[sdiy] TR-808 Cymbal Was: TR-808 Kick Drum modelling explanation

Richie Burnett rburnett at richieburnett.co.uk
Thu Jul 9 09:44:01 CEST 2015


Very interesting. Thanks for posting. I hadn't seen this before.

-Richie,

Sent from my Xperia SP on O2

---- saure wrote ----

>You should also find this interesting to read
>
>http://icmc14-smc14.net/images/proceedings/OS24-B10-TheTR-808Cymbal.pdf
>
>-----Original Message-----
>From: synth-diy-bounces at dropmix.xs4all.nl
>[mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of Richie Burnett
>Sent: quarta-feira, 8 de Julho de 2015 12:13
>To: Bruno Afonso; synth-diy
>Subject: Re: [sdiy] TR-808 Kick Drum modelling explanation
>
>I'm not sure about the links.  However, it's not difficult to program these 
>sorts of algorithms in C, Visual Basic, or whatever, if you just want to 
>synthesise sounds "offline".  i.e. Writing them out to a WAV or AIFF file to
>
>be played later.  I've even used MS-Excel to test some VA algorithms before.
>
>Real-time synthesis requires a bit more effort though.
>
>-Richie,
>
>
>-----Original Message----- 
>From: Bruno Afonso
>Sent: Tuesday, July 07, 2015 10:52 PM
>To: Richie Burnett ; Colin f ; synth-diy
>Subject: Re: [sdiy] TR-808 Kick Drum modelling explanation
>
>
>Just catching up to this. Very interesting reading. I was excited to play 
>with the gen~ model but it does not appear to be public. Did I look in the 
>wrong place? One of the links in the paper is broken, when they mention 
>additional sound samples.
>
>
>On Wed, Jun 17, 2015 at 9:48 AM Richie Burnett 
><rburnett at richieburnett.co.uk> wrote:
>> Here's a 606 bass drum having its trigger pulse swept from about 0.2ms to
>> around 6ms.
>> http://www.colinfraser.com/606-trigger-sweep.mp3
>
>Thanks for the MP3 Colin.  It's interesting how the filters in the 606BD
>circuit start clipping against the supply rails when the trigger pulse width
>ventures much above 1ms.
>
>I guess they designed the filters to max out their dynamic range with the
>intended 1ms wide trigger, and they can't cope with the increased energy in
>wider pulses without clipping.
>
>-Richie,
>
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