[Cyborg] [EEG] low budget EEG project

kristinneidlinger slimavocado at gmail.com
Wed Jul 14 20:22:08 UTC 2010

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.


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.
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