Jack Hertz Report post Posted June 3, 2017 The YAMAHA PortaSound PSS-790 is adopted with a unique synthesis "Advanced Wave Memory (AWM)' so that you can perform with a wide range of natural to hyper-natural sound qualities. Additionally, the Vector Synthesizer function enables you to carry out time variance of a tone with controlling mixing ratio of any 4 AWM Voices you select. Furthermore, the Auto Accompianment function supports your performance on the keyboard with various music styles such as rock 'n' roll, jazz, Latin, funk, and much more. View full synthesizer Share this post Link to post Share on other sites
