# DX7 for Organelle

**URL:** <https://forum.critterandguitari.com/t/dx7-for-organelle/5560>\
**Category:** Organelle\
**Created:** [February 17, 2020, 2:16pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560 "2020-02-17T14:16:35Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![Fuzzy\_spacebear](https://avatars.discourse-cdn.com/v4/letter/f/e9a140/32.png) [@Fuzzy\_spacebear](https://forum.critterandguitari.com/u/Fuzzy_spacebear)\
**Post date:** [February 17, 2020, 2:16pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/1 "2020-02-17T14:16:35Z")

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I’ve just updated to OS4.0 and wanted to try out the DX7 emulation from super collider.  
However it’s being sneaky and won’t work. After putting the zip file in patches and instaling it two files appear (dx7.afx and dx7.sfc) and I’ve put them in their own file (DX7.sc) however it says no presets available.

I’ve tried technobears simple poly on super collider but found that also does not work / produce a sound.

Is super collider working on OS4 or is there something I need to do to get it to work?

Alternativey I tried Shreeswiftys OX7 but sadly this also does not make a sound, yet all of the presets are present which is super sad as it looks mighty incredible.

Anyone got any thoughts?

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**Author:** ![thetechnobear](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/thetechnobear/32/42_2.png) [@thetechnobear](https://forum.critterandguitari.com/u/thetechnobear)\
**Post date:** [February 17, 2020, 4:37pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/2 "2020-02-17T16:37:02Z")

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> [@Fuzzy\_spacebear](#):
>
> I’ve tried technobears simple poly on super collider but found that also does not work / produce a sound.

hmm, i’ll have to give it a go… I’ll admit I just launched SC to see it was there, I didn’t test it,  
perhaps its missing some configuration?  
on my simply poly, is the display coming up on the oled? pots working?

also are you using an organelle-m or organelle-1?

can you also point me to the original dx7 emulator you tried.

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**Author:** ![Fuzzy\_spacebear](https://avatars.discourse-cdn.com/v4/letter/f/e9a140/32.png) [@Fuzzy\_spacebear](https://forum.critterandguitari.com/u/Fuzzy_spacebear)\
**Post date:** [February 17, 2020, 4:55pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/3 "2020-02-17T16:55:01Z")

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Hey hey,  
I’m using the Organelle-M  
On the simply poly the only things visible on my OLED is the Input / Output and battery. The pots don’t do anything sadly. Tried full turns and using the aux just in case.

As for the DX7 emulator it was on patchstorage

> **[Accurate Yamaha DX-7 Emulation Using Supercollider | Patchstorage](https://patchstorage.com/accurate-yamaha-dx-7-emulation-using-supercollider/)**
>
> This project aims to emulate the Yamaha DX-7 synthesizer. It almost perfectly emulates the original DX-7 unit. Blind test between original unit and emulations are…

I wish I could be more useful with understanding code to try help in some way.

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**Author:** ![thetechnobear](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/thetechnobear/32/42_2.png) [@thetechnobear](https://forum.critterandguitari.com/u/thetechnobear)\
**Post date:** [February 17, 2020, 5:14pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/4 "2020-02-17T17:14:26Z")

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ok, Ive tested here…

organelle-1 is working fine… (you knew i was going to stay that didnt you ;))

the organelle-m install has a few issues  
its got supercollider installed in a different place to the organelle-1, and its missing jack.  
these can be fixed, by entering the following on the command line (of organelle)

```auto
sudo ~/scripts/remount-rw.sh;sudo ln -s /usr/bin/sclang /usr/local/bin/;sudo ~/scripts/remount-ro.sh 
sudo ~/scripts/remount-rw.sh; sudo apt-get install jackd; sudo ~/scripts/remount-ro.sh
```

this gets supercollider working, and fired up from menu correctly…

but then Im seeing the following error:

```auto
music@organellem:/tmp/patch $ compiling class library...
QXcbConnection: Could not connect to display 

