Yamaha Tyros2 Owner's Manual page 228

Appendix
Glossary
P
Path
Refers to the location of the folders and files currently indi-
cated on the LCD display.
Pop-up window
A "small" window that appears on the LCD display tempo-
rarily.
Program Change
A MIDI channel message that determines the voice number
by specifying the program number. Combining this with Bank
Select messages allows you to select any of the voices via
MIDI.
Preset
Preset Data supplied with the internal memory of the Tyros2
shipped from the factory. There are various types of Preset
data, such as Preset voices, Preset songs, Preset waves—as
opposed to User data, which is your own originally created
data.
R
RAM
An acronym for Random Access Memory that allows both
reading and writing of data. This can be used for the Edit
Buffer and the data created by editing or recording.
Reverb
Also called "reverberation," this refers to the sound energy
remaining in a room or closed space after the original sound
stops. Similar to yet different from echo, reverb is the indirect,
diffuse sound of reflections from the walls and ceiling that
accompany the direct sound. The characteristics of this indi-
rect sound depends on the size of the room or space and the
materials and furnishings in the room. Reverb Effect types use
digital signal processing to simulate these characteristics.
Right-hand section of the keyboard
The section of keys to the right of the split point, used to play
the RIGHT 1–3 voices.
Revoice
A function that changes the voice for each part or channel of
the selected style or song to one of the specially created voices
of the Tyros2.
ROM
An acronym for "Read Only Memory."
This type of memory can be read from but not written to or
erased. All preset data supplied with the instrument is con-
tained on ROM.
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S
Song Position
Refers to the place within song data at which playback is
started, being done, or where notes are input in step recording.
This is indicated in units of Measure (Bar), Beat, Clock.
U
Upper
A keyboard part played on the right side of the keyboard from
the split point for the voices instead of RIGHT 1, 2, and 3.
User
Refers to the data you create via various functions of the
Tyros2.
There are various types of User data, such as User voices,
User songs, User waves—as opposed to Preset data, which is
factory-programmed data built into the Tyros2.
V
Velocity
A parameter within the MIDI Note On message that conveys
the force of the note.
Vibrato
A quavering, vibrating sound that is produced by regularly
modulating the pitch of the voice.