[islandlabs] How to: Play Guitar Hero with a Real Guitar

Matt Mordfin matt at mordfin.net
Fri Mar 6 17:42:49 EST 2009


Phew, I'm kinda glad that it worked out like this since both wednesday and
today this week were terrible for me. I'll most likely be at the meeting
next week.

-Matt

On Fri, Mar 6, 2009 at 5:39 PM, Burns, William <burns at cshl.edu> wrote:

> Yea, no meeting tonight.
> Hey, why did I say Tuesday? I should have said: the meeting is Wednesday.
>
> -Bill
>
> > -----Original Message-----
> > From: list-bounces at islandlabs.org
> > [mailto:list-bounces at islandlabs.org] On Behalf Of Peter Williams
> > Sent: Friday, March 06, 2009 5:38 PM
> > To: Island Labs main mailing list
> > Subject: Re: [islandlabs] How to: Play Guitar Hero with a Real Guitar
> >
> > Heh ok then no meeting tonight
> >
> > On Fri, Mar 6, 2009 at 5:28 PM, Burns, William <burns at cshl.edu> wrote:
> > > I just got a call from Jonathan...
> > > The meeting is postponed 'till Tuesday.
> > >
> > > -Bill
> > >
> > >> -----Original Message-----
> > >> From: list-bounces at islandlabs.org
> > >> [mailto:list-bounces at islandlabs.org] On Behalf Of Peter Williams
> > >> Sent: Friday, March 06, 2009 5:06 PM
> > >> To: Island Labs main mailing list
> > >> Subject: Re: [islandlabs] How to: Play Guitar Hero with a
> > Real Guitar
> > >>
> > >> OK -- we are meeting tonight at 7pm in the CS building;
> > come if you
> > >> can! Jonathan I hope you can bring the guitar?
> > >>
> > >> -Peter
> > >>
> > >> On Fri, Mar 6, 2009 at 5:02 PM, Burns, William
> > <burns at cshl.edu> wrote:
> > >> > If plans change, please give me a call at (516) 367-6813
> > >> >
> > >> > -Bill
> > >> >
> > >> >> -----Original Message-----
> > >> >> From: list-bounces at islandlabs.org
> > >> >> [mailto:list-bounces at islandlabs.org] On Behalf Of Burns, William
> > >> >> Sent: Friday, March 06, 2009 4:52 PM
> > >> >> To: Island Labs main mailing list
> > >> >> Subject: Re: [islandlabs] How to: Play Guitar Hero with a
> > >> Real Guitar
> > >> >>
> > >> >> Either way is good for me.
> > >> >>
> > >> >> -Bill
> > >> >>
> > >> >> > -----Original Message-----
> > >> >> > From: list-bounces at islandlabs.org
> > >> >> > [mailto:list-bounces at islandlabs.org] On Behalf Of
> > Peter Williams
> > >> >> > Sent: Friday, March 06, 2009 4:50 PM
> > >> >> > To: Island Labs main mailing list
> > >> >> > Subject: Re: [islandlabs] How to: Play Guitar Hero with a
> > >> >> Real Guitar
> > >> >> >
> > >> >> > So who will make the final call? do we meet tonight
> > >> >> > (headcount=3 from Jonathan, Bill, and me), or do we
> > >> postpone to Wed?
> > >> >> >
> > >> >> > On Fri, Mar 6, 2009 at 1:51 PM, Burns, William
> > >> >> <burns at cshl.edu> wrote:
> > >> >> > > Ok. I can be there by 7:00pm.
> > >> >> > >
> > >> >> > > -Bill
> > >> >> > >
> > >> >> > > ________________________________
> > >> >> > > From: list-bounces at islandlabs.org
> > >> >> > [mailto:list-bounces at islandlabs.org]
> > >> >> > > On Behalf Of Jonathan Dahan
> > >> >> > > Sent: Friday, March 06, 2009 12:43 PM
> > >> >> > > To: Island Labs main mailing list
> > >> >> > > Subject: Re: [islandlabs] How to: Play Guitar Hero with a
> > >> >> > Real Guitar
> > >> >> > >
> > >> >> > > Heh tomorrow means friday (today).
> > >> >> > >
> > >> >> > > - Jonathan
> > >> >> > >
> > >> >> > > On Fri, Mar 6, 2009 at 6:47 AM, Burns, William
> > >> >> > <burns at cshl.edu> wrote:
> > >> >> > >>
