Sirio antena base VHF (144-146 Mhz) de reducidas dimensiones y con un rendimiento expectacular.

Type:    3/4 λ coaxial J-pole
Radiation:    Omnidirectional
Polarization:    Linear vertical
Frequency range:    

CX 144 U:
144 - 148 MHz @ SWR ≤ 1.5

Systems:    2m-HAM, VHF Marine Band, ORBCOMM M2M, AIS-162MHz, ISM-169MHz
Gain:    2 dBd – 4.15 dBi
Max Power:    250 W (CW)
Grounding protection:    DC-Ground
Connector:    UHF-female (SO-239)