Author
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Virus TI - Signal Routing
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Jeto
Jeto
Started Topics :
258
Posts :
3252
Posted : Oct 15, 2008 21:14:36
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Hi Guys,
I currently have my virus TI connected via USB to my PC running Cubase 4. I am using the Audio Kontrol 1 as a sound card. I have the outputs 1 L & R of the Virus TI going to the inputs of the Audio Kontrol 1.
I setup a MIDI track with the Virus Control. I make a new audio track. I want to be able to record what I am playing to this new audio track. I change to Output 1 L&R in the Common section of the Virus Control. However I'm not getting any signal on my Audio Track. It would be nice to be able to to record the synth realtime. I have a feeling since the USB is connected thats not allowing the signal to pass. Any tips?
  https://www.djjeto.com |
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Partzi Floch
Started Topics :
6
Posts :
126
Posted : Oct 15, 2008 22:25
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think your method should work though the virus sounds will be delayed a little bit. did you check all the small obvious things that we all forget ? (like, monitor enable on the recording track and the volume knob on the virus ?) |
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Alex - Aural Invasion
Aural Invasion
Started Topics :
37
Posts :
514
Posted : Oct 16, 2008 01:04
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Tip: In the left side of virus control where you see all the 16 parts, there's a button with a 'D' on. When you want to make a part that's routed to USB outputs go to 'OUT 1 L+R' instead, then just hit that button, and again when finished. Nifty little feature so you don't have to go all the way to the common page just for that
Anyways, seems you've set it up correct like Partzi says.
  myspace.com/auralinvasion
reverbnation.com/auralinvasion
www.aural-invasion.com |
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Wire_Conex
IsraTrance Junior Member
Started Topics :
25
Posts :
58
Posted : Oct 16, 2008 05:09
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I got i Virus TI Snow.
There is no away to use Filters, efects or any kind of thing that will send audio to Virus send its back via USB.
You must use the Virus Input. Disappointing I know, but that still the only way |
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gutter
Inactive User
Started Topics :
54
Posts :
3018
Posted : Oct 16, 2008 10:34
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have you checked the Audio Control mixer routing, maybe youve done something wrong in there too and the signal does not pass through, so you dont hear it (also in the VST connections, make a Bus to take the signal from the Audio Control's inserts where you have connected the Virus)
I dont have a TI, but as far as i know the best on it, is that it has Digital Outputs, so if you audio interface has Digital in/outs too, it is much better to connect it with those
cause you pass the DA converters of the TI, maybe you wont hear tOO much difference, but there is difference since you jump a step of AD/DA ..
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subconsciousmind
SCM
Started Topics :
37
Posts :
1033
Posted : Oct 17, 2008 00:55
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Cubase has a cool feature for this case.
Go to the connections window of cubase (where you can create input/output buses etc.)
There you have a tab called "external instrument" go there, click the plus, create a new external instrument. If you want two mono viruses create two mono instruments, if you want one stereo virus create one stereo instrument. leave out the "connect to mididevice". Name it "Virus Out 1L/R" or whatever it is.
Once the instrument is created assign it to the appropriate inputs of your soundcard.
Go to the project window. open up vst instruments (F11) there you will find a new plugin folder "external instrument" and within that your Virus. Open it.
The external virus is now connected to cubase and inserted like a vst instrument.
Create a miditrack. Point it to "virus TI". press key. you have sound.
You don't have to record the virus. if you want it audio, simply do a normal mixdown.
If you want to record it realtime you can do with cubase 4.5 since you got "free routing" Simply send the virus to a bus. name the bus "virus". then create an audio track. make sure the audio track has no send effect in the slots (disabling them is not enough) and has no output bus (that for cubase to be sure there is no feedback). then select the "virus" bus as an input for the audiotrack. arm "rec" and press record. its recording the virus. That way you can also record the USB audio signal from the virus to an audiotrack. actually ANY signal within cubase. Even the master bus. (if you make sure there is no feedback possibility, otherwise cubase will restrict it)
By the way 1: If you want to hear the input of an audio track in realtime you have to press the little speaker button of the audio track and of course arm the rec button (little red button at each track) - that was maybe why you didn't hear anything.
By the way 2: If you insert the virus (or any external synth) as an external instrument AND assign it to a mididevice (creation of that is simply assigning a midi out to a "mididevice") cubase will automatically latency compensate this external instrument by shifting the miditrack so that its all in sync. - this is not neccessairy with the virus, since it is latency compensated already. due to cirus control.
