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REQ: EEG Amplifier schematic

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crono376

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eeg schematic

I need the first stage of an electroencephalogram amplifier, schematic.
Or typical related information, or suggestion of best way to implement it are welcome.

thanks
 

Cluricaun

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eeg amplifier circuit

Hi

You should have tried the search before posting, already other EEG topics in forum.

Link:
hxxp://openeeg.sourceforge.net/doc/index.html
hxxp://home.earthlink.net/~wearable Down right now, try it later.

Cl
 

crono376

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eeg circuit

I'm really looking for a commercial EEG schematic circuit.
Thanks
 

dung

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eeg amplifier schematic

just opamp to amplifier the EEG signal ( very small around 50uV ) . The EEG frequency range is 5-40Hz , you must use bandpass filter with order 6th or 8th to reduce 50Hz or 60Hz noise and driff .
 

ramesh

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eeg amplifier design

dung said:
just opamp to amplifier the EEG signal ( very small around 50uV ) . The EEG frequency range is 5-40Hz , you must use bandpass filter with order 6th or 8th to reduce 50Hz or 60Hz noise and driff .

I hope one should you Band-reject filter to reduce 50Hz or 60Hz noise.
 

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