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SMG-1575

SMG-1575 (Active GNSS)

Low-Profile Active GNSS Antenna for Vehicle Installations

The SMG-1575 combines a 5 dBi RHCP GNSS element and 26 dB LNA in a 2.5-inch surface-mount housing with a 15-foot SMA-terminated cable.

  • Receives 1561, 1575 and 1602 MHz positioning signals.
  • Runs from 2.7–5 VDC with 10 mA typical current draw.
  • Uses a weather-resistant 0.75-inch-high stud-mount housing.
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Customization: Cable type, cable length, and connectors can be configured for specific installation requirements.

Product Description

The SMG-1575 is an active surface-mount GNSS antenna for vehicle positioning and stand-alone receiver installations. It covers 1561, 1575 and 1602 MHz with a 5 dBi RHCP antenna and a 26 dB low-noise amplifier.

Power and RF signal share the 15-foot RG-174 cable, which terminates in an SMA male connector. The 2.5-inch ASA housing mounts through a 5/8-inch hole and rises only 0.75 inch above the surface.

Example Model Configurations: SM-1575-2C-WHT-180, SMG-1575-2C-WHT-180

Key Specifications

Feature Specification
Technology GPS; GLONASS; GNSS
Frequency

GNSS: 1561 MHz; 1575 MHz; 1602 MHz
Gain

GNSS antenna: 5 dBi nominal
Configuration Single RF feed
Polarization

GNSS: RHCP
Connector

GNSS: SMA plug (male)
Cable

GNSS: RG-174; 15 ft (4.5 m)
Mounting 5/8 in diameter, 3/4 in long mounting shaft; nut, lock washer, and gasket included; underside access required
Dimensions 2.5 in diameter x 0.75 in high (6.4 x 1.9 cm)
Material

Housing: Weatherproof ASA
Active GNSS

Type: Active

LNA gain: 26 dB

Bias: 2.7-5 VDC; 10 mA typical, 20 mA max
Environmental Rating / Qualifications

Ingress: IPX5

Qualifications: EN 61373; IEEE 1478; TIA-329.2-C shock and vibration
Operating Temperature -40 °C to +80 °C

Models & Configurations

Model / Configuration Configuration Details
SM-1575-2C-WHT-180 1× GPS element; Stud / through-hole; White radome; 1× RG-174; 1× SMA Plug; All cables: 180 in (15 ft)
SMG-1575-2C-WHT-180 1× GLONASS/GPS element; Stud / through-hole; White radome; 1× RG-174; 1× SMA Plug; All cables: 180 in (15 ft)

Tech Documents & Resources

SMG-1575-2C-WHT-12

File size: 190.99 KB
Created: 20-10-2026
Updated: 20-10-2026
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sm-1575-smg-1575-iw-1575-iwg-1575-spec-sheet

File size: 331.86 KB
Created: 10-06-2020
Updated: 27-03-2025
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