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    380-400 MHz
    Vertical antennas A7-T

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    380-400 MHz Vertical antennas A7-T
    Electrical specifications
    Model A7-T
    Operating frequency band, Mhz 380-400
    Gain,dBi 6.9
    VSWR, not more than 1.5
    Polarization vertical
    Max. power input, W 100
    H-plane beamwidth 360°
    E-plane beamwidth 29°
    Impedance, Ohm 50
    Mechanical specifications
    Model A7-T
    Dimensions (LxWxH), mm 1250x35x35
    Weight, kg 1.2
    Rated wind velocity, m/s 40
    Radiator copper
    Radome white fiberglass
    Mounting CPK-70 for mast 35-70 mm or for wall mounting
    Connector N-female

    This antenna has high gain and is intended for operate in structure of base station Tetra system on frequencies 380-400 MHz. Design of the antenna-2 collinear radiators phased by coils. The wide working band is provided by big diameter radiators. Instead of radials are used 1/4 wavelenght suppressor.

    Fiberglass radome protects from any weather. Clamps from stainless steel facilitate fast dismantle of the antenna.

    E-plane pattern

    VSWR diagram

    Gain diagram

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