Hope that helps.  Most of my music for you to download at:
http://www.subconsciousmind.ch |
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realtime
Started Topics :
5
Posts :
350
Posted : Oct 17, 2008 23:51
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why not just select USB1 L+R as output for all parts in virus control common tab?
optional USB2/USB3, if more streams are required.
quick and dirty, but works.  http://www.myspace.com/realtimeproject |
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subconsciousmind
SCM
Started Topics :
37
Posts :
1033
Posted : Oct 18, 2008 00:04
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Quote:
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On 2008-10-17 23:51, realtime wrote:
why not just select USB1 L+R as output for all parts in virus control common tab?
optional USB2/USB3, if more streams are required.
quick and dirty, but works.
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? aahm.. mixing? inserts for each part, send effects etc.
Much more confortable than doing it in the virus.
I have my TI connected via usb and analog. gives me a total of 4 stereo and 4 mono inputs into cubase. comfortable mixing.
  Most of my music for you to download at:
http://www.subconsciousmind.ch |
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Get-a-fix
Getafix
Started Topics :
147
Posts :
1441
Posted : Oct 18, 2008 06:53
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subconsciousmind
SCM
Started Topics :
37
Posts :
1033
Posted : Oct 18, 2008 09:50
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Hmm...
When I had the Virus the first week I once did a comparison and I thought there was a difference between analog and USB via my fireface.. Access denies any difference, I didn't try again... maybe I should... I'll try it out today.
  Most of my music for you to download at:
http://www.subconsciousmind.ch |
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ufolog
Started Topics :
5
Posts :
31
Posted : Oct 20, 2008 07:12
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any result, SCM?) |
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hugaw
Started Topics :
7
Posts :
319
Posted : Oct 20, 2008 09:53
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Quote:
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On 2008-10-18 06:53, Get-a-fix wrote:
SCM have you noticed any difference in quality when bouncing down via the USB versus the analog outputs?
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depends of your soundcard. If u use analog outs you'll have to go through the A/D conversion of your soundcard. If u go USB, sound stays digital and there's no loss.
So if u have M-audio, go usb and if u have Apogee, go analog ^^
I thought it might be phatter by the analog outs, but i'm finally happy with usb.
  Psy stuff : myspace.com/neyaprod
Non-psy stuff : myspace.com/cheaperbits
french psy production forum : http://www.hadra.net/forum/viewforum.php?f=18 |
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subconsciousmind
SCM
Started Topics :
37
Posts :
1033
Posted : Oct 20, 2008 17:46
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So,
I tested it with my Fireface 800
result: I have no obvious difference. I hear maybe something.. very small. neglectable in any case.
This is all down to the converters of your interface. If you don't need a lot of outputs of your virus ALWAYs go USB, since you avoid any lossy conversion. Remember that Virus is digital after all. going via analog includes two conversions.. going through usb involves no conversion.
But there is another problem
If you insert the Virus via USB and via Analog in cubase as external instrument you will have negative latency from the virus over audio.
During playback Virus comes early Output Plus Input latency, during rendering it comes only early half of that....
A solution would be to use the midiinput of the virus to control it, because you could then create a "midi device" in cubase and assign it to the virus.. cubase would then latency compensate it... unfortunately the virus disables its midiinput when the virus controll plugin is open...
Annoying... if you work at low latencies.. say bellow 256, it won't matter a lot... anyway I wrote to Access about it.. thats really annyoing.
Switching the Virus to "live" helps during playback. but during rendering it doesn't.
By the way. I put an audio click onto an audio channel, panned it fully right, and on the left channel I put the virus via analog. then I rendered or recorded it and meassured the latency with the selection tool. Astonishing: the latency varies!!!
Could you please do the same test, and check if the latency varies too? With a buffersize of 510 I have differences of up to 8ms between different notes. Meaning sometimes the Virusclick came 20ms earlier than the Audioclick and sometimes only 12ms...  Most of my music for you to download at:
http://www.subconsciousmind.ch |
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realtime
Started Topics :
5
Posts :
350
Posted : Oct 20, 2008 23:11
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subconsciousmind
SCM
Started Topics :
37
Posts :
1033
Posted : Oct 21, 2008 11:44
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Access support is really fast.
They say that so far they didn't find a solution to latency compensate the analog outputs to get them in sync with the USB ones. You have to render them as audio and then shift them yourself. They say that it is highly complex since alls host behave differently etc.
They didn't tell me why the midi input is disabled in pluginmode. I assume its a technical restriction too.
As for the unstable timing, I need some backup to make sure that it's not only me, before I ask them about that.
  Most of my music for you to download at:
http://www.subconsciousmind.ch |
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