Doepfer A-199 User Manual
doepfer
Leve l
Leve l
A-199
SPRV
System A - 100
1. Introduction
Module A-199 is a spring reverb module that simulates the reverb effect by means of 3 spiral springs. The
3-spring system
reverb because of the different properties of the three
springs. The A-199 implies some special features that
are not self-evident for spring reverb units:
Spring Reverb
used in the A-199 ensures a "dense"
A-199
Feedback
Pay attention to the power supply recommendation at
the end of this manual (page 6) if you are about to
plan an A-100 system that includes an A-199.
ext .
Feedb.
In
Rev e rb
Out
Mix
Out
Emphasis
Mix
The reverb signal can be fed back to the input using
the Feedback
springs similiar to the self-oscillation of filters is available. The feedback loop can lead even via external
modules like VCA, VCF, phaser, frequency shifter, vocoder, distortion/waveshaper, ring modulator and
others.
Another feature is the Emphasis
the adjustment of the accentuation of middle frequencies (around ~ 2kHz).
With the Mix
reverb signal appearing at the mix output is adjusted.
Using all these features very extreme and unusual effects can be generated with the A-199.
control. Even self-oscillation of the
control. This enables
control the relation between original and
1
A-199
Spring Reverb
System A - 100
doepfer
2. Overview
ext. Feedb.
Rev e rb
A-199
Spring Reverb
Audio
In
In
Out
Mix
Out
SPRV
10
0
10
0
10
0
10
0
Lev e l
Fee d back
Emphasis
Mix
➀
➁
➂
➃
Controls:
Level : Attenuator for the the audio
1
input signal at input !
Feedback
2
: Manual feedback control, resp.
attenuator for external feedback
signal at socket "
Emphasis : Control for accentuation of
3
middle frequencies ~ 2kHz
: Control for setting the relation
Mix
4
between original and reverb signal at mix output $
In- / Outputs:
Audio In : Audio input
!
ext. Feedback In
"
Reverb Out
§
Mix Out : Mix output containing both
$
: Input for external feedback
: Audio output pure reverb signal
original and reverb signal
(relation is adjusted with control
4)
2
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