Oi Ce Edi T I Ng B Asi Cs - Yamaha Electone EL-900 Owner's Manual

6 V oi ce Edi t i ng B asi cs
T he E L -900 E l ect one uses a versat i l e t one generat i on syst em devel oped
by Y am aha t hat i s capabl e of produci ng an except i onal l y w i de range of
voi ces. T o be m ore speci fi c, t he syst em uses i ndi vi dual sound sources
t hat ﾒm odul at eﾓ each ot herﾕs frequenci es and t hus creat e com pl ex sounds
not possi bl e by t he ordi nary m i xi ng of t hose sound sources.
1) O perators
There are t w o t ypes of O perat ors: t he one i s t he sophi st i cat ed A W M O perat ors
t hat are t he backbone of t he E l ect oneﾕs aut hent i c voi ces, t he ot her i s cal l ed
FM O perat ors. A n FM O perat or i s a sound generat or t hat produces one very
si m pl e t ype of sound: a pure si ne w ave. A si ne w ave by i t sel f i s not very
i nt erest i ng t o l i st en t o; how ever, w hen one si ne w ave i s used t o m odul at e a
second si ne w ave, t oget her t hey resul t i n a new , com pl ex w aveform .
AWM Operators
Sampling
2) M odul at ors, C arri ers and A l gori t hm s
T he t op O perat or, w hi ch sends t he m odul at i on si gnal i s, not surpri si ngl y,
cal l ed t he m odul at or. T he bot t om O perat or, w hi ch recei ves or ﾒcarri esﾓ t he
m odul at ed si ne w ave and out put s t he resul t i ng sound, i s cal l ed t he carri er.
T he com pl exi t y or bri ght ness of t he sound depends on t he out put l evel of t he
m odul at or.
T hi s ki nd of arrangem ent i n w hi ch O perat ors are ﾒst ackedﾓ t oget her i s cal l ed
an al gori t hm . W i t h ei ght si ne w ave O perat ors avai l abl e for st acki ng, t he vari ous
al gori t hm s can produce a w i de vari et y of sounds.
Voice Algorithm Examples
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FM Operator
Modulator
Modulators
Carrier
Carrier
Modulators
Carriers
Structure of the Operators
AWM FM Operators FM Operators
1~4
Modulator
Carriers
5~8
8
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