User's Manual

2150GR Ground Penetrating Radar
054-140 - Rev. 2
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1.1 Scope
This document describes how to use the 2150GR Ground Penetrating Radar, including
hardware and software components.
1.2 Trademarks
 WINDOWS 2000 PROFESSIONAL
/WINDOWS XP PROFESSIONAL
Microsoft Corporation
 2150GR
1.3 Acronyms and Definitions
1.3.1 Acronyms
2150GR: digital antenna pipe detection system.
1.3.2 Definitions
Single Antenna: digital pipe detection system that uses a single antenna.
Dual Antenna: digital pipe detection system that uses a two antennas.
Antenna trolley: a unit that holds all the equipment necessary for acquisition in the field.
Centerpoint : the ideal point of the trolley, situated in the center of the box containing the
antenna; it represents the starting point for all scans.
Data processing: this is applied to the raw data to permit the acquired sections to be
viewed in a comprehensible way.
Field survey: a group of field acquisitions relating to a single survey.
Handle: a retractable handle gripped by the operator to move the antenna trolley.
Maps: graphics showing the change in received radar signal (signal intensity in gray
scale) with respect to the scanning direction.
Position sensor: a distance measurement device fixed inside one of the trolley wheels,
which constantly signals the distance traveled from the start of the scan back to the
Control Unit.
Raw data: unprocessed data obtained during a field survey.
Receiver: part of the antenna dedicated to detecting the signals. It is housed in the same
container as the transmitter.
Scan: a single movement of the antenna trolley from the beginning to the end of a pre-
established path.
Setup: initialization of a piece of equipment or a software process.
Survey: the name given to a collection of scans, which together cover all the areas of a
large investigation: typically an entire town or a large urban area.
Transmitter: part of the antenna dedicated to emitting the radar signals. It is housed in the
same container as the receiver.
Utilities: the objects the Subsite searches for, i.e. pipes supplying gas and water,
electricity cables, etc.