ChristmasIdea MPC RA to AAC Maker - Version 1.4.15 ChristmasIdea MPC RA to AAC Maker is a fast audio utility that allows you to convert MIDI files to MP3, WAV, WMA and OGG formats. ChristmasIdea MPC RA to AAC Maker can quick render the MIDI file into an audio format that you can burn on an audio CD and play on a regular CD player. High quality SF2 soundfonts available for karaoke or midi rendering.