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1.5 Acronyms and Definitions
1.5.1 Acronyms
DAD: Digital Antenna Device
RADAR: RAdio Detection And Ranging
1.5.2 Definitions
Raw data: unprocessed data obtained during a field survey.
Maps: graphics showing the change in received radar signal with respect to the scanning
direction.
Survey: the name given to a collection of acquisitions, which together cover all the areas
of a large investigation: typically an entire town or a large urban area.
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.
Encoder: a distance measurement device which constantly signals the distance travelled
from the start of the scan back to the Control Unit .
Transmitter: part of the antenna dedicated to emitting the radar signals.
Receiver: part of the antenna dedicated to detecting the radar signals.
Utilities: the objects the Detector Duo searches for, i.e. pipes supplying gas and water,
electricity cables, etc.
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