User Manual

ARTURIA – ARP 2600 V – USER MANUAL 50
• The band pass filter (BP 12)
The band pass filter is a combination of the low pass and high pass: It eliminates
the frequencies on each side of the cut-off frequency.
The band pass filter
• The notch filter (Notch)
The notch filter coupe is the opposite of the band pass filter. It eliminates the
frequency band situated on both sides of the cut-off frequency.
The resonance can be used to accentuate the “hollow” of this frequency
band.
The notch filter
If you raise the resonance too high, the result of the filtering will no longer be
heard as the frequency band will be too big to allow efficient filtering.
4.1.4 The envelopes
Two in number, the modulation envelopes allow the evolution of the sound in
relation to the time.
The first envelope (ADSR) possesses four temporal periods which are performed
sequentially: the Attack time, Decay time, Sustain voltage and the Release
time. When the trigger input moves to active state (triggering of a note), the
envelope performs the sequences “Attack” followed by “Decay” and remains
in the “hold” state (Sustain) as long as the input trigger remains active. When it