General purpose listening hydrophone. Durable. Self-weighted. Conveniently powered by microphone input power.

Passive general purpose listening hydrophone, durable, self-weighted. Works directly with instrument amplifiers or similar High-Z inputs.

Ultrasonic uniform frequency response. Multiple integrated signal conditioning options.

Durable and flexible underwater coaxial cable. Default on almost all Aquarian hydrophones.

Compact, modular hydrophone with integrated signal conditioning. Uniform response to 10 kHz.

18dBV Gain, active Plug-In Power (PiP) amplifier

Contact microphone adapater for H1 and H2 series Hydrophones

Ultrasonic uniform frequency response. Multiple integrated signal conditioning options. Threaded body for easy mounting.

Nitril O-ring and Nylon M10-1.5 nut for bulkhead mounting.

Ultrasonic uniform frequency response. Multiple integrated signal conditioning options. Weighted to sink hydrophone.

Connect passive hydrophones to devices offering phantom power

Leak finding hydrophone. Resistant to motion noise. Weighted to sink hydrophone.

Leak finding hydrophone. Resistant to motion noise. Miniature size enables insertion in pipes.

Enables 3.5mm TRS hydrophones to operate over Phantom Power

Weight assembly for use with A5 hydrophone.

Ultrasonic uniform bandwidth. Receiver or projector / transmitter. Passive. DEPRECATED.

Selectable 6 - 56 dBV Gain, designed for use with passive hydrophones.

Ultrasonic uniform frequency response. Receiver or projector / transmitter. Passive. DEPRECATED.

18dBV Gain, active phantom power preamplifier

Coupler for S1 hydrophones to use 1" microphone calibrators

Connect passive hydrophones to devices offering IEPE power

Durable and flexible underwater shielded balanced and kevlar reinforced cable. Default on S1e hydrophones.

Durable and flexible underwater shielded small diameter flexible coaxial cable.

Durable and flexible underwater shielded balanced cable.