Acoustics & Sound
Room Modes in a Small Studio: Calculate, Then Measure
Find a rectangular room’s first bass resonances, read the mode numbers and understand what a frequency list cannot tell you about your listening position.
The archive
100 pieces on how music is built and how it is written down — with playable examples, tables you can check, and no filler.
♮ intro · ♯♯ intermediate · ♯♯♯♯ advanced — like key signatures, more marks means more to hold in mind
Acoustics & Sound
Find a rectangular room’s first bass resonances, read the mode numbers and understand what a frequency list cannot tell you about your listening position.
Acoustics & Sound
Separate time sampling from amplitude precision, choose a format for a real recording task and avoid mistaking larger files for recovered audio detail.
Acoustics & Sound
Budget an uncompressed audio export from seconds, sample rate, stored bits and channels, then scale it to stems without double-counting stereo.
Acoustics & Sound
A vibrating string or air column sounds a fundamental and a set of partials at whole-number multiples of it. Here are the first sixteen, their cents, and where they differ from equal temperament.
Acoustics & Sound
Timbre is the shape of a note's spectrum: which partials are present, how strong they are and how the sound begins. Here is why a clarinet, a flute and a piano differ on the same pitch.

The ebook
The site's working library as a structured ebook: intervals, keys, harmony, counterpoint, rhythm, form, tuning, orchestration and the history behind them.
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