🏠 homehydrophones

SQ26-H1B Hydrophone

The SQ26-H1B is a general purpose hydrophone ideal for whale watching and full audio-band signal detection. It can also be used as a contact microphone or low cost geophone. The SQ26-H1B hydrophone is the base for our SQ26-H1 system.

symbol for commercial whale watching hydrophone systems
symbol for portable hydrophone systems

SQ26-H1B hydrophone

photo of SQ26-H1, the most compact underwater recording system that exists - click for more info

Upgrade to the fullSQ26-H1 portable hydrophone system.

Get..

  • 16GB memory,
  • Bluetooth-ready Mini speaker with 3.5mm patch cable,
  • USB cable for easily transferring recorded files to computer; also facilitates using the H1 as a computer interface,
  • 12V-USB power supply,
  • Waterproof case to protect your investment; the anti-static foam also protects your electronics from electrostatic discharge.

The SQ26-H1B is a great kayaking hydrophone and a wonderful recreational boating accessory.

  • SQ26-H1B hydrophone
  • Zoom H1

An excellent option is to pair the SQ26-H1B hydrophone with a bluetooth speaker - chose from headphones or a waterproof speaker (mounted with a suction cup capable of sticking to the outside of your kayak or top of your boat deck).

  • Speaker
  • suction cup mount
  • headphones

Protect your investment with a hydrophone cage.

  • Cetacean Research™ Hydrophone Cage
  • Cetacean Research™ Hydrophone Cage - top view

SQ26-H1B hydrophone specifications
Frequency Range [kHz] 0.020 to 45
Transducer Sensitivity* [dB, re 1V/µPa] -194
Preamplifier Gain [dB] 25
Effective Sensitivity* [dB, re 1V/µPa] -169
SPL Equiv. Self Noise at 1kHz [dB, re 1µPa/√Hz] 44
Power Requirement] 2xAA batteries
RMS Overload Acoustic Pressure [dB, re 1µPa] 154
Maximum Operating Depth [m] 100
Operating Temperature Range [°C] -25 to 60
Hydrophone Dimensions [mm] 70 L x 32 dia.
Shielded Cable Length [m]
cable includes 1/4" stereo phone plug		 10 or 30
Directionality omnidirectional below 10kHz
*  Transducer Sensitivity + Preamplifier Gain = Effective Sensitivity.

Applications:

  • Kayaking
  • Recreation
  • Tourism
  • Environmental science & research
  • Educational outreach programs

Recorder - Power

Standard signal connection for the SQ26-H1B is through a 3.5mm stereo phone jack. The hydrophone is powered by a recorder that uses two AA batteries.



Looking for the SQ26-VR or SS03-10 hydrophone? The SQ26-H1B replaced it. The difference between those systems and the SQ26-H1B is that is that the hydrophone is powered by the Zoom H1 voice recorder.