opcode Fade2, 0, kk
  kMod, kMix xin
  k1 zkr 1 ;CHANGE
  k2 zkr 2; CHANGE
  kmod zkr 3; CHANGE
  
  kMix += kMod ;+ limiter?
  kout = k1*kMix + k2*(1-kMix)
  
  zkw kout, 2 ; CHANGE
endop
