echometer

Mane (Îngilîzî)

A graduated scale for measuring the duration of sounds and determining the relation of their intervals.

Hevwate

echo sounder

sonic depth finder

echo-sounder

sounding machine

echo meter

echo-sounding instrument

echo-sounding gear

fish finder

fish detector

Werger

Echolot

sonda acústica

sondador acústico

eco-sonda

Etîmolojî (Îngilîzî)

From echo + -meter.