Broadband (Preamp)
SQ42-00 Spherical Hydrophone
broadband spherical hydrophone with preamplifier (SQ42-00)
Overview
VOLTAGE SENSTIVITY
-215 dB re 1 V/μPa @ 20ºC (2 V/bar)
OPERATING DEPTH
3500 m (~11,500 ft)
FREQUENCY RESPONSE
1 Hz to 400,000 Hz

The SQ42-00 is a broadband spherical hydrophone. Paired with our Megaband preamplifier (40 dB gain) it provides an effective sensitivity of -175 dB. Common customizations include customer-specified connector, cable type and cable length.

Other Specifications
CAPACITANCE 1.8 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

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