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Topic: ADSR


  
  ADSR envelope - Wikipedia, the free encyclopedia
A synthesizer's ADSR envelope is a way to tailor a "voice" (the technical term is timbre) for the synth, sometimes to help it sound more like a mechanical instrument.
On older synthesizers, such as the Korg MS-20, a common variation on the ADSR was ADSHR (attack, decay, sustain, hold, release).
The ADSR was first specified by Vladimir Ussachevsky in 1965, then head of the Columbia-Princeton Electronic Music Center, while suggesting improvements for Bob Moog's pioneering work on synthesizers.
en.wikipedia.org /wiki/ADSR   (572 words)

  
 Envelope Generators
``ADSR" is an acronym for ``Attack, Decay, Sustain, Release", the four segments of the ADSR generator's output.
The ADSR generator reacts to these situations by canceling whatever remains of the attack and decay segments and continuing straight to the release segment.
Also, an ADSR generator may be retriggered ``on" before the release segment is finished or even during the attack, decay, or sustain segments.
www-crca.ucsd.edu /~msp/techniques/latest/book-html/node59.html   (526 words)

  
 Internet Archive: ADSR Recordings
Adsr was started in 2005 as an outlet for experimental musical and graphical artists from Nottinghamshire to showcase their work.
ADSR Recodings is primarily a net label, which means that we offer music that is available exclusively through free mp3 downloads, and we will also be offering the occasional CDR release as well.
ADSR Recordings is a non-profit project, and any earnings made from the sale of releases and other merchandise is applied towards web site hosting fees, any artists involved and future physical release projects.
www.archive.org /details/adsr   (170 words)

  
 RESULTS
If ADSRs have adverse effects on the adjustment of gay /bisexual males, it would be expected that, in comparison with controls, ADSR subjects should have lower self-esteem and greater difficulty in attaining a positive sexual identify (i.e., the age of achieving this milestone should be delayed).
The narratives generally provide information on the context in which the ADSRs occurred, the level of familiaity between the partners, the frequency and duration of the sexual relationships, the types of sex involved, subjects' reactions, and their level of consent.
Three quarters (76%) had already labeled their interests "homosexual" or "gay" before the ADSR occurred (16% labeled their interests in the same year as the ADSR) -- mean age of labeling was 12.52 (SD = 3.02), with a range from 7 to 18.
home.wanadoo.nl /ipce/library_two/rind/rgb_results.htm   (1184 words)

  
 ADSR envelope generator
This prevents the ADSR generator from launching its decay segment after launching its release segment.
There are six control inlets: the first to trigger the ADSR generator, and the others to update the values of the five parameters.
Furthermore, the ADSR generator may be reset to zero by sending a negative trigger (which also generates an onset).
crca.ucsd.edu /~msp/techniques/latest/book-html/node69.html   (437 words)

  
 Events - ADSR - University of Central Lancashire
ADSR is a short film with a slightly experimental narrative derived from elements of sound design and quantum physics, namely sound envelope shaping and self oscillation.
Theo (Simon Cowling), a strange and paranoid young man at the brink of a sensational discovery is attacked by an even stranger man (Mark Sandwell).
ADSR is a BandW film, shot entirely tapeless with a heavily modified cctv micro camera mounted on a finger/body rig.
www.uclan.ac.uk /news/events/files/adsr.htm   (231 words)

  
 CSL: csl::ADSR Class Reference   (Site not responding. Last check: 2007-10-11)
ADSR (float t, CPoint *i, CPoint *a, float d, float s, CPoint *r)
ADSR (float t, float a, float d, float s, float r)
ADSR (float t, float i, float a, float d, float s, float r)
www.create.ucsb.edu /CSL/doxygen/classcsl_1_1_a_d_s_r.html   (105 words)

  
 WaveWarp Component Library-- Signal Generators-- ADSR Envelope
This type of envelope is often used for shaping the amplitude of the output of an oscillator (or wavetable generator) in order to create synthetic musical notes with realistic transient characteristics.
Although ADSR envelopes are typically used for shaping musical notes, this is by no means the only useful application.
The characteristics of the ADSR envelope are adjustable via the Parameter Window, as summarised in the following table.
www.soundslogical.com /support/wavewarp/documentation/english/documentparts/ADSR_Envelope.html   (1312 words)

  
 Oakley Voltage Controlled ADSR/VCA Module
This highly useful circuit implementation hardwires the ADSR generator to the control input of the VCA.
The ADSR is operated by a gate signal, but can also be triggered by slow rising CVs too due to the built in schmitt trigger function.
The ADSR Upgrade module uses the 'Four pot' PCB which is also used on some other Oakley modules.
www.oakleysound.co.uk /vc-adsr.htm   (910 words)

  
 adsr, madsr, xadsr, mxadsr   (Site not responding. Last check: 2007-10-11)
This means adsr is not suitable for use with MIDI events.
The opcode madsr uses the linsegr mechanism, and so can be used in MIDI applications.
The opcodes xadsr and mxadsr are identical to adsr and madsr, respectively, except they use exponential, rather than linear, line segments.
www.csounds.com /man/siggen/adsr.htm   (100 words)

