Kundt's tube
phonometer
Machmeter
audiograph
phonometry
audiometer
sonometer
sound unit
phonometric
ometer
chime
velometer
sonar
echo sounder
asdic
supercritical
intensimetry
hydrotachymeter
machmeter
immitanciometer
odometer
speedometer
measure
measuring rod
siren
musicomechanical
measuring stick
horometer
VU meter
dynamic
phonorecord
metra
tape
rasp
tachometer
tapeline
trier
tape measure
fader
hi-fi
pocketa-queep
high fidelity sound system
sonology
haemadromograph
pachymeter
pitchmeter
electrophonic
reading
mezza voce
kymograph
meter reading
cymograph
spirograph
shapometer
velocimeter
acoustic power
sound pressure level
flop
metronomy
Fizeau-Foucault apparatus
meter
groan
stream clock
Mach number
speedometry
quilt
volume
loudness
echometer
telephonograph
vibrograph
tachygraphometer
instrument
clock
family
intensity
quantity
measuring system
gage
echometry
pseudophone
echograph
metrograph
measuring instrument
sound recording
measuring device
forceplate
subsonic
time
gauge
phoneidoscope
audio
audio recording
ultrasound
s-hole
tonograph
range finder