SPE-13-8-030/I/SS

Page 2 of 19

1. Introduction

This ceramic 18mm GPS/GLONASS/GALILEO patch antenna is mounted via SMT process

and has been pre-tuned for a 50*50mm ground plane. Custom part numbers tuned for

different ground-plane or layout positions and taking into account the specific conditions

in your device can be created and supplied by Taoglas.

2. Specification

Original Patch Specification tested on 50*50mm ground plane

No

Parameter

Specification

Notes

1

Range of Receiving Frequency

GPS/GALILEO: 1575.42 MHz ± 1.023 MHz

GLONASS: 1602± 5 MHz

2

Return Loss

< -10dB

Center Frequency

3

Gain at Zenith

GPS: 3.88dBi

GLONASS: 4.03 dBi

4

Efficiency

GPS/GALILEO: 76.54%

GLONASS: 78.59%

5

Impedance

50 Ohms

7

Frequency Temperature

Coefficient（τf）

0 ± 20ppm / oC

-40ºC to +85ºC

8

Operating Temperature

-40C to +85C

**Changes in user groundplane and environment will offset centre frequency