  
 Synthmaker's documentation
The ADSR is triggered when a note plays and finishes when a note is released.
The output from the ADSR is a shaping signal.
When the ADSR is connected into a Poly section (usually by multiplying it by an input signal) the ADSR will generate a shaping signal on the channel for each note that is being played.
www.synthmaker.com /docs/view.php?id=98   (230 words)

  
 WaveWarp Example DrawingBoard-- Modulation-- ADSRspeedPlaybackPanner
This illustrates the use of the ADSR Envelope generator for simultaneously controlling the speed and stereo panning of an audio
The ADSR Envelope gives out a signal between 0 and 1 which is used to directly modulate the panning (via the Multiply
ADSR Envelope is configured such that the file plays at the normal speed most of the time, and suddenly speeds up for short
www.soundslogical.com /support/wavewarp/documentation/english/documentparts/ADSRspeedPlaybackPanner.html   (185 words)

  
 Analog Box 2 Help
In ABox ver 2.32 the ADSR algorithm was adjusted for more accurate timing.
As there was no interpolation in previous versions, the ADSR time span was slightly different than that specified at the T input.
For the sake of backwards compatability, all old versions of the ADSR are preserved and use the previous algorithm.
www.andyware.com /abox2/help/113_adsr.html   (166 words)

  
 Synth Schematics --::-- Envelope Generator ADSR   (Site not responding. Last check: 2007-10-11)
The second image shows a much simpler ADSR which uses a 555 timer IC to do nearly all what is needed.
It is preceeded by a transistor circuit which buffers the input and generates a short pulse which is needed to trigger the timer.
Unlike the first circuit the attack portion of the ADSR goes immideately to decay when the gate goes low.
www.uni-bonn.de /~uzs159/adsr.html   (161 words)

  
 adsr   (Site not responding. Last check: 2007-10-11)
adsr -- Calculates the classical ADSR envelope using linear segments.
Calculates the classical ADSR envelope using linear segments.
Here is an example of the adsr opcode.
www.kevindumpscore.com /docs/csound-manual/adsr.html   (223 words)

  
 GarageBand ADSR Envelope
Neither "ADSR" nor "Envelope" are really such big words, nor are they very scary, but if you've never seen them used together they might seem intimidating.
ADSR isn't a word, actually, it's just a short way of referring to Attack, Decay, Sustain, and Release, which again are not such big words, and other than "Attack" not very scary, but meaningless if you've never encountered them before.
Most instruments have a fairly short release time, but Synth Pads, in particular, may have a very long release time so the notes may keep playing for a couple of seconds after you've released the key.
www.thegaragedoor.com /back/adsr.html   (362 words)

  
 Learn how to build synth patches with the Arturia ARP2600 V— Read the Remix tech feature about synth patch building.
If the ADSR faders are set to their lowest values, this won't affect the sound, but as soon as you start moving them around, an effect on the sound will be heard.
For example, if you connect the Saw of VCO1 to the ADSR inputs on VCO2 and VCO3 and raise their corresponding pots, an interesting blend of roughness enters the sound.
If you raise the pots in the VCA section for VCF and Lin ADSR to maximum and do the same for the VCA in the Mixer section, you have the same tone and volume as before adding the amplifier to the chain.
remixmag.com /mag/remix_construction_kit   (1583 words)

  
 A-140
Verwandte Module sind der 4-fach-ADSR A-143-2, der spannungsgesteuerte ADSR A-141 und das spannungsgesteuerte Decay/Gate-Modul A-142.
As soon as the gate input receives sufficient voltage, the ADSR generates a variable voltage, changing in time, called an envelope.
Related modules are the 4-fold ADSR A-143-2, the voltage controlled ADSR A-141 and the voltage controlled Decay/Gate module A-142.
www.doepfer.de /a140.htm   (392 words)

  
 Nabble - adsr with midi   (Site not responding. Last check: 2007-10-11)
Assuming linen is a good way to go--I am wondering if adsr is better--
so linenr would be the one you want, or madsr, which is adsr adapted to midi.
adsr is just a packaged version of linseg.
www.nabble.com /adsr-with-midi-t2608845.html   (798 words)

  
 ADSR: Core vs. Primary - NI Forums
The "getting in there to tweak" may seem trivial, but one of the most common things to change in an ADSR is the shape of the curve - linear vs. log vs exponential.
Another thing to consider is the fact that the core ADSR has no visible mode to display the envelope.
I think the real reason it was included, however, is that it's a common function, and everyone understands what it's supposed to do, so it makes a good tutorial for how to build using core.
www.native-instruments.com /forum/showthread.php?t=28375   (1207 words)

