[sdiy] problem with a midi>cv converter... or is it a feature?

Henry Birdseye henry.birdseye at gmail.com
Thu Oct 16 19:20:14 CEST 2014


Four would do it!

And this happened:
https://soundcloud.com/henry-birdseye/satie-gnossienne-no-4


On 10/16/2014 11:38 AM, Ullrich Peter wrote:
> What about trying this chip?
>
> http://www.ti.com/lit/ds/symlink/lf398-n.pdf
>
> Ciao
> Peter
>
> -----Ursprüngliche Nachricht-----
> Von: synth-diy-bounces at dropmix.xs4all.nl [mailto:synth-diy-bounces at dropmix.xs4all.nl] Im Auftrag von henry birdseye
> Gesendet: Donnerstag, 16. Oktober 2014 17:33
> An: synth-diy at dropmix.xs4all.nl
> Betreff: Re: [sdiy] problem with a midi>cv converter... or is it a feature?
>
> I was starting to do that with my existing S/H's, but they are not "unity" and setting the proper response is a major PITA, but yeah, SOMEONE could build a 1v/oct S/H... I am not qualified... it would actually be four of them, one for each voice.
>
> And the unit is almost 30 years old. I'd LOVE to seek new firmware, but have no idea where to begin looking. Thanks for the manual!
>
>
> On 10/16/2014 11:15 AM, Ullrich Peter wrote:
>
> The MPU-101 service manual can be found here:
> http://www.synfo.nl/servicemanuals/Roland/MPU-101_SERVICE_NOTES.pdf
>
> And there are Sample and hold stages already built in... So maybe there is a newer software available for this unit?
>
>
>> You could build a little sample and hold circuit -  triggered by the gate output - between the interface and your synths.
>>
>> Ciao
>> Peter
>>
>>
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