Simrad 38-200 COMBI D - DATASHEET REV E 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 specifications
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 specifications 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
Receiving sensitivity:
Open circuit........................... -178 dB re 1V per µPa
Electroacoustic efficiency ....................................0.50
Technical specifications 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 efficiency ....................................0.60