Build minor, major, dominant, or composite blues scales in any key with note spelling, interval formula, blue-note focus, chord fit, and fretboard position output. Blues Scale Presets Preset use: Load ...

Build either whole-tone collection from any root, choose practical spelling, inspect the six-note formula, compare the complement, and map augmented chord colors for composing, arranging, and practice ...

Convert acoustic sound power level, Lw, into estimated sound pressure level, Lp, at a listener or measurement point using distance loss, directivity, boundary radiation, room support, and air ...

Estimate how much to raise, lower, shim, or file a guitar saddle by combining scale length, 12th-fret action, neck relief, nut clearance, and intonation compensation. Common electric scale: 647.7 mm / ...

Estimate room volume, usable coverage, listening-distance loss, SPL target, room gain, and recommended amplifier power for music rooms, studios, hi-fi rooms, and small venues.