Keywords Flashcards
Amplitude
(In relation to air pressure changes) corresponds roughly to volume
Frequency
cycles per unit of time - roughly corresponds to pitch
overtones/harmonics/partials
integer multiples of a fundamental frequency
sine waves are…
ONLY fundamental
square waves are…
fundamentals PLUS overtones
pulse waves are…
fundamentals PLUS overtones
triangle waves are…
fundamentals PLUS overtones
sawtooth waves are…
fundamentals PLUS overtones
noise is…
~white: all frequencies with NO harmonics (aperiodic)
what do modifiers do?
they change waveshapes
examples: filter, amplifiers
what do controllers do?
Operate on parameters of waveshapes.
examples: oscillators/wave shapes, envelopes, note-trigger outputs from keyboard
Role of a Mixer?
routes and mixes multiple signals
Delay is…?
echo
reverberator is…?
an infinite number of echoes - causes a blur
