[Eeglablist] The parallel port - TRIGGERS

[Andrew Smart]

If you have a Dell laptop you can just use a docking station with the right
ports - we get fine results for the triggers using these:

http://accessories.us.dell.com/sna/productdetail.aspx?c=us&l=en&s=gen&sku=310-2873

Andy

On Thu, Jul 12, 2012 at 2:28 PM, Ruud Kalis <rkalis at ant-neuro.com> wrote:

> Dear Davide,
>
> We have done some pilot tests at ANT with an express card to paralel port
> adapter. The manufacturer is Delock:
> http://www.delock.de/produkte/G_66220/merkmale.html?setLanguage=en
>
> The results for trigger accuracy are ok since express cards are on pci
> slots on the motherboard. The timing is much better than with the
> asynchronous usb port. Keep in mind that the lcd screen takes different
> time for changes in colours. A black - white transition might be slower
> than a grey - white. Also soundcards in laptops might not have vary good
> timing.. There is a lot to optimize if you want to achieve a high trigger /
> stimulus synchronization. But for mobile labs a laptop is just more easy to
> use.
>
> Good luck with setting up your experiments!
> Best,
> Ruud Kalis
>
> ----- Original Message -----
> From: Davide Baldo <davidebaldo84 at gmail.com>
> To: eeglablist at sccn.ucsd.edu
> Sent: Thu, 12 Jul 2012 15:20:58 +0200 (CEST)
> Subject: [Eeglablist] The parallel port - TRIGGERS
>
> Hello all,
>
> When running EEG experiments, I use Psychtoolbox (in Matlab) to
> present subjects with different stimuli
> So far, I have been using a desktop, that has a parallel port that
> allows me to send out the triggers related to the stimuli.
> The triggers are accepted in input from the EEG recording system again
> via a parallel port.
>
> I would like to use a laptop rather than a desktop to present the
> subjects with the stimuli and to send out the related triggers.
> The problem is that is hard to find a laptop with a parallel port. I
> was wondering if any of you found a solution to this problem.
>
> That would be very helpful!
>
> Thanks in advance,
>
>
> Davide.
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> --
> Ruud Kalis
> Sales and Support Germany
> ANT (Advanced Neuro Technology)
> Berlin, Germany
> T: +49 (0) 163 79 16 114
> F: +31 (0)53 430 3795
> I: www.ant-neuro.com
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