fuaranScale Mastery
SCALE · ON TROMBONE

B♯ Pelog

Indonesian gamelan scale (Western 12-TET approximation). 1 ♭2 ♭3 5 ♭6. The original uses non-equal-tempered intervals.

MEIMIDIHumdrum
Choose a root
Meter:Octave per barCrotchets in 4/4Quavers in 4/4Triplets in 4/4
Engraved by Verovio 6.2.0-43f8060 title B♯ Pelog
Engraved by Verovio 6.2.0-43f8060 2 title B♯ Pelog
Verovio
Tempo120 bpm

Audio source: tonejs-instruments by Nick Brosowsky (MIT)

FingeringFollows the scale as it plays — written pitch, matches the staff
B♯1234567partial 3
Harmonic seriesTube of the tonic fingering — B♯ sounds partial 3
partial 1 — F1 (+0¢)1partial 2 — F2 (+0¢)2partial 3 — C3 (+2¢)3partial 4 — F3 (+0¢)4partial 5 — A3 (-14¢)5partial 6 — C4 (+2¢)6partial 7 — D♯4 (-31¢)7-31¢partial 8 — F4 (+0¢)8partial 9 — G4 (+4¢)9partial 10 — A4 (-14¢)10partial 11 — B4 (-49¢)11-49¢partial 12 — C5 (+2¢)12
Related scales
Same scale, other instruments
Same scale, other tonics
Modes built on this tonic
Theory reference
Questions
What notes are in the B♯ Pelog scale?

The B♯ Pelog scale uses the notes B♯, C♯, D♯, F𝄪, G♯ (one octave; the pattern repeats at higher registers).

What's the Pelog scale formula?

The Pelog scale follows the interval pattern H W 4 H 4, where W = whole step (2 semitones) and H = half step (1 semitone). Apply that pattern starting on B♯ to get the B♯ Pelog scale.

What chords work over B♯ Pelog?

Try chord pairings derived from the scale's third, fifth, and seventh degrees as roots — they share the most diatonic notes.

How do I finger B♯ Pelog on Trombone?

On brass, scales train embouchure + valve / slide coordination across the partials. Slow practice with a tuner reveals intonation tendencies (e.g., the 5th partial sharp on trumpet).

When would I use the Pelog scale?

Indonesian gamelan scale (Western 12-TET approximation). 1 ♭2 ♭3 5 ♭6. The original uses non-equal-tempered intervals.