GPS external active antenna

1, Electrical Characteristics

1.1Antenna

1

Antenna model

DAS1575(15*15*4)

2

Frequency Range

1575.42MHz±1.02MHz

3

V.S.W.R

1.5:1

4

Band Width

> 5 MHz

5

Impendence

50 ohm

6

Gain

2dBic Based on 7×7cm ground plane

7

Polarization

RHCP

1.2 LNA

1

Frequency Range

1575.42MHz±1.02MHz

2

DC Voltage

2.5-6.0 V

3

Gain(Typical)

26±3dB

4

Outband Rejection

(Absolute value)

                ≥25dB(fo+100MHZ)

                ≥40dB(fo -100MHZ)

5

Output VSWR(MAX)

1.5

6

Noise Figure(Max)

1.5

7

DC current(Typical)

11 mA

2, Material

No

Part Name

SPEC

1

Antenna

Dielectric Ceramics

2

PCB

FR4

3

Shielding

Tinplate

4

RF Cable

RG174

Attenuation :   1.3 dB/m

L=300±10CM

5

RF Connector

SMA-J3

6

Thickness(Typical)

11.8 mm

3,  Environment  Condition

Working Temp

-40°C~+80°C

Storage Temp

-45°C~+85°C

Water Proof

Generally, rain

Vibration

Sine sweep 1g(0-p)

10~55~10Hz each axis

4,Notes

Electrostatic sensitive device, Observe precautions for handling.