High Sensitivity (Preamp)
SQ48-00 Spherical Hydrophone
high sensitivity spherical hydrophone with preamplifier (SQ48-00)
Overview
VOLTAGE SENSTIVITY
-210 dB re 1 V/μPa @ 20ºC (5.62 V/bar)
OPERATING DEPTH
3500 m (~11,500 ft)
FREQUENCY RESPONSE
1 Hz to 100,000 Hz

The SQ48-00 is a high sensitivity spherical hydrophone. Paired with an integrated, low power consumption (differential), infrasonic (differential) or single-ended, 40 dB gain preamplifier, it provides an effective sensitivity of -170 dB. Common modifications include custom preamp and customer-specified connector type.

Other Specifications
CAPACITANCE 2.8 nF ± 15% @ 20ºC
CAPACITANCE VARIATION WITH TEMPERATURE 0.4% increase per ºC
CAPACITANCE VARIATION WITH PRESSURE 8% loss per 1,000 m (3,300 ft)
RECOMMENDED MAX DRIVE VOLTAGE 100 V
CONNECTOR MCBH5MSS
ELECTRICAL INSULATION BETWEEN LEADS N/A
WATER BLOCKED LEADS Yes
Outline

Copyright © 2017 Sensor Technology Ltd. All rights reserved.