1. Music Technology IMusic Technology I
Introduction to Sound SystemsIntroduction to Sound Systems

2. What is a SoundWhat is a Sound
System?System?
Reinforces sound that is produced by anReinforces sound that is produced by an
instrument or voiceinstrument or voice
Often includes:Often includes:
mixing boardmixing board
amplifieramplifier
speakersspeakers

3. Mixing BoardMixing Board
The heart of every sound systemThe heart of every sound system
Sound signals are sent through the mixingSound signals are sent through the mixing
boardboard
Signals are “mixed” and then sent through anSignals are “mixed” and then sent through an
amplifieramplifier
Sound comes out the speakersSound comes out the speakers

4. Mixing BoardMixing BoardMixing BoardMixing Board
AmpAmpAmpAmpSpeakeSpeake
rr
SpeakeSpeake
rr
SpeakeSpeake
rr
SpeakeSpeake
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5. Mixing Board FunctionsMixing Board Functions
Changes the soundChanges the sound
VolumeVolume
FrequencyFrequency
PitchPitch
Mixes SoundsMixes Sounds
Combines SoundsCombines Sounds

6. Channel StripChannel Strip
Sound is adjusted on “channel strips”Sound is adjusted on “channel strips”
Each channel strip includes knobs or fadersEach channel strip includes knobs or faders
that adjust soundthat adjust sound
Gain - changes the volumeGain - changes the volume
Pan - changes the left-right sound outputPan - changes the left-right sound output
EQ - adjusts which pitch frequencies are heardEQ - adjusts which pitch frequencies are heard
Mute - mutes a channelMute - mutes a channel
Solo - mutes all channels except that channelSolo - mutes all channels except that channel

7. Now You Get to Play!Now You Get to Play!