W3908B0100

Antenna, PCB, 1.56 GHz to 1.61 GHz, 0.3 dBi, Linear, U.FL

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Manufacturer: PULSE ELECTRONICS
Product type:
Gain: 0.3dBi
SVHC: No SVHC (04-Feb-2026)
VSWR: -
Input Power: 3W
Antenna Type: PCB
Frequency Max: 1.61GHz
Frequency Min: 1.56GHz
Product Range: Gemini Series
Input Impedance: 50ohm
Antenna Mounting: U.FL
Antenna Polarisation: Linear

Delivery and price
Units per pack	500
Price	1.71 €
Current stock	500+
Lead time	30 days

Datasheet

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **Features:** 

- FPC Antenna with feed 

- 1560-1610MHz 

- Linear polarization 

- Radiator size 20x26.80mm 

- Gain 0.3dBi 

## **Applications:** 

- GNSS receivers 

- Beidou, GPS, Galileo, Glonass 

- Tracking, Location based services, security, transportation 

- IoT 

All dimensions are in mm / inches 

## Issue: 1723 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. For more information: 

Pulse Worldwide Headquarters 15255 Innovation Drive #100 San Diego, CA 92128 USA Tel:1-858-674-8100 

Pulse/Larsen Antennas Europe Headquarters 18110 SE 34[th] St Bldg 2 Suite 250 Pulse GmbH & Do, KG Vancouver, WA 98683 Zeppelinstrasse 15 USA Herrenberg, Germany Tel: 1-360-944-7551Tel: 49 7032 7806 0 

Pulse (Suzhou) Wireless Products Co, Inc. 99 Huo Ju Road(#29 Bldg,4[th] Phase Suzhou New District Jiangsu Province, Suzhou 215009 PR China Tel: 86 512 6807 9998 

1 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

## **PART NUMBER: W3908B0100** 

|**ELECTRICAL SPECIFICATIONS**<br>~~ee~~|**ELECTRICAL SPECIFICATIONS**<br>~~ee~~|
|---|---|
|Frequency|1560-1610MHz|
|Nominal Impedance|50|
|Return Loss|-10dB|
|Radiation Pattern|Omni|
|Peak Gain|0.27dBi|
|Efficiency|33.6%|
|Polarization|Linear|
|Power Withstanding|3W|



|**MECHANICAL SPECIFICATIONS**<br>~~ee~~|**MECHANICAL SPECIFICATIONS**<br>~~ee~~|
|---|---|
|Overall Length|120mm|
|Weight|0.62g|
|Antenna  Color / Material|FPC|
|Connector type                                                                           U.FL|Connector type                                                                           U.FL|
|Cable type                                                                                  1.13mm|Cable type                                                                                  1.13mm|
|Cable length|93mm|
|**ENVIRONMENTAL SPECIFICATIONS**<br>~~ee~~||
|Operating Temperature|-40~+85° C|
|Storage Temperature|-40~+85° C|
|RoHS Compliant|Yes|



## Issue: 1723 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. 

2 

CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **MECHANICAL DRAWING** 

## Issue: 1723 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

3 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **CHARTS** 

## Return Loss 

## Return Loss 

**==> picture [492 x 339] intentionally omitted <==**

**----- Start of picture text -----**<br>
0.00<br>-2.00<br>-4.00<br>-6.00<br>-8.00<br>-10.00<br>-12.00<br>-14.00<br>-16.00<br>Frequency(MHz) 1021 1044 1066 1089 1111 1134 1156 1179 1201 1224 1246 1269 1291 1314 1336 1359 1381 1404 1426 1449 1471 1494 1516 1539 1561 1584 1606 1629 1651 1674 1696 1719 1741 1764 1786 1809 1831 1854 1876 1899 1921 1944 1966 1989<br>**----- End of picture text -----**<br>


## Issue: 1723 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

4 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**==> picture [195 x 12] intentionally omitted <==**

**----- Start of picture text -----**<br>
PART NUMBER: W3908B0100<br>**----- End of picture text -----**<br>


## **CHARTS** 

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**----- Start of picture text -----**<br>
Efficiency<br>**----- End of picture text -----**<br>


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Efficiency (%)<br>36<br>36<br>35<br>35<br>34<br>34<br>33<br>33<br>32<br>32<br>31<br>**----- End of picture text -----**<br>


## Issue: 1723 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

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**----- Start of picture text -----**<br>
5<br>**----- End of picture text -----**<br>


This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **CHARTS** 

## Peak Gain 

**==> picture [277 x 332] intentionally omitted <==**

**----- Start of picture text -----**<br>
Peak Gain (dBi)<br>0.4<br>0.3<br>0.2<br>0.1<br>0<br>-0.1<br>-0.2<br>-0.3<br>**----- End of picture text -----**<br>


## Issue: 1723 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. 

CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

6 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **CHARTS** 

## Free Space Radiation Pattern 

## Horizontal Plane 

## Issue: 1723 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

7 

## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **CHARTS** 

## Free Space Radiation Pattern 

## Elevation Plane 

## Issue: 1723 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

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## **Description** : GNSS FPC Antenna 

## **Series: Gemini** 

**PART NUMBER: W3908B0100** 

## **PACKAGING** 

5pcs antenna per PE bag 

400pcs PE bags per form bag 

2pcs form bag per package box 

Total 4000pcs per package box Package box: 460mm*235mm*140mm 

## Issue: 1723 

This document contains confidential and proprietary information of Pulse Electronics, Inc. (Pulse) and is protected by copyright, trade secret and other state and federal laws. Its receipt or possession does not convey any rights to reproduce, disclose its contents, or to manufacture, use or sell anything it may describe. Reproduction, disclosure or use without specific written authorization of Pulse is strictly forbidden. 

9 

In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION

Updated at June 9, 2026

Pulse Electronics, a YAGEO company, is a global leader in the design and manufacturing of passive electronic components. With a legacy of innovation dating back to 1956, the company provides essential technology for the communications, computing, industrial, transportation, and IoT sectors. Pulse is recognized worldwide for delivering high-performance solutions that power advanced applications, ranging from 5G networks and electric vehicles to data centers and smart grids. The company's extensive product portfolio is heavily anchored in power and networking magnetics. This includes a comprehensive range of power inductors engineered for exceptional efficiency and reliability in demanding environments. To address complex electromagnetic compatibility challenges, Pulse also manufactures highly effective EMC and RFI suppression solutions, such as common mode chokes and filters, alongside specialized toroidal and RF inductors designed to ensure clean power delivery and optimal signal integrity. Beyond traditional magnetics, Pulse excels in the development of advanced wireless and power conversion components. Their connectivity solutions feature a wide array of high-performance RF antennas and single-band chip antennas tailored for modern connected devices. Furthermore, to support sophisticated power architectures, Pulse provides a broad spectrum of transformers—encompassing PCB-mounted designs, current sensing transformers, and precise pulse transformers—equipping engineers with robust, industry-proven components for power isolation and measurement.

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