B Tembung Tres Cubano Scale
Tres Cubano scale — fretboard diagramIntermediate
B Tembung Scale — Notes and Intervals
The B Tembung scale is the second mode of the Indonesian pelog pentatonic system, sharing a striking intervallic similarity with the Japanese Kumoi Joshi tuning that hints at ancient maritime cultural exchanges. On Tres Cubano, it contains the notes B, C, E, F#, G. It functions within the interlocking melodic textures of gamelan performance, where multiple layers of melody at different speeds create the shimmering sonic tapestry unique to Indonesian music. Commonly used in Gamelan, Indonesian, World, Experimental. Notable players include Lou Harrison. Use over drones and sustained bass notes. Like other gamelan modes, it functions within interlocking melodic textures rather than chord-based harmony.
Notes: B, C, E, F#, G
Intervals: 1P, 2m, 4P, 5P, 6m
Degrees: 1 b2 3 4 b5
Formula: H-4-W-H-4
Number of notes: 5
Musical Character
The 2nd mode of the pelog pentatonic system, sharing a similar interval profile to the Japanese Kumoi Joshi. This cross-cultural parallel between Indonesian and Japanese pentatonics suggests deep historical connections across maritime Southeast and East Asia.
Genres & Notable Artists
Genres: Gamelan, Indonesian, World, Experimental
Notable players: Lou Harrison
How to Use the B Tembung Scale
Use over drones and sustained bass notes. Like other gamelan modes, it functions within interlocking melodic textures rather than chord-based harmony.
Origin & Background
The second pentatonic mode of the pelog scale system. Its intervallic similarity to the Japanese Kumoi Joshi tuning points to ancient cultural exchanges along the maritime trade routes connecting the Indonesian archipelago with Japan.
How to Play B Tembung on Tres Cubano
Begin by locating B on your instrument and play through the 5 notes of the Tembung scale slowly, ensuring each note rings clearly before increasing speed.
The B Tembung scale contains 1 sharp (F#). This scale does not follow a traditional major or minor key signature, so reading from sheet music may require accidentals.
Practice Routine — Exercises for Playing
Practice the B Tembung scale by playing it ascending with one rhythmic feel (straight eighth notes) and descending with another (swing or triplets) at 80 BPM. This dual approach trains both technical accuracy and rhythmic versatility with the 5 notes of the scale.
This scale works well over simple power chord progressions or a 12-bar blues in B. Try a B5 - F#5 - G5 progression. This scale is especially effective in indonesian contexts.
Tres Cubano Tips
Practice the B Tembung scale slowly and evenly on your instrument, focusing on tone quality for each of the 5 notes before building speed. Aim for a contemplative quality in your phrasing to match the natural character of this scale.
Related Scales
Tembung is the 2nd principal mode of the Pelog system. View B Pelog scale
The B Tembung scale contains 5 notes (B, C, E, F#, G). Use the interactive fretboard diagram above to explore each shape and pattern on Tres Cubano with different tunings and fret ranges. Practice ascending and descending from the root note to learn the sound of this scale.
CAGED Positions & Patterns for B Tembung
The B Tembung scale can be played in 5 CAGED positions across the fretboard, each based on an open chord shape (C, A, G, E, D). As a 5-note pentatonic scale, 2-notes-per-string patterns are the most ergonomic way to traverse the fretboard. Use the pattern selector above to isolate each position.