Brainwaves frequency higher than Beta?

[Kevin Spencer]

>In article <478oma$co at mn5.swip.net> m-16389 at mailbox.swipnet.se (Danko) writes:

>   Is it possible to make the human brain
>   produce waves with frequency higher
>   than Beta (>30Hz)? 

Many neurons in the human brain fire at rates higher than 30 Hz.  In
the scalp-recorded EEG, however, most of the spectral power is in the
below-20 Hz range, especially in the alpha (8-12 Hz) and delta (0-4 Hz)
bands.

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Kevin Spencer
Cognitive Psychophysiology Laboratory and Beckman Institute
University of Illinois at Urbana-Champaign
kspencer at p300.cpl.uiuc.edu / kspencer at psych.uiuc.edu
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