```

I need to see if i can find a way around this, I thought -D would prevent this - but it doesn’t,  
and Ive a nasty feeling when I compiled Supercollider for organelle-1 I used some extra compiler flags to prevent it requiring an X display… so i need to go review that too ☹

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<div class="post-metadata">

**Author:** ![Fuzzy\_spacebear](https://avatars.discourse-cdn.com/v4/letter/f/e9a140/32.png) [@Fuzzy\_spacebear](https://forum.critterandguitari.com/u/Fuzzy_spacebear)\
**Post date:** [February 17, 2020, 5:23pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/5 "2020-02-17T17:23:02Z")

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Hahah, it had to be. It’s all good though, I’m super excited that you found out what was causing the issue so quickly 🙂

No need to rush it, you do way more than enough for everyone here. So whenever you get the chance to review it and send feedback is more than enough for me. Thanks again for the speed coding.

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**Author:** ![thetechnobear](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/thetechnobear/32/42_2.png) [@thetechnobear](https://forum.critterandguitari.com/u/thetechnobear)\
**Post date:** [February 17, 2020, 6:21pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/6 "2020-02-17T18:21:24Z")

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k, yeah… the issue is we need Supercollider compiled without QT support, otherwise it requires a display

there is a workaround by install xvfb (a virtual ‘screen’), and then running this in the background  
e.g.

```auto
sudo apt-get install xvfb
export DISPLAY=:0
Xvfb :0 -ac -screen 0 1280x1024x16 &

```

the last 2 lines need to be run before any SC patch

but really this is not the preferred route, really we should build supercollider with QT off.

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**Author:** ![Donnerbono](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/donnerbono/32/111_2.png) [@Donnerbono](https://forum.critterandguitari.com/u/Donnerbono)\
**Post date:** [February 21, 2023, 8:11pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/7 "2023-02-21T20:11:26Z")

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A Faust coded version I’ve ported onto Organelle.

> **[Faust's DX7 | Patchstorage](https://patchstorage.com/fausts-dx7/)**
>
> Faust's DX7 code that works off DX7 presets too. So this is just 32 presets...

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**Author:** ![Donnerbono](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/donnerbono/32/111_2.png) [@Donnerbono](https://forum.critterandguitari.com/u/Donnerbono)\
**Post date:** [February 23, 2023, 10:29pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/8 "2023-02-23T22:29:01Z")

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Updated a bit.

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**Author:** ![alanca](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/alanca/32/5791_2.png) [@alanca](https://forum.critterandguitari.com/u/alanca)\
**Post date:** [February 24, 2023, 9:54pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/9 "2023-02-24T21:54:46Z")

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thanks for this patch, it’is awesome!! just to mention, i’`m experiencing a little disadvantage (if not a bug) with the new update that has a release instead of reverb, which is that some presets while the release on (like koto for example), the notes take a time to turn completely down and until that, if you keep playing the keys, there’s no sound coming out of it.  
thanks again, it sounds incredible!

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**Author:** ![Donnerbono](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/donnerbono/32/111_2.png) [@Donnerbono](https://forum.critterandguitari.com/u/Donnerbono)\
**Post date:** [February 24, 2023, 10:25pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/10 "2023-02-24T22:25:40Z")

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Aux button flips between attack / release and chorus / reverb for knobs 3 and 4. A long release can create polyphony issue as only 6 notes. Try with release all the way down and it will be same as 1st version?

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**Author:** ![xhg](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/xhg/32/5320_2.png) [@xhg](https://forum.critterandguitari.com/u/xhg)\
**Post date:** [February 25, 2023, 3:29pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/11 "2023-02-25T15:29:17Z")

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Does this have any dependencies or the like? It does not work an my Organelle M, OS 4.0. The patch loads but encoders do not change most values.

