Product Description 138-174MHz 5dBd 2 Element Dipole Antenna, 1/2 Wave Narrative Sinclair's SD212-SF2P2SNM two-bay dipole antenna covers the 138 – 174 MHz frequency band. This VHF 5 dBd gain in an elliptical (bidirectional) pattern features a 1/2 wave configuration. The maximum power rating is 300 W. The standard connector offered in N Male connector terminated on a 1 ft cable. Order the mounting clamps separately. The SMK-125-A3 side-mount kit is recommended (spacing from 3 ft – 18 in). Manufacturer Sinclair Technologies Item Height 120 in Jumper Included Yes Item Width 3 in RF Connectors N Male Item Length 40 in Tuned Frequency (MHz) 138-174 Polarization Vertical Gain dBi 7.1 dBi Gain dBd 5 dBd Item Weight 16 lb Type of Hardware Included None Specific Frequency 138-174 MHz Maximum Rated Wind Velocity 125 mile/h Vertical Beamwidth 34 deg Maximum VSWR 1.5:1 Antenna Pattern Bidirectional Maximum Power 300 W Lightning Protection DC Ground Connector Placement Pigtail
