Thor Polysonic Synthesizer : The Controller panel

The Controller panel
The Controller panel contains standard Master Volume and Pitch and Mod controls, Keyboard Mode/Note Triggering sections and four virtual (freely assignable) controls. The panel also has a patch display and standard Select/Browse/Save patch buttons (these are always shown even if Thor is folded).
The Keyboard Mode section
In this section you make basic keyboard related settings for a patch. It has the following options:
Release
Polyphony
This governs the number of voices that are allowed to naturally decay/ring out (in the release phase of the envelope) when new notes are triggered and Polyphonic mode is selected. E.g. if you set this to “0”, any new note(s) will cut off the release of any previously triggered notes.
The knob is used for controlling portamento - a parameter that makes the pitch glide between the notes you play, rather than changing the pitch instantly as soon as you hit a key on your keyboard. By turning this knob you set how long it should take for the pitch to glide from one note to the next as you play them. There are three basic portamento modes:
In Auto mode, there will only be any portamento when playing more than one note. If any of the Mono modes is selected, portamento will only affect the legato notes.
Note Triggering section
Using the buttons in this section you can select in what way Thor will respond:
The section also has a standard Note On indicator.
About the assignable controls
About the button key note function
To the right of the two assignable buttons there are corresponding spin controls and displays. These can be used to assign a key for turning the button on momentarily, as long as the key is held down.
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The assigned key will now turn the function(s) assigned to the button on for as long the key is held down.
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An assigned key will not trigger a note, only the button status. Also note that the button will not light up when you press the assigned key.
The Pitch Bend and Modulation wheels
Pitch Bend is pre-wired to the pitch parameter of the three oscillators, but you can of course use it to control any parameter you like. If you don’t want Pitch Bend to affect oscillator pitch, simply set the Range parameter to “0”.
Master volume
This is the main volume control for outputs 1 & 2.

Thor Polysonic Synthesizer : The Controller panel