  
 KVR: ADSR - Linear vs. Exponential
I've written an ADSR class that uses a linear approach instead of an exponential one, i.e.
One thing that I've noticed when I use the ADSR to modulate the amplitude of an oscillator is that when I set the sustain to zero and the decay to some value, e.g.
The approach I have taken is that all my modulators just work with values in the range 0-1 and my ADSRs just generate values linearly, however when I apply these volume values to the signal, I cube the values before applying.
www.kvraudio.com /forum/viewtopic.php?p=2277089   (2470 words)

  
 ADSR - Attack, Decay, Sustain, Release
Attack, Decay, Sustain and Release are used to program Waveforms and Envelopes behaviour.
This form of envelope generator continues to be popular on modern instruments.
Every attempt has been made to provide you with the correct acronym for ADSR.
www.auditmypc.com /acronym/ADSR.asp   (512 words)

  
 [No title]
Envelope generators provide a source of voltage that is shaped like a common amplitude envelope.
The gate input is used to initiate the ADSR envelope.
The following assumes the gate is maintained throughout the attack, decay and sustain cycles.
www.musicfromouterspace.com /analogsynth/ADSR001/ADSR001.html   (922 words)

  
 [No title]
Probably not, but I had some spare CMOS stuff laying around....so I tried to see if I could come up with low parts, build-it-quick ADSR with a few extra features.
If anyone is interested, I have a wiring diagram, email me if you want to see it and I will scan it and post.
Next, use the "extra" 4555 outs to light up LED's, or buffer the outputs and tie them to jacks on the front panel to have other modules do tricks based on what this ADSR is doing.
www2.charlielamm.com /synth/adsr2.php3   (714 words)

  
 adsr.html
The ADSR envelope can create sounds that have an initial tonguing sound or click.
For example you might hear the click of the plectrum on the string at the start of the note when an acoustic guitar is playing.
Well, the character of a sound is greatly affected by the harmonic content but the timbre is also affected by any changes in level and pitch while the sound is heard.
www.teachnet.ie /amhiggins/adsr.html   (897 words)

  
 ADSR Envelope Generator
For an introductory discussion on envelope generators and their uses, please refer to appendix 3 at the back of this manual.
The RS60 Envelope Generator is a flexible EG that generates a four-stage ADSR voltage envelope that varies from 0V to +10V.
The STD (standard) setting is the normal mode of operation for conventional ADSR envelope generation using a Gate pulse to initiate and hold the envelope.
www.analoguesystems.co.uk /modules/rs60.htm   (1355 words)

  
 ADSR Marketing/Public Relations - Post Card Services   (Site not responding. Last check: 2007-10-11)
ADSR Marketing/Public Relations offers a top quality traditional marketing tool for Direct Mail...the Post Card, the standard size post card, 4.25" x 6".
The images need to be sent to ADSR Marketing/Communications on CD or Zip Disk.
If the image files are less than 1 meg in size, they can be sent via e-mail to contact@adsrmarketingpublicrelations.com.
www.adsrmarketingpublicrelations.com /postcards.htm   (141 words)

  
 Quad ADSR
Module A-143-2 is a four-fold ADSR type envelope generator.
To obtain a pseudo LFO simply the EOD or EOR output has to be connected to the Gate input of the same ADSR.
EOD or EOR of the above ADSR to the Gate input of the succeeding sub-module).
www.doepfer.de /a1432.htm   (740 words)

  
 adsr for filter - Future Producers   (Site not responding. Last check: 2007-10-11)
You can think of the adsr envelope as one general model of controlling a certain parameter inside a given device (software "device" or a hardware one), during a given timeframe.
An adsr envelope can, for example, control the value of the filter cutoff frequency.
Consequently, in many filters you can specify the percentage of the adsr effecting the initial cutoff setting, and if you specify a negative percent value, the assigned envelope will lower the cutoff frequency the further the attack rises, making the sound duller during the attack phase.
www.futureproducers.com /forums/showthread.php?p=47313194   (919 words)

  
 aDsr - Dyslexie Suisse-romande - statuts, objectifs, historique, adhésion
aDsr - Dyslexie Suisse-romande - statuts, objectifs, historique, adhésion
L'association Dyslexie suisse romande (aDsr) a été créée en 1996 par un groupe de parents d'enfants dyslexiques qui ont décidé d'unir leurs efforts pour que les difficultés de leurs enfants soient prises en compte, que leur « différence » soit reconnue et que leur parcours scolaire soit moins douloureux.
La Verband Dyslexie Schweiz existait depuis 1994 à Zürich et a offert son soutien pour la mise en place de l'association.
www.adsr.ch /index.php?page=association   (693 words)

  
 ADSR   (Site not responding. Last check: 2007-10-11)
Release is like decay except that the fade away of the sound happens when the note on the keyboard has been released, or is no longer been held down.
On Dr Rex there are two ADSR envelopes.
Understanding what they do is a lot easier by just playing with then.
www.angelfire.com /music6/zedgizzel/Adsr.htm   (160 words)

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