1->50 no synth
50->100 vaz user
100->500 casio user
500->1000 yamaha user
1000->2000 nord user
2000->3000 alesis user
3000->4000 korg user
4000->? kurzweil user
Citation : 1->50 ejay user
50->100 acid user
100->500 reason user
500->1000 sonar user
1000->2000 cubase user
2000->3000 nuendo user
3000->4000 logic user
4000->? protools user