[Cyborg] [EEG] low budget EEG project

Josh Bailey josh at felllight.com
Wed Jul 14 20:29:23 UTC 2010


Looks like I will miss you guys until Sunday. It is my loss :(. So much 
has happened in the last few months barely remember what EEG means even. 
:(

Hope to see you all Sunday,

On Wed, 14 Jul 2010, Kelly wrote:

> I think that Wed sounds good this week so that we can all get in on
> the Mindflex hacking experience.
> 
> I would welcome a more casual get together on Sunday as well, to poke
> at the embers of Sensebridge and generally check in.
> 
> Kristin, Thursday nights are occasionally lost to 5mof, but we could
> potentially take that risk if that's a good day for everyone.
> 
> -Kelly
> 
> On Wed, Jul 14, 2010 at 13:22, kristinneidlinger <slimavocado at gmail.com> wrote:
> > i'll come too!  i want some EEG action.
> >
> > i am interesting in keeping sensebridge alive too. it's so sad to see eric
> > go as he kept the pulse alive.
> > is there sensebridge intereset out there?  perhaps a different day of the
> > week to meet?
> > i throw thursday eve out there.
> >
> > best,
> > kristin
> >
> >
> >
> > On Tue, Jul 13, 2010 at 2:09 PM, Robert Picone <rpicone at gmail.com> wrote:
> >>
> >> On Tue, Jul 13, 2010 at 1:28 PM, Maria Mouk <mariamouk at gmail.com> wrote:
> >>>
> >>> itd be my first visit to noisebridge
> >>> so i can be there on sun
> >>> just give me a time =D
> >>>
> >>> mm
> >>
> >> I'm probably going to be hopping in the first-visit boat with you in that
> >> case, as I'm rather interested in the topic and have been meaning to show up
> >> at NB for something one of these days anyway.
> >>
> >>>
> >>> >>> > On Tue, Jul 13, 2010 at 11:20 AM, Kelly
> >>> >>> > <hurtstotouchfire at gmail.com> wrote:
> >>> >>> >>
> >>> >>> >> Given the charts in the first link, it should be possible. I'm
> >>> >>> >> skeptical of their gamma, but the <35Hz data is totally
> >>> >>> >> reasonable. I
> >>> >>> >> think that the big win is that it's a fully packaged device
> >>> >>> >> already,
> >>> >>> >> with bluetooth/wireless built in. A lot of the hassle with eeg
> >>> >>> >> comes
> >>> >>> >> in just tweaking little stuff to get good contact and shield from
> >>> >>> >> noise. Do you know if the Neurosky electrodes are active? I have
> >>> >>> >> trouble imagining they could get that data from passive
> >>> >>> >> electrodes.
> >>> >>> >> And if they're active, that's a pretty big win, because active
> >>> >>> >> electrodes are a little bit of a hassle to build. It would
> >>> >>> >> probably be
> >>> >>> >> worth trying to hack directly into the connection and get the raw
> >>> >>> >> data
> >>> >>> >> if they're active, because then we could harvest readymade active
> >>> >>> >> electrodes... That sounds nice.
> >>
> >> While for the Mindflex technically has Bluetooth-band wireless is built
> >> in, nobody has yet been able to get much use out of it because by default a
> >> significant portion of the useful data is filtered out before it is reached.
> >>  The $200 standalone model does have full serial over Bluetooth built in if
> >> that's what you mean.
> >> As for the electrodes, from what I've seen it would seem that they aren't
> >> active (though what I've seen isn't hugely informative on the subject), but
> >> the amplification/analysis of the system is entirety done inches away from
> >> them anyway, so you might get some of the advantages of an active electrode
> >> system.  If you were talking about the same data I'm thinking of, it seems
> >> that they may have also been using higher quality electrodes, distinct from
> >> the ones in their actual consumer products, as a proof-of-concept for their
> >> dry electrode system.
> >> _______________________________________________
> >> Cyborg mailing list
> >> Cyborg at lists.noisebridge.net
> >> https://www.noisebridge.net/mailman/listinfo/cyborg
> >>
> >
> >
> >
> > --
> > . . .  .  *
> >
> 
> 

-- 
Josh Bailey (josh at felllight.com)


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