> > >> >> > >> Does "tomorrow" mean Friday, or Saturday?
> > >> >> > >>
> > >> >> > >> -Bill
> > >> >> > >>
> > >> >> > >> > -----Original Message-----
> > >> >> > >> > From: list-bounces at islandlabs.org
> > >> >> > >> > [mailto:list-bounces at islandlabs.org] On Behalf Of
> > >> >> Jonathan Dehan
> > >> >> > >> > Sent: Friday, March 06, 2009 5:03 AM
> > >> >> > >> > To: Island Labs main mailing list
> > >> >> > >> > Subject: Re: [islandlabs] How to: Play Guitar Hero
> > >> with a Real
> > >> >> > >> > Guitar
> > >> >> > >> >
> > >> >> > >> > Soldering isn't the best idea - for prototyping, tape
> > >> >> > should be ok.
> > >> >> > >> > If the concept works well, I would totally be for
> > >> >> making the rig
> > >> >> > >> > permanent though. It would also be nice to get a head
> > >> >> > count for 5
> > >> >> > >> > or 7 pm tomorrow, since I will have to drive in from
> > >> >> > manhattan and
> > >> >> > >> > then back again after the meeting.  If it is just 2 of
> > >> >> > us, it might
> > >> >> > >> > be better to meet next week. It looks like both the
> > >> >> > guitar project
> > >> >> > >> > and mame box project can both move along next
> > >> meeting, so wiki
> > >> >> > >> > entries for both should be made so we know what to
> > >> bring each
> > >> >> > >> > meeting.
> > >> >> > >> >
> > >> >> > >> > --Jonathan
> > >> >> > >> >
> > >> >> > >> >
> > >> >> > >> >
> > >> >> > >> > On Mar 5, 2009, at 10:03 PM, Peter Williams
> > >> >> > <petertw at gmail.com> wrote:
> > >> >> > >> >
> > >> >> > >> > > So who wants an islandlab meeting tomorrow, and what
> > >> >> > time? (5 or
> > >> >> > >> > > 7?)
> > >> >> > >> > >
> > >> >> > >> > > If Jonathan brings his guitar we have everything we
> > >> >> > need to wire
> > >> >> > >> > > up the latest idea and see how it works. (If you
> > >> >> don't mind us
> > >> >> > >> > soldering
> > >> >> > >> > > wires to the frets that is)
> > >> >> > >> > >
> > >> >> > >> > > Peter
> > >> >> > >> > >
> > >> >> > >> > > On Tue, Mar 3, 2009 at 1:51 PM, Jim Robert
> > >> >> > >> > > <jim.mixtake at gmail.com>
> > >> >> > >> > > wrote:
> > >> >> > >> > >> you could probably clip a piezo to your headstock or
> > >> >> > >> > bridge and use
> > >> >> > >> > >> it as a pickup... They work very well for this type
> > >> >> of thing,
> > >> >> > >> > >> and there are some clip on guitar tuners that use the
> > >> >> > same concept.
> > >> >> > >> > >>
> > >> >> > >> > >> Then use a lowpass filter to get rid of as many of
> > >> >> the upper
> > >> >> > >> > >> harmonics as possible...  (circuit to make a lpf here:
> > >> >> > >> > >> http://en.wikipedia.org/wiki/Low-pass_filter)
> > >> >> > >> > >>
> > >> >> > >> > >> then get the frequency using an fft, and calibrate
> > >> >> > the system to
> > >> >> > >> > >> which frequency to use at each fret (or just get the
> > >> >> > >> > lowest one and
> > >> >> > >> > >> use a little math to calculate the rest)
> > >> >> > >> > >>
> > >> >> > >> > >> Voila :)
> > >> >> > >> > >>
> > >> >> > >> > >> I think that calibration is going to be inevitable
> > >> >> since you
> > >> >> > >> > >> can't count on a guitar to be perfectly in tune (and
> > >> >> > even if you
> > >> >> > >> > can, you
> > >> >> > >> > >> can't count on your pickup to work exactly the same on
> > >> >> > >> > every guitar
> > >> >> > >> > >> OR that the frets will be perfect. Also, most people
> > >> >> > will not be
