SPL Transient Designer 2715 User Manual Download Page 7

RackPack: Transient Designer

7

The  new  Transient  Designer  provides  a  revolutionary  concept

  for 

level-independent  dynamic  processing.  In  this  it  differs  in  principle 
from  common  compressors  that  are  based  upon  processing  signals 
of a specific level. Working with the Transient Designer is very simple: 
Attacks can be amplified or attenuated and sustain may be prolonged 
or shortened. However, the possibilities for studio and live application 
are seemingly endless.

Technical foundation is 

SPL‘s Differential Envelope Technology 

(DET) 

which allows level-independent dynamic processing by calculating dif-
ferences  in  generated  envelopes.  These  envelopes  are  always  track-
ing the curve of the original signal to provide optimal results in every 
moment of the music. 

Thanks  to  the  level-independent  processing  DET  the  setting  of  a 
threshold  is  needless.  Other  common  controls  of  dynamic  process-
ing, such as ratio or parameters for time-constants are automated and 
optimized adaptively in a musical manner according to the characteris-
tics of the input signal.

So  only  two  controls  per  channel  are  required

  to  allow  the  user  to 

completely reshape the attack and sustain characteristics of a sound: 
attack can be amplified or attenuated by up to 15dB while sustain can 
be amplified or attenuated by up to 24 dB.

Thus, in a very obvious and simple way, the Transient Designer opens 
a whole new dimension in dynamic processing with entirely new, stun-
ning  and  vast  possibilities  for  dynamic  manipulation  and  processing 
that  cannot  even  be  duplicated  with  several  daisy-chained,  conven-
tional compressors or other dynamics devices.

A  new  feature  of  the  Transient  Designer  module  for  the  RackPack 
series  is  the 

output  gain  control

  that  enables  you  to  compensate 

changes  in  the  level  of  the  processed  signal.  This  ensures  a  simple 
and safe adjustment of levels for any following device – especially A/D 
converters.

The Transient Designer uses the excellently specified 

THAT 2181-VCAs

which are particularly natural and transparent sounding and renowned 
for minimal distortion values. The 2181 processes highest amplitudes 
without damping of high frequencies or reducing bass.

Each  channel  is  equipped  with  a 

relay  hard  bypass

  to  ensure  the 

switching audio signals directly from input to outputs in the case of a 
power failure. Signal flow is always maintained.

Introduction

 

Summary of Contents for Transient Designer 2715

Page 1: ...ic Envelope Processor RackPack Module Model 2715 LINK ON T R A N SIENT DESIGNER 2 7 1 5 dB dB S I G O V L 2 0 1 5 1 0 6 3 0 1 2 3 5 6 SUSTAIN 2 4 1 8 1 2 6 3 0 3 6 1 2 1 8 2 4 OUTPUT GAIN ATTACK 1 5 1...

Page 2: ...io Signal Processor Product RackPack Transient Designer Model 2715 Compliance Engineer Wolfgang Neumann Test Basis EN50081 1 1992 EN50082 1 1992 EN60065 1993 EN61000 3 3 1995 EN60065 2002 EN55013 2001...

Page 3: ...r Link Mode 12 Signal LED Overload LED 13 Applications 14 Drums Percussion 14 Drums Ambience 15 Guitars The Transfer Of Dynamic Structures 16 Bass Staccato vs Legato 17 The Re Invention Of Reverb 17 B...

Page 4: ...d out by qualified persons In the light of possible physical damage or injuries any manipulation is at your own risk In order to avoid any residual voltage the device should be disconnected from any p...

Page 5: ...achine and immediately contact a qualified technician when you think repairs are needed or when moisture or foreign objects may accidentally have gotten in to the housing or in cases when the machine...

Page 6: ...U AWARE OF IMPORTANT OPERATIONAL ADVICE AND OR WARNINGS THAT MUST BE FOLLOWED BE ESPECIALLY ATTENTIVE TO THESE AND ALWAYS FOLLOW THE ADVICE THEY GIVE The symbol of a lamp directs your attention to exp...

