Shared (Default)
When Shared Signal Path is enabled, all four Layers share the signal path of Layer A, emulating the audio path of a hardware synth.
There are certain advantages to using Shared Signal Path. Often, this simpler, more streamlined workflow is all that is needed for Patch design—adjusting a single effect/parameter will impact the audio of all four Layers—and you gain the additional benefit of a substantial reduction in CPU usage.

When Shared Signal Path is engaged, the Signal Path button on the Main Page will be highlighted in green, the Layer LEDs will be green, and shared sections are indicated by a green line under their name.

You can tell if a parameter is shared by touching its control. If so, the parameter box that pops-up will include the word “Shared.”

When Shared Signal Path is enabled, all audio processing is shared, with the exception of the following:
- FM
- Unison
- Granular
- Harmonia
- Timbre
- Shape
- Symmetry
- Hard Sync
- Coarse Pitch
- Fine Pitch
- Glide
The shared parameters can be accessed from any Layer and behave as though they are linked—the position of any shared parameter is reflected in all Layers. As an example, if you move the Filter Cutoff in Layer D, you will hear (and see) the result in all Layers.
NOTE: When using Shared Signal Path, all Per-Layer Modulations, MIDI Learns, and DAW automations should be assigned to Layer A.
Independent
In Independent Mode, the signal paths of each of the four Layers are discrete. In some cases this can be a bigger drain on your CPU, but allows for more flexibility.

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