Sirio SPO-135-5 Professional Wide-Band 135-147 MHz Antenna


New series of wide band omnidirectional base station antennas for the VHF band is suitable for marine service too. The fibreglass protection radome and the anodized aluminium parts guarantee robustness and long life to all the SPO-antennas series. They are supplied with two strong extruded aluminium brackets and stainless steel hardware for a good installation on the mast.


Sirio SPO-145-2 Professional Wide-Band 145-175 MHz
  • Stainless steel hardware
  • Medium-gain, Omnidirectional
  • Base station antenna, wide-band
  • Suitable for land and marine service
  • Designed to work without Ground Plane
  • Protection from static discharges DC-Ground
  • Perfect protection against the worst weather conditions
Sirio SPO-145-2 Professional Wide-Band 145-175 MHz
  • Type: Colinear
  • Radiation: Omnidirectional
  • Polarization: Linear vertical
  • Systems: 2m-HAM, VHF Marine Band, ORBCOMM M2M, ISM-169 MHz
  • Gain: 3 dBd – 5.15 dBi
  • Max Power: 100W (CW)
  • Grounding Protection: DC-Ground
  • Connector: N-female
  • Frequency Range: 135-147 MHz SWR ≤1.5 No tuning required
  • Materials: Anodized Aluminium, Brass, Stainless steel, Fiberglass, EPDM rubber
  • Mounting Type: On-Mast
  • Height (approx): 2940 mm / 9.65 ft
  • Weight (approx): 2160 gr / 4.76 lb

Additional information

Weight 2.3 kg