FM double dipole antenaMain Features: The double dipole antenna use advanced technology from Thomson company, FranceWith high gain, low loss, stable, high performance etc features.Materials of dipole use aluminum-alloy, refection panel uses hot-dip galvanized steel, internal feed system use silver plated technology to guarantee the panel has lowest transmission loss.Channel1-34-5FMFrequency range48.5-72.5MHz76-92MHz87.5-108MHzVSWR<1.15<1.15<1.10Gain7.8dB7.8dB7.8dBMax input power3kw/PCS3kw/PCS1.5kw/PCSDimension A4210mm3280mm2000mmDimension B4210mm3280mm2500mmDimension C1900mm1480mm830mmWeight110kg100kg50kgInput connectorL36L36L27Wind load220km/h220km/h160km/h