Geekido

When I compose music, I tend to use Garritan Personal Orchestra (GPO) as an Audio Unit in Logic Studio. This works well as long as I stay within GPO, but when I want to start out with somebody else’s MIDI file, or use and instrument set other than GPO, it can be a problem.

Unlike other products, GPO uses the mod wheel for volume and timbre adjustments for real-time adjustment. So, where MIDI files out on the Internet use the Volume channel (channel 7) for dynamics, GPO uses the Modulation channel (channel 1). Fortunately, it is easy in Logic to move all the events from one of these channels to the other.

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