Re: Portable Generator of visual stimuli


"vasileiosh" <vasileios_at_ntlworld_dot_com@xxxxxxx> wrote in message
news:KvGUe.387447$kM5.342367@xxxxxxxxxxxxxxxxxxxxxxxxx
> Hi all,
> I want to built or purchase a device with the follwing specification:
>
> Imagine a box 10x10x10cm,
> with two medium sizes lamps on it one left one right, preferably
> something that can be commercially available so it can be easily replaced.
>
> I want these two lamps to light randomly for example Left/L/R/L/R/R
> etc.
> I want to be able to control maximum and minimum interval between the
> light signal and the total number
> of signals whithin a standard period of time, lets say two minutes.
>
> I would like that to be powered by a 9V battery, again that standard
> ones available.
>
>
> How easy it is to make somthing like that and how much it will cost??
> Any pointers to something similae
>
> This device is going to be used in sport reflexes/reaction training.
>

You are not asking for something that can not be constructed within
reasonable price constraints.
If you mean by "9V battery", the standard MN1604 type then I would suggest
using LEDs.
Maybe someone here will design it for you for free but I don't have the
time.
Best Regards,
Tom


.

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