this antenna system consists of two functional blocks, the LNA portion and the patch antenna.

 
Specifications

CONFIGURATION
RF Cable	RF Coaxial Cable, ψ2.7± 0.2mm
	Cable Length: 5M ± 5cm
RF Connector	SMA 180°(M) / MCX 90° (M)
GENERAL
ENVIRONMENTAL CONDITIONS
Operation Temperature	-40℃ to + 85℃
Storage Temperatur	-40℃ to + 85℃
Relative Humidity	40% to 95%
ELECTRICAL SPECIFICATIONS
Input Voltage	Min:2.5V Typ:3.0V Max:5.5V
Power Consumption	Typ: 10mA. Max: 15mA. @3.0V
ANTENNA
Antenna Dimensions	25 x 25 x 4 mm
Frequency Range	1575.42 ± 10 MHz.        1602 ± 8MHz
GAIN	1575.42MHZ: -3dBi Typ. @zenith
	1602MHZ: -5dBi Typ. @zenith
Polaration	RHCP
LNA and FILTER
Frequency Range	1575.42 ± 10 MHz.        1602 ± 8MHz
Gain (without Cable)	1575.42MHz:28 dB Min.30 dB Typ.( + 25 ℃± 5℃)        1602MHz:28 dB Min.30 dB Typ.( + 25 ℃± 5℃)
Noise Figure	2.0 dB Typ. ( + 25 ℃ ± 5℃)
	2.6 dB Max. ( + 85 ℃)
Out Band Rejection	1587.5 ±140MHz 15dB Min
Output Impedance	50Ω
Output VSWR	2.0 Max
TOTAL SPECIFICATIONS (through Antenna, LNA, Cable and Connector)
Frequency Range	1575.42 ± 10 MHz.        1602 ± 8MHz
Gain	1575.42MHZ: 27± 3dBi @zenith        1602MHZ: 29.5± 3dBi @zenith
Output Impedance	50Ω
Output VSWR	2.0 Max