Yamaha Electone EL-900, Руководство пользователя

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E nvel ope P ar am et er s
B y usi ng t he m odul at or s and set t i ng t hem t o var i ous out put l evel s, you
can cr eat e al l ki nds of sounds. T hese sounds w i l l be st at i c, how ever ,
unl ess you have t he out put l evel s change i n t i m e. T hat i s pr eci sel y w hat
an envel ope does. I t var i es t he out put of an O per at or i n t i m e so t hat you
can var y t he t one or t he l evel . I f t he out put of t he m odul at or changes, t he
t one w i l l change. I f t he out put l evel of t he car r i er changes, t he vol um e
w i l l change.
Key on Key off
AR D1R
D1L
D2R RR
OUTPUT
LEVEL
2 3
4
1
5 6
F eedback
T he out put of a m odul at or can al so be ci r cl ed back t o i t s i nput , al l ow i ng
i t t o m odul at e i t s el f as w el l as t he O per at or bel ow i t . T hi s i s cal l ed f eedback,
and i t adds har m oni c com pl exi t y t o t he t one. O per at or s usi ng f eedback
ar e i ndi cat ed by a l i ne t hat enci r cl es t he r i ght si de of t he O per at or .
F eedback cannot be di r ect l y cont r ol l ed; how ever , you can adj ust t he
par am et er s of O per at or s t hat have f eedback t o change t he char act er i st i cs
of t he f eedback sound.
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