Waldorf Lector User Manual

Page 46

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Appendix

Lector User´s Manual

46

Note on / Note off

This is the most important MIDI message. It determines
the pitch and velocity of every generated note. The time
of arrival is simultaneously the start time of the note. Its
pitch is derived from the note number, which lies
between 0 and 127. The velocity lies between 1 and 127.
A value of 0 for velocity is similar to “Note Off”.

Panning

The process of changing the signal's position within the
stereo panorama.

Pitchbend

Pitchbend is a MIDI message. Although pitchbend
messages are similar in function to control change
messages, they are a distinct type of message. The reason
for this distinction is that the resolution of a pitchbend
message is substantially higher than that of a conventional
Controller message. The human ear is exceptionally
sensitive to deviations in pitch, so the higher resolution is
used because it relays pitchbend information more
accurately.

Program Change

These are MIDI messages that switch sound programs.
Program numbers 1 through 128 can be changed via
program change messages.

Release

An envelope parameter. The term “Release” describes the
descent rate of an envelope to its minimum value after a
trigger is terminated. The Release phase begins
immediately after the trigger is terminated, regardless of
the envelope's current status. For instance, the Release
phase may be initiated during the Attack phase.

Resonance

Resonance or emphasis is an important filter parameter. It
emphasizes a narrow bandwidth around the filter cutoff
frequency by amplifing these frequencies. This is one of
the most popular methods of manipulating sounds. If you
substantially increase the emphasis, i.e, to a level where
the filter begins self-oscillation, then it will generate a
relatively clean sine waveform.

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