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Keep the banding caveat where the band plan is built

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Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
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Waters Church
2026-09-17 16:00:34 -04:00
co-authored by Claude Opus 5
parent 44fd0b10ba
commit 46d44d494b
1 changed files with 5 additions and 1 deletions
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modules/spl-meter/spl-capture.swift
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@@ -253,7 +253,11 @@ let bandN1 = 207 // ≈ 20 kHz
let bandCentres: [Double] = (bandN0...bandN1).map { 1000 * pow(2, Double($0) / 48) }
/// FFT bin ranges per band, clamped to what the transform can actually
/// resolve. Below roughly 200 Hz a 1/48-octave band is narrower than one
/// resolve.
///
/// This is the one caveat a reader of the RTA needs and the gear is not
/// allowed to carry (module rule 5, no explanatory text in a tile's
/// settings): below roughly 200 Hz a 1/48-octave band is narrower than one
/// bin, so neighbouring bands start sharing bins and the low end reads
/// smoother than it really is. That is the window length talking, not the
/// room. Folding to 1/6 or 1/3 puts it right, and a multi-resolution