1. AIS system & boat manages the double frequency GPS/VHF antenna or
GPS/ Orbcomm antenna.
2. 47.2mm(Dia.) x 16mm(H), VHF antenna: 18.5mm.
3. Mounting: magnet.
4. Frequency: 156-165Mhz (AIS system) or 137-150Mhz (Orbcomm).
1. Polycarbonate radome, rubber-O-ring between top radome. 2. 180grams (with 5m cable & connector). 3. Standard in black. Cable & connector: 1. RF cable: 5 meter RG174/U (standard) other length (optional) 2. Pulling strength: 6 Kg @ 5sec. molded plastic on connector end for strain relief. 3. Connector available: SMA/SMB/MCX/MMCX/GT5/FME/Fakra. 4. Optional: universal connector adapter (FME to TNC/BNC/SMA/SMB/MCX). Antenna element: 1. Center frequency: 1575.42 MHz +/-1.023 MHz 2. Polarization: R.H.C.P. (right handed circular polarization). 3. Absolute gain @ zenith: +5 dBi typical. 4. Gain @ 10o Elevation: -1 dBi typical. 5. Axial ratio: 3 dB max. 6. Output VSWR: 1.5 max 7. Output impedance: 50 ohm 8. Low noise amplifier. 9. Center frequency: 1575.42 MHz 10. Power gain: 28db +/-4.5db 11. Bandwidth: 10MHz min. 12. Noise figure: 1.5 min. 13. Outer band attenuation: 3 dB max. 14. Supply voltages: 2.5~5.5V DC 15. Current consumption: 2.5V: 6.6mA Typ./ 3V: 8.6mA Typ./ 4V: 12.6mA Typ./ 5V: 16.6mA Typ. 16. Output impedance: 50W ohm. 17. Overall performance: (antenna element, LNA & coax cable). 18. Center frequency: 1575.42 Mhz. 19. Gain: at 90o 30 ± 4.5dBi-(cable loss) Note: 1. 20. Mounted on the 60mm x 60mm square ground plane. 21. Noise figure: 2.0 max. 22. Axial ratio: 3 dB max. 23. Bandwidth: 2MHz min. 24. VSWR: 2.0 max. 25. Output impedance: 50W ohm. 26. Environmental 27. Operating temperature: -40oC~ +85oC. 28. Storage temperature: -50oC~ +90oC. 29. Relative humidity: 95% non-condensing. VHF annt: Frequency: 156-165Mhz (AIS).