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adjust
adjusting
amp
amplified
amplifier
amplify
audio
band
black
blues
cable
closeup
concert
connection
control
dark
desk
electric
equipment
gold
guitar
guitarist
heavy
hobby
input
instrument
jack
jam
jazz
knob
loud
music
musical
musician
panel
performance
performer
plug
power
preparation
professional
rock
song
sound
speaker
studio
tone
turn
volume