MThd ðMTrk ÿX ÿQ[› ÿTA ÿ/ MTrk ÿWeek.Î?ÿ/ MTrk ÿCopyright ©Ê1999 ÿ/ MTrk ÿJohn E. Bredehoft. ÿ/ MTrk â ÿSquare Wave Synth ÀP‚÷