W1684
RF Antenna, 1.55 to 1.61GHz, GNNS / GPS / Glonass / BeiDou, 2.5dBi, Linear, SMA Connector
- Manufacturer: PULSE ELECTRONICS
- Product type:
- Gain: 2.5dBi
- SVHC: No SVHC (04-Feb-2026)
- VSWR: 2
- Input Power: 5W
- Antenna Type: GNNS / GPS / Glonass / BeiDou
- Frequency Max: 1.61GHz
- Frequency Min: 1.55GHz
- Product Range: -
- Input Impedance: 50ohm
- Antenna Mounting: SMA Connector
- Antenna Polarisation: Linear
| Delivery and price | |
|---|---|
| Units per pack | 250 |
| Price | 8.95 € |
| Current stock | 25+ |
| Lead time | 30 days |
## **Description** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna **PART NUMBER: W1684** ## **Features:** - Frequency 1550-1610MHz - Monopole Stubby Antenna - Length 50mm - Gain 2.5dBi - Efficiency 70% - Polarization Linear - IP65 Outdoor rated ## **Applications:** - GNSS - GPS, Glonass, Beidou - Navigation - Asset tracking ## All dimensions are in mm / inches ## Issue: 1941P 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** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna **PART NUMBER: W1684** Frequency 1550-1610 MHz Nominal Impedance 50 VSWR <2 @1550-1610MHz Radiation Pattern Omni Peak Gain > 2.5 dBi Efficiency 70% Polarization Linear Power Withstanding 5W **MECHANICAL SPECIFICATIONS** Overall Length 50 mm Weight 7.8 g Antenna Color / Material Black Connector type SMA Male **ENVIRONMENTAL SPECIFICATIONS** Operating Temperature -30/+75 °C Storage Temperature -30/+75 °C Ingress Protection IP65 Wind-loading 100km/h RoHS Compliant Yes ## Issue: 1941P 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** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna ## **PART NUMBER: W1684** ## **MECHANICAL DRAWING** **==> picture [461 x 122] intentionally omitted <==** **----- Start of picture text -----**<br> [1.97±0.08]<br>12.040.3 [0.47±0.01]<br>@8.520.<br>[ ∅ 0.33±0.01]<br>**----- End of picture text -----**<br> ## Issue: 1941P 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. 3 ## **Description** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna **PART NUMBER: W1684** ## **TEST SETUP** **==> picture [15 x 61] intentionally omitted <==** **----- Start of picture text -----**<br> 120mm<br>**----- End of picture text -----**<br> ## Issue: 1941P In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION **==> picture [161 x 64] intentionally omitted <==** **----- Start of picture text -----**<br> 66mm<br>ROY<br>4<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** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna **PART NUMBER: W1684** ## **CHARTS** ## VSWR ## Radiation Efficiency （ % ） ## Issue: 1941P In the effort to improve our products, we reserve the right to make changes judged to be necessary. CONFIDENTIAL AND PROPRIETARY INFORMATION COMPLIANT 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. 5 ## **Description** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna **PART NUMBER: W1684** ## **CHARTS** ## Peak Gain （ dBi ） ## Issue: 1941P 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** : GPS 1575MHz Monopole Antenna ## **Series:** Stubby Antenna ## **PART NUMBER: W1684** ## **CHARTS** ## Free Space Radiation Pattern ## Issue: 1941P 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** : GPS 1575MHz Monopole Antenna **Series:** Stubby Antenna **PART NUMBER: W1684** ## **PACKAGING** ## 1pcs antenna per PE bag ## 24pcs PE bags per tray 14pcs trays per package box(2 pcs empty tray) 288pcs antenna per package Package box: 460mm*235mm*140mm ## Issue: 1941P 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. 8
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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