機器
adjusting
audio
background
bandwidth
board
broadcast
broadcasting
channel
closeup
concert
console
control
digital
dj
editing
editor
electric
electronic
engineer
equalizer
equipment
finger
hand
industry
level
line
media
mix
mixer
mixing
music
musician
panel
player
producer
production
professional
push
radio
record
recording
sound
soundboard
stereo
studio
switch
technician
technology
volume