Simrad 38-7
38 kHz Single-beam transducer
The 38-7 is a large, single-beam transducer incorporating 88 Tonpilz elements. It has a relatively narrow beam with substantial range capability.
Kongsberg Discovery
Horten, NO
Description
The 38-7 is a large, single-beam transducer incorporating 88 Tonpilz elements. It has a relatively narrow beam with substantial range capability.
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Specifications
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General
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Year of introduction
2009
Application
Hydro Survey
Length [m]
0.48
Height [m]
0.15
Weight in air [kg]
40
Width [m]
0.48
Housing Material
Polyurethane
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Mode of operation
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Min. beam width [deg]
6
Max. beam width [deg]
8
Beam
Single beam
Configuration
Stem mount, Flange mount, Hull mount, Tank mount, Pole mount, Over the side
Frequency
Single
Min. frequency [kHz]
38
Max. frequency [kHz]
38
Cable length
20m
Cable diameter
11mm
Weight without cable
40kg
Storage temperature
-20 to 70 °C
Directivity
28 ±1 dB
Equivalent two-way beam angle:
-20.5 ±1 dB
Side lobes
less than -15 dB
Back radiation .
less than -35 dB
Impedance
Nominal 60 ohms; Max. variation in |Z| 45 - 80 ohms
Transmitting response .
185.5 dB ±2 re 1µPa per V
Receiving sensitivity, open circuit
-170.5 dB ±2 re 1V per µPa
Electroacoustic efficiency
0.70
Maximum pulse power input
4000 W
Maximum variation in phase
±30 deg
Documents
Brochure
migrationsz482v.pdf
294.49 KB
Other documents
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Product Manual (199)3.46 MB
