GVA-620

Marine GPS/VHF Antenna

onderzoek PDF

Beschrijving

FOR Marine VHF Radio & AIS SYSTEM & Orbcomm

Specificaties

GPS Antenna Specifications: GA62

Physical Condition
Constructions: Polycarbonate radome,detachable cable/connector for easy mount, rubber-O-ring between top radome and screw base for waterproof
Dimensions: 60mm(Dia.) x 18.5mm(H)
Weight: 65grams (w/o cable & connector).
Color: Standard in ivory white, other colours available upon request.
Mounting: Bulkhead mount with 0.8 inch threaded wing nut (standard accessory).
Cable & Connector
RF cable: SMA(M) +10 meter RG58 +TNC(M) (standard) other length (optional)
Pulling strength: 6 Kg @ 5sec. molded plastic on connector end for strain relief.
Connector SMA(F)
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: 2 MHz min.
Noise Figure: 1.5 min.
Outer Band Attenuation: 20 dB min. @ Fo +/-50 Mhz.
Supply Voltages: 2.5~5.5V DC.
Current Consumption: 2.5V : 6.6mA Typ.
3V: 8.6mA Typ.
4V: 12.6mA Typ.
5V: 16.6mA Typ.
Output Impedance: 50W ohm
Overall Performance: (antenna element, LNA & coax cable)
Center Frequency: 1575.42 Mhz.
Gain: At 90o vertical to sky 30 ¡Ó 4.5dBi
(cable loss) Note:1
Mounted on the 60mm x 60mm square ground plane
Noise Figure: 2.0 max.
Axial Ratio: 3 dB max.
Bandwidth: 2MHz min.
VSWR: 2.0 max.
Output Impedance: 50W ohm
Environmental
Operating Temperature: -40oC~ +85oC.
Storage Temperature: -50oC~ +90oC.
Relative Humidity: 95% non-condensing.
Water Resistance: 100% waterproof.

Marine VHF Antenna Specifications: MVA-1400B

Marinr VHF ANTENNA
Fr : 156 ~ 165 Mhz
Gain: 3 ~6dB
Configuration : 1/2 wave
VSWR 2.0:1
Impedence: 50 ohm
Connector: PL259(F)
Ground without
Dimension: 1380mm
Weight: 1Kg

This specification is subject to change without prior notice

Aanbevolen