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FM 108 Antenna from Antiference

Antiference have the right product whatever your needs. For accurate location of distant
transmissions the 3 and 5 element aerials employ the unique Trumatch' dipole with
parallel resonance properties to give a virtually flat performance across the whole of the
FM frequency range and accurate impedance matching. The Allrounder FM1080 and
FM1081 are ideal where reception is required from a number of different transmitters
aligned in different directions.

Technical Specification and Performance Data
                                 FM1080      FM1081      FM1083       FM1085
Forward Gain dBd             -0.5              0.0             5.0               6.9
Front/Back Ratio dB             0                 0              15                16
Acceptance Angle deg.      360             360*          32                 28
Length mm                        510 (dia)     1575          860               2052
Width mm                            -                  -               1728           1728
*when installed vertically.