-interference capability and can withstand complex and harsh working environments
    High reliability, excellent water resistance, corrosion resistance and high temperature resistance


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    Specification parameters
    Technical specifications
    Accessory list
    Structural dimensions

    GNSS Antenna Performance Specifications

    Frequency Range

    Receiving Frequency Points











    1165~1285MHz & 1559~1606MHz

    BDS: B1I, B2I, B3I, B1C, B2a, B2b

    GPS: L1C/A, L1C, L2C, L2P(Y), L5

    GLONASS: G1, G2, G3

    Galileo: E1, E5a, E5b, E6

    QZSS: L1C/A, L1C, L2C, L5, L6

    NavIC: L5

    SBAS: L1/L5

    IRNSS:  L5

    Impedance

    Antenna Axial Ratio

    Horizontal Coverage Angle

    Front-to-Back Ratio

    Output VSWR

    Peak Gain

    Phase Center Error

    Noise Figure

    In-band Flatness

    Active Gain

    Operating Voltage

    Operating Current

    Differential Transmission Delay

    50Ω

    ≤3dB

    360°

    ≥15dB

    ≤2

    ≥5.5dBi

    ±2mm

    ≤2dB

    ±2dB

    40±2dB

    3.3~18V

    ≤45mA

    ≤5ns

    Structural Characteristics

    Antenna Weight

    Antenna Dimensions

    Connector Type

    0.465kg

    Φ145×58mm

    TNC-K

    Reliability

    Working Temperature

    Storage Temperature

    Working Humidity

    Protection Grade

    -45℃∽+85℃

    -55℃∽+85℃

    95%(Non?condensing)

    IP67

    Application scenarios
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    In complex terrains such as mountainous areas and urban canyons, its full-band coverage capability enables simultaneous reception of multi-satellite signals, effectively solving the positioning interruption caused by signal blockage in a single system and ensuring centimeter-level measurement accuracy.
    Learn more
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    As an external GNSS measurement antenna supporting full frequency bands of GPS, GLONASS, BDS and Galileo, it significantly improves the accuracy and reliability of surveying and mapping operations through a multi-system compatible design.
    Learn more
    Road Surveying and Mapping
    Geodetic Survey

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