Instrument selection#
How to select a hydrophone / transducer
discuss the datasheets for a hydrophone and a transducer
topics:
sensitivity
transmitting, receiving
beampattern:
horizontal, vertical
mainlobe, sidelobe, backradiation
output level
operating depth
physical dimensions: does it fit on your platform / mount?
weight in air and in water
misc: does it fit on your platform / mount?
connector type
cable length and diameter
if digital output or supposed to be used another component
operating software
license
dynamic range
clipping level
sampling rate
output data format
potential examples
Reson hydrophones and transducers: https://www.teledynemarine.com/products/product-line/hydrophones-and-transducers
TC4013 widely used by marine mammal folks
Simrad transducers: https://www.kongsberg.com/discovery/ocean-science/ocean-science-transducers/