Tunable Base Antenna,Length adjustable
Adjust the length of the antenna according to the frequency you need(Unique calibration design)
Electrical specifications and Mechanical specifications
Frequency Range 390-470MHz / 136-174Mhz
Impedance 50Ω
VSWR ≤1.5
Gain 6.0dBi
Horizontal Beam Width 360 Degree
Vertical Beam Width 17 Degree
Polarization Vertical
Lighting Protection Direct Ground
Dimension/Height 940-1100±10mm
Hold Pole Diameter Ø30-Ø60mm
Material of Hardware-supplied Aluminum Alloy
Connector SL-16K (FEMAL)/ UHF FEMALE / SO239
Radiating Element Material Aluminum Alloy