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**Author:** ![Donnerbono](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/donnerbono/32/111_2.png) [@Donnerbono](https://forum.critterandguitari.com/u/Donnerbono)\
**Post date:** [February 25, 2023, 5:18pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/12 "2023-02-25T17:18:28Z")

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Try downloading again. Half the files in the zip folder had the right names but zero bytes somehow. That’s a new one on me…

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**Author:** ![xhg](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/xhg/32/5320_2.png) [@xhg](https://forum.critterandguitari.com/u/xhg)\
**Post date:** [February 27, 2023, 4:33pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/13 "2023-02-27T16:33:21Z")

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Now everything works perfectly. Thank you very much for sharing this fun patch!

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**Author:** ![Donnerbono](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/donnerbono/32/111_2.png) [@Donnerbono](https://forum.critterandguitari.com/u/Donnerbono)\
**Post date:** [February 27, 2023, 9:02pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/14 "2023-02-27T21:02:11Z")

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Yeah, then I go and update it again which is bound to have broken something!

Now has 8 note polyphony, effects I like more, and should be more stable as using multi processor cores (so only works on Organelle M). Learned a new trick 🙂 Fingers crossed it works ok for others.

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**Author:** ![alanca](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/alanca/32/5791_2.png) [@alanca](https://forum.critterandguitari.com/u/alanca)\
**Post date:** [February 27, 2023, 9:56pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/16 "2023-02-27T21:56:07Z")

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hi! the last multicore version uploaded on patchstorage is not working. also it doesn’t show the presets neither the “transpose” parameter, and the aux button doesn’t work. i’ve tried to install it twice, each time with the zip file downloaded again from patchstorage.

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**Author:** ![Donnerbono](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/donnerbono/32/111_2.png) [@Donnerbono](https://forum.critterandguitari.com/u/Donnerbono)\
**Post date:** [February 28, 2023, 7:49am UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/17 "2023-02-28T07:49:35Z")

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What Organelle do you have (needs a quad core)? Could well be an error that I can’t replicate though.

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**Author:** ![alanca](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/alanca/32/5791_2.png) [@alanca](https://forum.critterandguitari.com/u/alanca)\
**Post date:** [February 28, 2023, 2:46pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/18 "2023-02-28T14:46:27Z")

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I’m on an Organelle M with the las os update 4.2. Till the previous version every update worked without any problem. I will make a video and upload it here, it may be helpful i think

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<div class="post-metadata">

**Author:** ![alanca](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/alanca/32/5791_2.png) [@alanca](https://forum.critterandguitari.com/u/alanca)\
**Post date:** [February 28, 2023, 2:55pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/19 "2023-02-28T14:55:17Z")

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> **[faustdx7.mp4](https://drive.google.com/file/d/1udgIAi07kzcmSmUp-3thldsuFOUT_fqW/view?usp=sharing)**
>
> Google Drive file.

i’ve installed the previous version and it works perfect. i will check with vnc to see if the console of pd shows any error.

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<div class="post-metadata">

**Author:** ![alanca](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/alanca/32/5791_2.png) [@alanca](https://forum.critterandguitari.com/u/alanca)\
**Post date:** [February 28, 2023, 3:39pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/20 "2023-02-28T15:39:03Z")

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Well, something strange just happened. When I open the patch while on VNC mode, it opens and works just fine, but if I try it again with VNC off, it doesn’t work as it is showed on the video before.  
I don’t have a clue of what the problem might be, but also I noticed that after opening the patch, I had problems to turn the VNC off, it gets stuck on the process of turning off and I had to turn the organelle switch off. It happened twice, and then I made the test of VNC but this time opening another patch instead of FaustDx7, and I could turn VNC off normally… hope all this can help.  
Also, is anyone else experiencing the same problem? maybe if another user of Organelle M with 4.2 test it, it could help to find out what’s happening.

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<div class="post-metadata">

**Author:** ![nicolasbulb](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/nicolasbulb/32/3731_2.png) [@nicolasbulb](https://forum.critterandguitari.com/u/nicolasbulb)\
**Post date:** [February 28, 2023, 3:52pm UTC](https://forum.critterandguitari.com/t/dx7-for-organelle/5560/21 "2023-02-28T15:52:30Z")

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With my Organelle 1 and under os 4.1, it’s the same. The previous version was working fine though.

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