We can provide 38dB GPS active antenna, GPS receiving antenna as follows:

Frequence: 1575.42± 5MHz
Antenna gain: 38± 2dBi
Gain Flatness: ≤ 1.0
Polarization: RHCP
LNA: ≤ 2.5dB
Input VSWR≤ 2.0: 1
Output VSWR: ≤ 2.5: 1
DC Power Supply: 3.5~5V
Work Current: 25mA
Work temperature: -40º C~+70º C;
Work Humidity: 95%
Wind resistance: 45m/s-60m/s
Size: φ 100× 77(mm^3)
N/W: 0.5Kg
Connection type: N (Female)