
doepfer
System A - 100
Analog / Trigger Sequencer
A-155
11
fig. 4
: controlling decay time in a VC-ADSR
In fig. 4 the lower analog CV row controls the
decay
time of a VC-ADSR
. This in turn controls the cut-off
frequency of a VCF, and so produces filter accents of
different lengths.
1
2
3
4
5
6
7
8
VCO
Clock
Trig. 1
Post Out 1
Pre Out 2
VCF
VC-ADSR
Decay
A-155