[LAU] Off topic: building drum triggers for acoustic drums !

[jim]

    At Noisebridge, in San Francisco, some guys showed up 
to demonstrate their use of piezos for which they'd used 
soda (or beer) bottle caps and some kind of potting 
compound; they claimed good fidelity. 


On Thu, 2011-05-19 at 20:20 +0200, Renato wrote:
> On Thu, 19 May 2011 12:16:28 +0200
> Svend-Erik K Madsen <sv-e at sv-e.dk> wrote:
> 
> > Den 17-05-2011 19:10, Renato skrev:
> > > On Tue, 17 May 2011 10:41:57 +0200
> > > Svend-Erik K Madsen<sv-e at sv-e.dk>  wrote:
> > >
> > >> Hi list
> > >>
> > >> Anyone who has build drum triggers themselves ?
> > >>
> > >> I just ordered some piezo transducers to build my own triggers, but
> > >> your experiences is most welcome regarding material used to
> > >> encapsulate transducers, rubber, foam rubber, how thick the size,
> > >> and so on.
> > >>
> > >> I planned to build it up on some angel bracket inside the drum
> > >> shell and mount it on a lug screw so that the trigger will be
> > >> placed underneath the drumhead near the rim, don't know if thats
> > >> good or bad, and if a rim shoot would trigger too, of cause I
> > >> don't want that to happen on my snare, for which I plan to build a
> > >> separate rim shoot trigger too.
> > >>
> > >> Hope someone will share their experiences :)
> > >>
> > >>
> > >> /Sv-e
> > >> _____
> > > Hi, there is this open source project called megadrum
> > > http://www.megadrum.info/
> > > which gives you schematics and instructions to build a drum machine,
> > > i.e. something you feed triggers into and which outputs MIDI. You
> > > can even order kits or preassembled units.
> > >
> > > I know it's not exactly what you were asking for but since Arduino
> > > came in the discussion (which would, I suppose, have the same role
> > > as the megadrum in such a project) you might want to look into it.
> > > I'm definitely no expert but I think making the megadrum, although
> > > more laborious, would have it's advantages over using an arduino.
> > > Well, actually I even tried building such a thing with arduino some
> > > time ago, and certainly I can tell you that it's not that easy to
> > > accurately detect how hard you hit the piezo; the megadrum
> > > supposedly does this good. Also the megadrum seems to have quite a
> > > community.
> > >
> > > Maybe on the site you can even find some info on
> > > building/clamping/placing your own triggers.
> > >
> > > BTW there's a similar project called edrum
> > > http://www.edrum.info/
> > > I wouldn't be able to tell you the differences though
> > >
> > > HTH
> > > renato
> > Hi
> > 
> > I must admit that I've jumped out in Arduino, and this kinda kit: 
> > http://microdrum.altervista.org/blog/info/
> > 
> > I think it looks exciting and lots of fun.
> 
> oh, yes it does :) didn't know about it, thanks. It seems quite more
> professional than the approach I used - basically this 
> http://todbot.com/blog/2006/10/29/spooky-arduino-projects-4-and-musical-arduino/
> 
> wish I knew about it 6 months ago.
> 
> cheers
> renato
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