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 ...

Count the sharps in a key signature, list the correct sharp order, identify the parent major key for modes, and preview scale spelling after transposition. Sharp Key Presets Preset use: Load a common ...

All-interval row Eleven ordered adjacent intervals should all differ Maximum melodic interval variety Interval signature uses every 1 to 11 move once Hexachordal row First six and last six pitch ...

Map intro, verse, pre-chorus, chorus, bridge, drop, and outro blocks into total bars, beats, and runtime using BPM, time signature, repeat counts, pickup beats, and final tail time. Named Song ...

Total an album, EP, deluxe edition, or streaming edit from exact track lengths, estimated tracks, inter-track gaps, bonus songs, side split, and release target. Album And EP Presets Preset use: Load a ...

Convert amplitude, voltage, sound pressure, power, intensity, or perceived loudness ratios into decibel changes, final levels, and equivalent ratio families. Core formulas: amplitude, voltage, and ...

Estimate safe vinyl side duration from record format, RPM, groove density, bass content, lacquer safety margin, track spacing, and the way tracks are allocated across sides. Album And EP Presets Load ...

Estimate a used instrument's resale value from original value, brand tier, instrument family, condition, age, rarity, service history, market demand, documentation, originality, and selling channel.

Omnidirectional source Q 1 0 dB DI Use for broad radiation or unknown pattern. Cardioid or half-space aim Q 2 +3.0 dB DI Good starting point for vocal or small cabinet aim. Forward speaker estimate Q ...

Estimate a song key from selected notes, chord progression, tonic emphasis, root movement, cadence strength, mode color, relative key, and borrowed chord tones. Presets fill note choices, chords, ...

Estimate truss self-weight, fixture load, cable allowance, point load reactions, safety factor demand, working load limit use, and center load equivalent. Lighting Rig Presets Choose a starting rig, ...

The calculator estimates geometry and time-of-flight. Final deployment must consider speaker manufacturer coverage data, ceiling height, sight lines, rigging limits, and measured impulse response.