GVA-100

Marine GPS/VHF Combo Antenna

Inquiry PDF

Product Description

  • AIS system & boat manages the double frequency GPS/VHF antenna or GPS/ orbcomm antenna.
  • Physical condition
    • Constructions: Polycarbonate radome, rubber-O-ring between top radome and screw base for waterproof
    • Dimensions: 47.2mm(Dia.) x 38mm(H)
    • Weight: 100grams (with 5M cable & connector).
    • Color: Standard in Black
    • Mounting: Bulkhead mount with 0.46 inch threaded wing nut.
  • Cable & connector:
    • RF cable: 5 meter RG174/U (standard) other length (optional).
    • Pulling strength: 6 Kg @ 5sec. molded plastic on connector end for strain relief.
    • Connector available: SMA/SMB/MCX/MMCX/GT5/FME.
    • Optional: universal connector adapter (FME to TNC/ BNC/ SMA/ SMB/ MCX).
  • Antenna element:
    • Center frequency: 1575.42 MHz +/-1.023 MHz.
    • Polarization: R.H.C.P. (right handed circular polarization).
    • Absolute gain @ zenith: +5 dBi typical.
    • Gain @ 10o elevation: -1 dBi typical.
    • Axial ratio: 3 dB max.
    • Output VSWR: 1.5 max
    • Output impedance: 50 ohm
  • Low noise amplifier:
    • Center frequency: 1575.42 MHz.
    • Power gain: 28db +/-4.5db.
    • Bandwidth: 10MHz min.
    • Noise figure: 1.5 min.
    • Outer band attenuation: 3 dB max.
    • Supply voltages: 2.5~5.5V DC
    • Current consumption: 2.5V: 6.6mA/ 3V: 8.6mA/ 4V: 12.6mA/ 5V: 16.6mA.
    • Output impedance: 50W ohm.
  • Overall performance: (antenna element, LNA & coax cable.)
    • Center frequency: 1575.42 Mhz.
    • Gain: at 90° 30 ± 4.5dBi (cable loss).
    • Mounted on the 60mm x 60mm square ground plan.
    • Noise figure: 2.0 max.
    • Axial ratio: 3 dB max.
    • Bandwidth: 2MHz min.
    • VSWR: 2.0 max.
    • Output impedance: 50W ohm.
  • Environmental:
    • Operating temperature: -40°C ~ +85°C.
    • Storage temperature: -50°C ~ +90°C.
    • Relative humidity: 95% non-condensing.

Product Specification

VHF Annt
Frequency 156-165Mhz (AIS System) Frequency 137-150Mhz (Orbcomm)
VSWR 156Mhz 160Mhz 165Mhz VSWR 137Mhz 141Mhz 150Mhz2.5Max 2.29 1.42 2.3
Impedence 50&Omeg; Impedence 50Ω
Cable type RG174 Cable type RG174
Cable length 5M Cable length 5M
Connector SMA Coding or Others Connector SMA Coding or Others
Power 5~10W Power 5~10W

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