BJTEK -- Marine GPS/VHF Antenna GVA-620
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Marine GPS/VHF Antenna GVA-620

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Marine GPS/VHF Antenna

MODEL: GVA-620

FOR Marine VHF Radio & AIS SYSTEM & Orbcomm\

查看原始圖形查看原始圖形

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 ± 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                           Data Updated: July.07, 2009

Brand : bjtek

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