Re: Electrode Socket Wiring

Thank you, that is very useful. I'm sorry to say that I am still unsure of
how the  positive and negative electrodes are differentiated if they both
are hooked up to all three pins.

On Sun, Dec 30, 2012 at 2:45 PM, Axel <[email protected]> wrote:

>
> Hi Sam,
>
> for the Olimex-EEG-SMT:
>
> non-DLR:
>
> The point ("peak", German: Spitze) of the plug is +5 Volts as power supply
> for the Olimex active electrodes.
>
> Next (middle) pin is Signal from electrode.
>
> Next (last) pin is Ground = cable shield.
>
>
> DLR:
>
> The point ("peak", German: Spitze) of the plug is nothing (no connection)
>
> Next (middle) pin is Signal output from DLR-amplifier, feed this to
> passive electrode.
>
> Next (last) pin is Ground = cable shield.
>
>
>
> I took this from the schematic, which you can download from the
> Olimex-side.
>
>
> Best regards,
> Axel
>
>
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