Page 7: ...channel are required to allow the user to completely reshape the attack and sustain characteristics of a sound attack can be amplified or attenuated by up to 15dB while sustain can be amplified or at...

Page 8: ...nsient Designer Rear Panel Connections Wiring or Mixer Insert Send Converter Output or Mixer Ins Return Converter Input Channel Split O U T P U T 2 OUT P U T 2 O U T P U T 1 OUT P U T 1 I N P U T IN P...

Page 9: ...Otherwise all inputs and outputs are balanced electronically Output 2 cannot be fit ted with a transformer It is actively decoupled and allows for the input signal to be split into two output signals...

Page 10: ...the operation of the ATTACK control please refer to Technology on page 19 cont The ATTACK control circuitry uses two envelope generators One follows the shape of the original curve and adapts perfect...

Page 11: ...on and explanation of the possible applica tions of the SUSTAIN control please refer to Applications page 14 cont Output Gain The OUTPUT GAIN control allows you to reduce the output signal by up to 22...

Page 12: ...u will find that the LINK LED of the master module will not illuminate This tells you that you have pressed the wrong LINK button since the controls of the master module control both devices in LINK m...

Page 13: ...ndicates that an audio signal reaches the input with a level above 20dB This LED helps the operator especially in complex setups to determine immediately whether the Transient Designer actu ally recei...

Page 14: ...lly the FX parts of too dry signals are strengthened Applied to single instruments or loops the Transient Designer allows you to create entirely new sounds and or effects The following examples are gi...

Page 15: ...hear a lot of unusual stereo movement Enjoy an amazingly simple integration of drum sounds into a mix If the acoustic level of a snare is expanded to approximately 4dB by increasing the attack value t...

Page 16: ...and with less ambience simply reduce SUSTAIN The Transfer Of Dynamic Structures This application requires two modules in the basic and four modules in stereo mode Feed a master module with a kick dru...

Page 17: ...ing of the reverb is strongly reduced whereas the sustain blossoms and seems almost endless obviously that will only happen if the decay of the reverb in the actual reverb device has been set to a suf...

Page 18: ...s Increase the ATTACK values to re gain a more natural response characteristic The sounds occupy less space in the mix and appear more identifiable even at lower volumes Post Production When dealing w...

Page 19: ...loud signals pianissimo to fortissimo are treated the same way Both ATTACK and SUSTAIN control circuitries operate simultaneously and don t affect each other The ATTACK Control Circuitry The ATTACK co...

Page 20: ...N Control Circuitry The SUSTAIN control circuitry also plays host to two envelope genera tors The envelope tracker Env 3 again follows the original waveform The envelope generator Env 4 maintains the...

Page 21: ...s the control voltage of the VCA Diagram 6 displays the processed waveforms with maximum and mini mal sustain to compare against the original waveform in diagram 4 Diagram 4 Generated Envelopes Sustai...

Page 22: ...ectronically balanced optionally transformer balanced Impedance ca 20kOhm Max Input Level 21dBu Outputs XLR connectors electronically balanced Output 1 optionally transformer balanced Output 1 Impedan...

Page 23: ...RackPack Transient Designer 23 Block Diagram...

Page 24: ...s from a softer and silky atmosphere without being emphasized Further advantages are aspects of improved operational safety gal vanic insulation excludes the transmission of damaging currents Electrom...

Page 25: ...call Settings LINK ON T R A N SIENT DESIGNER 2 7 1 5 dB dB S I G O V L 2 0 1 5 1 0 6 3 0 1 2 3 5 6 SUSTAIN 2 4 1 8 1 2 6 3 0 3 6 1 2 1 8 2 4 OUTPUT GAIN ATTACK 1 5 1 3 1 0 6 3 0 3 6 1 0 1 3 1 5 dB Art...

Page 26: ...RackPack Transient Designer Manual Transient Designer Modell 2715...

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