Device:
  Yamaha CX5M
  Yamaha DX1                   [Digital Programmable Algorithim Synthesizer]
  Yamaha DX5                   [Digital Programmable Algorithim Synthesizer]
  Yamaha DX7                   [Digital Programmable Algorithim Synthesizer]
  Yamaha DX9                                           [Digital Synthesizer]
  Yamaha DX21                  [Digital Programmable Algorithim Synthesizer]
  Yamaha DX27                  [Digital Programmable Algorithim Synthesizer]
  Yamaha DX100                 [Digital Programmable Algorithim Synthesizer]
  Yamaha PF70                                             [Electronic Piano]
  Yamaha PF80                                             [Electronic Piano]
  Yamaha QX1                                     [Digital Sequence Recorder]
  Yamaha QX7                                     [Digital Sequence Recorder]
  Yamaha QX21                                    [Digital Sequence Recorder]
  Yamaha RX11                                                 [Drum Machine]
  Yamaha RX15
  Yamaha RX21L                                   [Digital Rhythm Programmer]
  Yamaha SPX90                                     [Digital Sound Processor]
  Yamaha TF1                                             [FM Tone Generator]
  Yamaha TX7                                                   [FM Expander]