SPK-GPS-CMA-31N GPS Antenna module , without housing

without housing

SPECIFICATION FOR GPS ANTENNA WITH LOW NOISE AMPLIFIER

1.0 CONFIGURATION

1.1 RF Cable RG174 , ψ2.7 ± 0.1mm , Black
Cable Length 6m ± 5cm NO SR
1.2 RF Connector SMA(M)


2.0 SYSTEM
This antenna system consists of two functional blocks, the LNA portion and the patch antenna.

3.0 GENERAL
3.1 ENVIRONMENTAL CONDITIONS

3.1.1 Operation Temperature -30℃ to + 80℃
3.1.2 Storage Temperatur -40℃ to + 100℃
3.1.3 Relative Humidity 40% to 95%


3.2 ELECTRICAL SPECIFICATIONS

3.2.1 Input Voltage Min:2.5V Max:5.5V

3.2.2
Power Consumption At 3.0 V Typ: 13mA. Max: 16mA.
At 5.0 V Typ: 18mA. Max: 22mA.



4.0 ANTENNA

4.1 Frequency Range 1575.42 ± 1.023 MHz.

4.2
Gain 90° : 2.0 dBi Min.
20° : -5.0 dBi Min.
Mounted on the 60mm*60mm ground plane.
4.3 Polarization RHCP

4.4
Axial Ratio 90° : Max 3.0dB
Mounted on the 60mm*60mm ground plane.
4.5 Patch Size 25 * 25mm t = 4mm



6.0 LNA

5.1 Frequency Range 1575.42 ± 1.023 MHz
5.2 Gain Min:28dB Typ:30dB ( + 25 ℃± 5℃)

5.3
Noise Figure 1.5 dB Max. ( +25 ℃ ± 5℃)
2.2 dB Max. ( +85 ℃)



5.4


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
5.5 Output Impedance 50Ω
5.6 Output VSWR 2.0 Max



7.0 TOTAL SPECIFICATIONS (Through Antenna, LNA, Cable and Connector)

6.1 Frequency Range 1575.42 ± 1.023MHz
6.2 Gain At 90° 30 ± 4.5dBi – (cable loss) Note:1
mounted on the the 60mm*60m ground plane
6.3 Output Impedance 50Ω
6.4 VSWR 2.0 Max
Note 1: Cable Loss = Max.( –1.2dB / m)