BIT DEPTH
how many steps the level is cut into, what a bit adds, and why floating point is not the next row
CIRCLE OF FIFTHS
12 keys · key signatures · relative minors
DI, REAMP AND PREAMP
three boxes on one ruler of levels — where each one leads from and to
DRUM KIT NOTATION
where every drum and cymbal sits on the staff — per the Percussive Arts Society standard
THE ELECTRIC GUITAR PICKUP
one coil or two · six builds · where it sits along the string, and how high above it
ARPEGGIOS ON FIVE STRINGS
major and minor in one position · an octave and a fifth from the root
THE PENTATONIC
three positions · the root is marked
LOUDNESS ON DELIVERY
integrated loudness, true peak and the room between them — from the documents, not from hearsay
THE STEREO FIELD
what stays centred · what is spread · why the low end is not panned
MUSICAL DYNAMICS
the loudness marks from pp to ff, crescendo and diminuendo hairpins — and how the piano got its name
NOTE FREQUENCIES
the fundamental of every note in hertz · equal temperament, A = 440 Hz
C MAJOR FINGERING
right and left · one octave and two
SAMPLE RATES
what band each one describes, how much it leaves the filter, and what a minute weighs