Subsurface Equipment - Klein 3900 Series Operation And Maintenance Manual

1-4
CHAPTER 1 Overview
1.3.2
The subsurface equipment comprises the towfish, as shown in Figure 1-2, and a
tow cable.
Towfish.
port and starboard sonar transducers, processing and control electronics for
sonar operation, a downlink demultiplexer for control signals, and an uplink
multiplexer for sonar and auxiliary sensor data.
Tow Cable.
cable with a copper conductor, an electro-mechanical termination on the
towfish end, and an electrical underwater connector. The tow cable is available
in a lightweight polyurethane jacketed Kevlar reinforced design. The
lightweight design is used for operations with cable lengths of 300 meters and
under.
Series 3900 Sonar System Operations and Maintenance Manual

Subsurface Equipment

Figure 1-2:
The Towfish consists of a negatively buoyant tow body containing
The tow cable is a complete assembly consisting of a coaxial tow
Towfish
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