From: Joerg Hansmann (info_at_jhansmann.de)
Date: 2001-05-30 15:03:51
Hi,
----- Original Message -----
From: Lovass Laszlo <prochess_at_e...>
To: <buildcheapeeg_at_yahoogroups.com>
Sent: Wednesday, May 30, 2001 12:14 PM
Subject: [buildcheapeeg] USB, test-head
...
> Is there any sophisticated testing device for EEG, what I could call
> 'test-head', modelling the electric behaviour of a real head?
>
> If not, is it worth do develop one?
>
> E. g. it would be a creane-form object with networked resistances driven by
> a special programmable generator at node points,
> floating in isotonic solution inside. Plastic, conductive rubber, etc. would
> model bone and skin.
That sound more sophisticated than the whole EEG-device ;-)
> This model would help to understand the relation of brain areas to potential
> maps of the head skin surface.
> But the primary goal of this test-head would be the possibility of complete
> HW/SW testing of EEG systems.
Testing could be done with a circuit consisting of a few resistors and capacitors
and 2 function-generator (similar to the testcircuit I have posted on 28.05.2001)
> Real brain states, artifacts and external noises could be simulated with it
> and could give a good kickstart to EEG development for any needs.
>
> Opinions?
It appears to me rather complicated to simulate a real brain ;-)
Regards,
Joerg
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