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Posts Tagged ‘hardware

DIY EEG

As blog’s stats shows a lot of us today are dreaming of a cheap EEG device – most traffic is coming from Google searches “cheap eeg”, “cheapest eeg hardware” and the like =) From cheap EEG devices available, cheapest are those you build yourself. Currently there are various DIY EEG hardware designs & building instructions available on the Internet. Here is a short survey on what we have.

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Program screenshot

(A signal shown here was taken while twisting electrodes in hands. This is not EEG =)

As a geek I’ve always dreamed of a day when my computer will really become extension of my mind – all boundaries like the need to use mouse, keyboard and other awkward interfaces to explain my idea to machine will be gone. When mind will fuse with technology, and obtain all if its computing power, logic accuracy, incredible amounts of memory… and many other good things we could only dream of.

Fortunately, advances in technology in last years show we’re quickly moving in this direction. If you watch news you know today it’s possible to control machines using only your mind. It’s done by using brain-computer interfaces.

Surely it’s more interesting to try brain-computer interfacing yourself then just to watch it in news. But here comes the roadblock: you need special hardware – an EEG device – to make the connection, and it’s not cheap. When I googled for EEG hardware, I found unfortunately prices start from 3000$ and go up to tens of thousands of bucks :(((

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