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Roof Mount GPS active antenna
GAA-S4 Active GPS Antenna
Quantity:
GPS/GSM Accessory Antenna GAA-s4
Specifications
1.0 CONFIGURATION :
1.1
RF Cable RG174, O2.5 ± 0.05mm Double Shield, Black
Cable Length 3m ± 5ccm
1.2
RF Connector MCX 90°(Male)

2.0 GENERAL
2.1 ENVIRONMENTAL CONDITIONS:

2.1.1
Operation Temperature -30° to +80°
2.1.2
Storage Temperature -40° to +100°
2.1.3
Relative Humidity 40% to 95%
2.2 ELECTRICAL SPECIFICATIONS:
2.2.1
Input Voltage 3V~5V
2.2.2
Power Consumption At 3.0 V Typ: 13mA. Max: 16mA.
At 5.0 V Typ: 18mA. Max:226mA.
2.3 MECHANICAL SPECIFICATIONS:
2.3.1
Mounting Roof Mount
2.3.2

Horizontal Pulling Force of Magnet

1.5 Kg Min

2.3.3
Waterproof

100% waterproof

2.3.4
Shock

10msec half sine wave

2.3.5

Magnet Threshold

The antenna must stay attached to the vehicle at a speed of 180km/h

2.3.6

Housing Material

ABS (balck)

2.3.7

Weight

88g

2.3.8

Dimention

See OUTLAY

3.0 ANTENNA:
3.1
Frequency Range 1575.42 ± 1.023 MHz
3.2

Gain

90° : 2.0 dBi Min.
20°: -5.0 dBi Min.
Mounted on the 60mm*60mm ground plane

3.3

Polarization

RHCP

3.4

Axial Ratio

90° : Max 3.0dB
Mounted on the 60mm*60mm ground plane

4.0 LNA:
4.1
Frequency Range 1575.42 ± 1.023 MHz
4.2

Gain

28 ± 4.5dB (+25dB ± 5dB)

4.3

Noise Figure

1.5 dB Max. (+25dB ± 5dB)
2.2 dB Max. (+85dB)

4.4

Out Band Rejection

fo = 1575.42MHz
fo ± 20 MHz 7dB MIN
fo ± 30 MHz 12dB MIN
fo ± 50 MHz 20dB MIN
fo ± 100 MHz 30dB MIN

4.5

Output Impedance

50

4.6

Output VSWR

2.0 Max