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GSSI Manuals & User Guides

GSSI (Geophysical Survey Systems, Inc.) is a world leader in the development and manufacture of ground penetrating radar (GPR) equipment for infrastructure and utility scanning.

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About GSSI manuals on Manuals.plus

Geophysical Survey Systems, Inc. (GSSI) is a globally recognized manufacturer of Support equipment, specializing in ground penetrating radar (GPR) and electromagnetic induction systems. For over 50 years, GSSI has provided professionals in geology, civil engineering, utility mapping, and concrete inspection with advanced tools to image the subsurface safely and accurately. The company's product portfolio includes rugged, high-performance systems like the Flex NX, SIR series, and UtilityScan, designed to withstand the demands of field environments while delivering precise data.

Headquartered in Nashua, New Hampshire, GSSI is committed to customer success through comprehensive training, unrivaled technical support, and continuous innovation in non-destructive testing technologies. Their equipment is used worldwide for applications ranging from road inspection and archaeology to bridge deck analysis and concrete scanning.

GSSI manuals

Latest manuals from manuals+ curated for this brand.

GSSI NX25 Concrete Scanning System Installation Guide

September 9, 2025
GSSI NX25 Concrete Scanning System Product Specifications Model: Nexus Elements NX25 Antenna Antenna Type: NX15 Antenna Interface Options: Nexus Elements, Nexus Power Source: Lithium-Ion Battery Warranty: Two-year warranty Accessories Included:…

GSSI MN73-190 Flex NX Ground Penetrating Radar User Guide

March 11, 2025
GSSI MN73-190 Flex NX Ground Penetrating Radar Specifications Model: Flex NX Controller Model: FGFLEX NX Transit Case Model: F-73-176 Battery: Lithium-Ion (2X) FGNX-BAT-3 CELL Charger: 2-Bay Charger FGMODBC-NX External Features:…

GSSI Flex NX Concrete Scanner User Guide

June 10, 2024
GSSI Flex NX Concrete Scanner We’ve Got Your Back Our promise to you is to provide comprehensive training, unrivaled customer support and world class expertise. That’s why your Flex NX…

GSSI MN73-190 Ground Penetrating Radar User Guide

November 15, 2023
MN73-190 Ground Penetrating Radar Product Information Specifications Model: Flex NX Controller Model: FGFLEX NX Transit Case Model: F-73-176 Wrist Lanyard Model: F-73-159 Battery Model: FGNX-BAT-3 CELL (2X) Charger Model: FGMODBC-NX…

GSSI video guides

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GSSI support FAQ

Common questions about manuals, registration, and support for this brand.

  • What is the standard warranty for GSSI products?

    GSSI typically warrants its products, such as the Flex NX, to be free from defects in materials and workmanship for a period of 24 months from the delivery date to the original purchaser.

  • How do I update the software on my GSSI device?

    Software updates can often be performed via the Nexus Elements Interface or by downloading update files from the GSSI support website. Always refer to your specific product manual for detailed update procedures.

  • Where is GSSI located?

    Geophysical Survey Systems, Inc. is headquartered at 40 Simon Street, Nashua, NH 03060-3075, USA.

  • What is Flex Mode on the Flex NX?

    Flex Mode is a 3D rough-out tool designed to augment traditional 2D scanning, allowing users to collect tracklines and view a rotatable 3D model of the data directly on the device.