
Tuning Lab

Consonantics MIDI demo Consonantics MIDI demo
This is a MIDI demo only of a work for 2 cellos written in the near-Just-Intonation "Blackjack" scale

BlackandJill BlackandJill
This is a *prototype* of a piece for soprano and electronics in the Blackjack scale. The "real" piece will, of course, have a live soprano...

Erlich experiment: JI 4:5:6:7 Erlich experiment: JI 4:5:6:7
Paul Erlich experimental chord

Erlich experiment: "4:5:6:7" in 22-tET Erlich experiment: "4:5:6:7" in 22-tET
Experimental chord by Paul Erlich

Erlich experiment: dom-7 in 12-tET Erlich experiment: dom-7 in 12-tET
Paul Erlich reference chord.

Erlich experiment: JI 5:6:7:9 Erlich experiment: JI 5:6:7:9
Paul Erlich experimental chord.

Erlich experiment: "5:6:7:9" in 22-tET Erlich experiment: "5:6:7:9" in 22-tET
Paul Erlich experimental chord

Erlich experiment: half-dim-7 in 12-tET Erlich experiment: half-dim-7 in 12-tET
Paul Erlich reference chord

Erlich experiment: JI 1/7:1/6:1/5:1/4 Erlich experiment: JI 1/7:1/6:1/5:1/4
Paul Erlich experimental chord.

Erlich exp: "1/7:1/6:1/5:1/4" in 22-tET Erlich exp: "1/7:1/6:1/5:1/4" in 22-tET
An experimental chord by Paul Erlich

Tetrad #8-9: 0__388__702__970 cents Tetrad #8-9: 0__388__702__970 cents
Paul Erlich tetrad (pitch values in cents). Root position 7-odd-limit tetrad -- 4:5:6:7 or 1/1:5/4:3/2:7/4

Tetrad #20-21: 0__318__816__1020 cents Tetrad #20-21: 0__318__816__1020 cents
Paul Erlich tetrad (pitch values in cents). First-inversion JI major triad with the ninth on top 5:6:8:9 or 1/1:6/5:8/5:9/5

Tetrad #11-12: 0__498__702__886 Tetrad #11-12: 0__498__702__886
Paul Erlich tetrad (pitch values in cents). Second-inversion JI major triad with ninth on top -- 6:8:9:10 or 1/1:4/3:3/2:5/3

Tetrad #10: 0__386__702__1088 cents Tetrad #10: 0__386__702__1088 cents
Paul Erlich tetrad (pitch in cents). 8:10:12:15 or 1/1:5/4:3/2:15:8

Tetrad #19: 0__268__702__970 cents Tetrad #19: 0__268__702__970 cents
Paul Erlich tetrads (pitch values in cents. JI minor seventh -- 12:14:18:21 or 1/1:7/6:3/2:7/4

Tetrad #5: 0__316__702__1018 cents Tetrad #5: 0__316__702__1018 cents
Paul Erlich tetrad (pitch values in cents. 10:12:15:18 or 1/1:6/5:3/2:9/5

Tetrad #3-4: 0__184__498__886 cents Tetrad #3-4: 0__184__498__886 cents
Paul Erlich tetrad (pitch values in cents). JI added sixth in second inversion -- 10:12:15:18 or 1/1:10/9:4/3:5/3

Tetrad #1: 0__498__886__1384 cents Tetrad #1: 0__498__886__1384 cents
Paul Erlich tetrad (pitch values in cents) or 9:12:15:20 or 1/1:4/3:5/3:20/9

Tetrad #25-26: 0__202__702__974 Tetrad #25-26: 0__202__702__974
Paul Erlich tetrad (pitch values in cents). 8:9:12:14 or 1/1:9/8:3/2:7/4

Tetrad #8-9: 0__268__582__970 cents Tetrad #8-9: 0__268__582__970 cents
Paul Erlich tetrad (pitch values in cents). Utonal 7-odd-limit tetrad -- 60:70:84:105 or 1/1:7/6:7/5:7/4