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HomeCobham Comant CI-211-L White Leading Edge Protected VHF Communications Antenna - 118-137 Mhz
CI-211-L has been substituted by CI-211
Cobham Comant suggests CI-211 as a replacement for CI-211-L
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    Cobham Comant CI-211 White VHF Communications Antenna - 118-137 Mhz

    Cobham Comant CI-211-L White Leading Edge Protected VHF Communications Antenna - 118-137 Mhz

    Optimum antenna for high-performance jet aircraft. Only 8.25" high, yet provides good performance without the added drag of a taller blade-type communication antenna.
    Skydrol and rain erosion resistant.
    The optional CI-211-L offers leading edge protection as shown in outline drawing.
    The CI-211 Series has been re-tested and upgraded to the new RTCA DO-160D environmental requirements and offers the 118 to 137 MHz frequency associated with DO-186A MOPS.

    Specifications
    Electrical
    Frequency118 - 137 MHz
    VSWR2.5:1 Maximum
    PolarizationVertical
    Radiation PatternOmnidirectional
    Impedance50 Ohms
    Power30 Watts C.W.
    Mechanical
    Weight1.6 lbs. Maximum
    Height8.25 in. Maximum
    MaterialHigh Density Polyurethane
    FinishWhite Polyurethane Enamel
    ConnectorBNC (female)
    GasketC21104 Cork Neoprene
    Environmental
    Temperature-55C to +85C
    Altitude50,000 ft.
    Air Speed 573 Knots TAS or 0.88 Mach at 45,000 ft.
    Federal Specifications
    RTCA Environmental DO-160D
    Environmental Category [D2X]ACB[R(C,C1)U(F,F1)]
    XWFDXSXXXXX[XX]X[XXXX]XAX
    FAA TSOC37d, C38d
    RTCA MOPSDO-186A


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