Use your computer keyboard or mouse to browse around this virtual guitar that allows you to try out guitar chords. Press the play button to run through any of the listed progressions at a constant ...

This is an interactive chart that allows you to map out scales and notes onto a typical guitar fretboard. By navigating controls with your computer keyboard or by simply clicking on the grid itself ...

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 ...

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 music performance royalties from play count, venue or broadcast weight, duration, PRO collection share, territory factor, writer and publisher splits, and per-writer ownership. Estimate model ...

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.

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 / ...

Flare profile Exponential - classic speaker horn Hyperbolic - slower low-frequency expansion Tractrix - compact mouth termination Conical - straight-sided planning estimate Base exponential cutoff ...

Calculate QRD or PRD well width, well depth, usable bandwidth, panel count, and a build-ready depth schedule for studio acoustic diffusion.

Depths use the one-dimensional QRD rule d(n) = residue × c / (2Nf0), where residue = n² mod N and N is prime.

Estimate sound pressure level at a listener position, solve the distance for a target level, and account for speaker count, power change, and room adjustment.