Low Frequency Echo Sounder (18 kHz) Posted by Business Development Manager March 8th, 2018

LOW FREQUENCY ECHO SOUNDER (18 KHZ)

SX34-18 Directional Transducer

OTHER SPECIFICATIONS

USEABLE FREQUENCY RANGE 3DB FROM FR16.5 kHz – 19.5 kHz
OPEN CIRCUIT VOLTAGE OCV-175 dB re 1 V/µPa
INPUT IMPEDANCE60.2 Ω (@ 18 kHz)
RATED POWER 2 DUTY CYCLE2000 Wrms
OPERATING TEMPERATURE RANGE-30 °C – 40 °C
STORAGE TEMPERATURE RANGE-50 °C – 60 °C

OVERVIEW

RESONANCE FREQUENCY
18 kHz


BEAM ANGLE AXIAL 3DB AT FR
14° (Conical)


DEPTH RATING
1500 m


TRANSMIT VOLTAGE RESPONSE TVR
165 dB re 1 µPa/V @ 1m

The SX34-18 low frequency echo sounder was custom designed to meet two key performance requirements:

1.) a narrow beam (14°) given its relatively low frequency of 18 kHz
2.) performance down to 1500m

The transducer also provides a high receive sensitivity.

OUTLINE