GAPS - User Guide
1.2.2 GAPSHEAD
Figure 3 - GAPS Head
Description
The GAPS head is equipped with carbon housing. It is composed of:
● An upper flange for handling and fastening
● A central transmission transducer
● Four reception hydrophones of different lengths to take 3D measurements
● The four hydrophones are protected by plastic caps
● A SUBCONN connection plug
Contents
The GAPS head contains:
● The acoustic electronics for reception based on the MSFK Chirp modulation technique
● An Inertial Navigation System (INS)
● The acoustic transmitter electronics
GAPS Head
The GAPS head ensures
● The acoustic transmission or electrical triggering signals to the Transponders
● The reception of the replies
● The processing taking into account the attitude provided by the fiber-optic sensor
● The transmission of the results
Maximum speed with deployed GAPS antenna: 12 knots.
18 MU-GAPS-AN-005-H - November 2019
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