Silent way calibration with modular oscillator issue

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JoPo
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Silent way calibration with modular oscillator issue

Post by JoPo »

I'm trying to calibrate as best as possible the 'Voice Controller' module from Expert Sleepers with a simple sine wave modular oscillator and I get a usable pitch signal only on 2.5 octaves. I'd like to have 4 or 5 octaves !

It's a bit special and people who don't have Silent way won't be able to understand what I try to achieve. But maybe some people here is using the 'Voice Controller' module and have better result... Have a look to the curve I obtain :
ES curv.jpg
ES curv.jpg (2.58 KiB) Viewed 11841 times
As you see, the longer part is not very long and it's not straight, which means the pitch is far from be perfect even on those poor 2.5 octaves ! A good curve should looks like this (but that's not mine ! :D ) :
ES ok.jpg
ES ok.jpg (2.96 KiB) Viewed 11841 times
I already tried to low Voice Controller input & output for calibration --> no luck. I really don't know what to try to improve it.

Silent way works perfectly thru asio in Scope, so there is no reason that only pitch CV signal would not work as well via asio into Scope, no ?

Does someone could give me some advice about this specific question, around here ? Thanks !
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jksuperstar
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Re: Silent way calibration with modular oscillator issue

Post by jksuperstar »

V/Oct or Hz/V?

Try attenuating the oscillator output to avoid any overdriving of the calibration routine.
JoPo
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Re: Silent way calibration with modular oscillator issue

Post by JoPo »

Thanks for the advice ! .... But I already tried that. It just shiffted a bit the curve but with the same pitch range : around 2.5 octaves on the biggest curve part...
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JoPo
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Re: Silent way calibration with modular oscillator issue

Post by JoPo »

:D I'm a little bit confused...
The muffwiggler links is interesting but I'm not able to register to this forum, I give always bad answer to the robot check question about an animal or about a synth ! Now, it refuses to let me try again !
And the text files they are talking about on the topic are not available for non registered people.

:-? DragonSF : I don't understand nothing of what you're saying ! :o I'm wondering if I'm not completly idiot... :roll:
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JoPo
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Re: Silent way calibration with modular oscillator issue

Post by JoPo »

If someone has the privilege to be registered on muffwiggler, please, follow the link and check if the text files from tomylee are still available ! Thanks ! I'm impatient to see how a good calibration file for Modular looks like !
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ShogunSpy
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Re: Silent way calibration with modular oscillator issue

Post by ShogunSpy »

JoPo wrote:If someone has the privilege to be registered on muffwiggler, please, follow the link and check if the text files from tomylee are still available ! Thanks ! I'm impatient to see how a good calibration file for Modular looks like !
Attachments
Silent Way Voicecontroller Modular III MVC Oscillator FREQ Calibration DATA.txt
(1.86 KiB) Downloaded 338 times
JoPo
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Re: Silent way calibration with modular oscillator issue

Post by JoPo »

Yahoo !! Thanks a lot !! :)

How did you register at muffwiggler ?? I tried 10 times --> nada !
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JoPo
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Re: Silent way calibration with modular oscillator issue

Post by JoPo »

Thanks, Dragon, to take time to explain. As I don't have any hardware modular, I don't know the voltage value. But now, I get what you're meaning. The relation is linear...
I'd like to know the max voltage value on a modular system... Is it 10v ? So the normalised signal would be 0v --> 10v ? Right ?
... After checking in wikipedia, I can see that there are 3 normalised voltages : +/- 15V ; +/- 12V or +/-18V ! One has to take care to not feed a 12v max module with 18v ! Converters are needed to use several voltages ??
Software are less risky ! And I don't have enough space & money, anyway ! :D

Anyway... ShogunSpy gave me the calibration file which works perfectly for all midi octave ! Very useful !
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Liquid EDGE
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Re: Silent way calibration with modular oscillator issue

Post by Liquid EDGE »

JoPo wrote: :-? DragonSF : I don't understand nothing of what you're saying ! :o I'm wondering if I'm not completly idiot... :roll:
Sorry, I love the way you worded this. Made me laugh a lot. Your a witty guy! :lol: :)
JoPo
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Re: Silent way calibration with modular oscillator issue

Post by JoPo »

:) Excellent ! And with some Scope analog I/O and Silent Way, you can make your hardware modular synth play with Scope and vst's ! That must be terrific !
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dawman
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Re: Silent way calibration with modular oscillator issue

Post by dawman »

Bet that synth is a FAT Basrard.
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ShogunSpy
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Re: Silent way calibration with modular oscillator issue

Post by ShogunSpy »

looks like the granddad of fat Bastards!! :D ..nice rig DragonSF
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faxinadu
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Re: Silent way calibration with modular oscillator issue

Post by faxinadu »

wow man nice rack!!!!
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