Yamaha QY70 Owner's Manual - Page 73
EG Envelope Generator Controls, A Attack Time, D Decay Time, R Release Time
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The Song Voice Mode q EG (Envelope Generator) Controls The envelope generator controls affect the level "envelope" of the sound - i.e. its attack, decay, and release times. Plotted against time, the level envelope looks something like this. Attack Decay , Release 6 A (Attack Time) Adjusts the attack portion of the envelope generator curve from "-64" through "0" to "+63". Negative values pro- duce a faster attack while positive values produce a slower attack. The graphic envelope generator curve will shift to indicate the current setting (the heavy default setting curve will also remain on the display). D (Decay Time) Adjusts the decay portion of the envelope generator curve from "-64" through "0" to "+63". Negative values produce a faster decay while positive values produce a slower decay. The graphic envelope generator curve will shift to indicate the current setting (the heavy default setting curve will also remain on the display). R (Release Time) Adjusts the release portion of the envelope generator curve from "-64" through "0" to "+63". Negative values produce a faster release while positive values produce a slower release. The graphic envelope generator curve will shift to indicate the current setting (the heavy default setting curve will also remain on the display). 71