Hi   I made this video to demonstrate that it is possible to have the CT-S1 sound other tones than the default Stage Piano tone using midi. This is accomplished by sending midi program change-messages and bank select-messages.   Through sheer experimentation, and because I wanted to get the full potential of this instrument and thus became very stubborn, I learned that if I send a program change-message only and omit the bank select-message I get the GM 1 sound set. To