In Logic Pro X, Scaler can only control external instruments when used as a MIDI FX plugin.
ScalerControl is a MIDI FX plugin version of Scaler providing the same functionality.
To control external instruments within Logic Pro please use ScalerControl as a MIDI FX plugin.
- Load ScalerControl from the MIDI FX dropdown on the track of your choice.
- Load the instrument you wish to control from the Instrument dropdown on the same track.
- Scaler MIDI output is automatically routed to your instrument.