Pump 1

This is a short piece played on an Alesis Q49 using Pianoteq 7 with a modified D4v4 Impressionist in Gene Ward Smith’s tuning. I basically ignored the comma pump intention and played the tuning as I would with any JI tuning – trying tease out interesting musical elements.

! pump1.scl
Pump1 35 intervals 30 triads
! x^12-35*x^10-60*x^9+226*x^8+512*x^7-476*x^6
! -1488*x^5+136*x^4+1664*x^3+452*x^2-560*x-240
12
!
16/15
75/64
5/4
4/3
64/45
3/2
25/16
8/5
5/3
16/9
15/8
2/1
! comma pump
! [-1, -1, -2]->[-1, 0, -2]->[-1, 0, -1]->[-1, 0, 0]->[0, 0, 0]->[0, 0, 1]->[0, 0, 2]