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SMWG-302 (Cellular, AWS, GNSS)

Cellular, AWS, and GNSS Surface-Mount Antenna


The SMWG-302 is a compact vehicle antenna with separate broadband cellular and 1.7–2.7 GHz AWS/UMTS paths plus active GNSS for multi-radio mobile systems.

Key Features

  • Keeps primary cellular and high-band radio connections independent.
  • Accommodates compatible AWS/UMTS devices or diversity-capable equipment.
  • Adds active GNSS for navigation, tracking, and timing.
  • Routes three dedicated connections through one IP67-rated roof mount.

Customization: Cable type, cable length, and connectors can be configured for specific installation requirements.

Product Description

Two Radio Paths. Integrated GNSS.

The SMWG-302 is designed for mobile systems that use a broadband cellular connection and a second high-band radio path rather than a matched MIMO pair. Active GNSS joins both RF connections in one compact vehicle antenna.

Distinct Cellular Paths: The primary element covers 800–1250 and 1650–2700 MHz, while the second element covers 1700–2700 MHz for compatible AWS and UMTS equipment.

Flexible High-Band Integration: The second RF path can serve an independent high-band device or a secondary input on compatible diversity-capable equipment.

Positioning Built In: Active GNSS covers 1561, 1575, and 1602 MHz with a 26 dB LNA for navigation, tracking, and timing functions.

One Mount With Long Cable Reach: Three 15-foot leads route the independently cabled functions through one IP67-rated stud mount to equipment installed inside the vehicle.

The SMWG-302 fits multi-radio vehicle systems that need separate broadband and high-band connections together with active GNSS.

Ideal Applications

  • Multi-radio fleet gateways
  • AWS and UMTS mobile equipment
  • Diversity-capable radio systems
  • Vehicle telematics
  • Mobile telecommunications platforms

Example Model Configurations: SMWG-302-3C3C2C-WHT-180

Key Specifications

Feature Specification
Technology 4G LTE; 3G / 2G; GNSS
Frequency

Cellular: 800–1250 MHz ; 1650–2700 MHz

AWS/UMTS: 1700–2700 MHz

GNSS: 1561, 1575, and 1602 MHz

Gain

Cellular: 3 dBi; 5 dBi

AWS/UMTS: 5 dBi

GNSS: 5 dBi nominal RHCP

Configuration Cellular (feeds 1); AWS / UMTS (feeds 2); GNSS (feeds 3)
Polarization

GNSS: RHCP

Connector / Cable

All documented paths connector: SMA plugs (male); other connector options may be available

Cellular and AWS/UMTS cable: RF-195

GNSS cable: RG-174

Cellular and AWS/UMTS length: 15 ft (4.5 m)

GNSS length: 15 ft (4.5 m)

Mounting Threaded 3/4 in diameter × 1/2 in long stud for a 1/4 in thick surface; gasket and nut supplied; metal surface or ground plane recommended
Dimensions 4.20 in diameter × 3.20 in high (107 × 81 mm)
Material UV-resistant ASA plastic
GNSS Details

Systems: GPS; GLONASS

Type: Active

LNA gain: 26 dB LNA

Bias: 2.7–5 VDC; 20 mA maximum / 10 mA typical

Environmental Rating / Qualifications

Ingress: IP67

Qualifications: IEEE 1478; EN 61373; MIL-810G; TIA-329.2-C

Operating Temperature -40 to 85 °C

Models & Configurations

Model / Configuration Configuration Details
SMWG-302-3C3C2C-WHT-180 GLONASS/GPS; 800-1250/1650-2700 MHz; 1700-2700 MHz; White; Cable: LL-195; RG-174; SMA Plug; Cable length: 15Ft

Tech Documents & Resources

smw-302-and-mgw-302-spec-sheet

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