Simrad 38-200 COMBI D DATASHEET

TRANSDUCER

Simrad 38/200 D

38/200 kHz Combi-transducer

Introduction

The Combi 38/200 D combines two transducers and one temperature sensor in a single housing. It is designed with a streamlined shape for hull mounting on small vessels.

Order number

KSV-203004

Common specications

Nominal impedance ......................................75 ohms

Maximum pulse power input .........................1000 W

Maximum continous power input ...................... 10 W

Resistance NYC thermistor at 25° .............. 10 kohm

Maximum transducer depth ............................... 20 m

Cable length ....................................................... 15 m

Cable diameter ..................................... 10.6 ±0.5 mm

Weight with cable ................................................8 kg

Storage temperature .................................-20 to 70°C

Technical specications 38 kHz

Resonant frequency......................................... 38 kHz

Beamwidth longitudinal................................... 13 deg

Beamwidth transverse......................................21 deg

Directivity, DI=10logD ..................................... 21 dB

Side lobes..........................................less than -15 dB

Back radiation ...................................less than -25 dB

Source level at 1000 W..................... 219 dB re 1µPa

Transmitting response..............170 dB re 1µPa per V

(855-164210 Rev.E)

Receiving sensitivity:

Open circuit........................... -178 dB re 1V per µPa

Electroacoustic efciency ....................................0.50

Technical specications 200 kHz

Resonant frequency....................................... 200 kHz

Beamwidth longitudinal..................................... 7 deg

Beamwidth transverse........................................7 deg

Directivity, DI=10logD .................................. 28.5 dB

Side lobes..........................................less than -18 dB

Back radiation ...................................less than -30 dB

Source level at 1000 W..................... 227 dB re 1µPa

Transmitting response..............178 dB re 1µPa per V

Receiving sensitivity:

Open circuit........................... -185 dB re 1V per µPa

Electroacoustic efciency ....................................0.60

Data

PAIR 1 38 kHz

PAIR 2 200 kHz

PAIR 3 THERMISTOR

PAIR 4 SPARE

The

pair number is printed on the black conductor.

Transducer

cable

(CD5398)

Simrad AS Strandpromenaden 50 Boks 111 3191 Horten Telephone: 33 03 40 00 Facsimile: 33 04 29 87

Manufacturer

A L W A Y S A T T H E F O R E F R O N T O F T E C H N O L O G Y

www.simrad.com

Beam pattern 38 kHz

longitudinal

Beam pattern 38 kHz

transverse

Installation

Beam pattern 200 kHz