Tone, EQ and filter

sound with a typical pitch; steady periodic sound; characterized by its duration, pitch, intensity (or loudness), and timbre (or quality)

effects unit that allows musicians to modify the sound of a musical instrument

type of electronic filter circuitry for audio applications, especially for loudspeaker boxes; thereby mostly analog, very seldom digital

effects unit that mimics the sound of "wah wah"

changing the balance of frequency components in an audio signal

frequency dependent circuit

level increase of high and low frequencies

type of electronic filter

effects unit increasing the volume and the treble frequencies