> > >> >> > >> > >> using pro level guitars, and small inaccuracies are
> > >> >> > very common
> > >> >> > >> > >>
> > >> >> > >> > >> you may also want to add a function that
> > keeps track of
> > >> >> > >> > the pitch of
> > >> >> > >> > >> the last 20 notes and calibrate the system on
> > the fly to
> > >> >> > >> > keep loss of
> > >> >> > >> > >> intonation in check, which happens naturally as
> > >> you play no
> > >> >> > >> > >> matter what you do.
> > >> >> > >> > >> One more idea about detecting strums... I would use
> > >> >> > >> > amplitude to do
> > >> >> > >> > >> this...
> > >> >> > >> > >> many guitar players (myself included) rest
> > their hand on
> > >> >> > >> > the strings
> > >> >> > >> > >> to mute them and accidentally touching the pick
> > >> to a string
> > >> >> > >> > >> would happen all the time.
> > >> >> > >> > >> This is a really cool project, I'd love to be a
> > >> part of it.
> > >> >> > >> > >> Maybe jonathan will let me do another blog post ;)
> > >> >> > >> > >>
> > >> >> > >> > >> Jim
> > >> >> > >> > >> _______________________________________________
> > >> >> > >> > >> List mailing list
> > >> >> > >> > >> List at islandlabs.org
> > >> >> > >> > >> http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >> > >> > >>
> > >> >> > >> > >>
> > >> >> > >> > > _______________________________________________
> > >> >> > >> > > List mailing list
> > >> >> > >> > > List at islandlabs.org
> > >> >> > >> > > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >> > >> > _______________________________________________
> > >> >> > >> > List mailing list
> > >> >> > >> > List at islandlabs.org
> > >> >> > >> > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >> > >> >
> > >> >> > >> _______________________________________________
> > >> >> > >> List mailing list
> > >> >> > >> List at islandlabs.org
> > >> >> > >> http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >> > >
> > >> >> > >
> > >> >> > > _______________________________________________
> > >> >> > > List mailing list
> > >> >> > > List at islandlabs.org
> > >> >> > > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >> > >
> > >> >> > >
> > >> >> > _______________________________________________
> > >> >> > List mailing list
> > >> >> > List at islandlabs.org
> > >> >> > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >> >
> > >> >> _______________________________________________
> > >> >> List mailing list
> > >> >> List at islandlabs.org
> > >> >> http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >>
> > >> > _______________________________________________
> > >> > List mailing list
> > >> > List at islandlabs.org
> > >> > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >> >
> > >> _______________________________________________
> > >> List mailing list
> > >> List at islandlabs.org
> > >> http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >>
> > > _______________________________________________
> > > List mailing list
> > > List at islandlabs.org
> > > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> > >
> > _______________________________________________
> > List mailing list
> > List at islandlabs.org
> > http://islandlabs.org/cgi-bin/mailman/listinfo/list
> >
> _______________________________________________
> List mailing list
> List at islandlabs.org
> http://islandlabs.org/cgi-bin/mailman/listinfo/list
>
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