From: Jim Peters (jim_at_uazu.net)
Date: 2002-06-15 16:05:14
Jim Peters wrote:
> Bear in mind that the lowest band in your FFT will be centred on
> 0Hz, then 4Hz, then 8Hz, 16Hz, 24Hz, and so on up to 128Hz.
Oops -- my mistake. It goes 0, 4, 8, 12, 16, 20, ... 128; basically
(0..32)*4Hz. The 4Hz comes from the window-length: 256/64 == 4Hz.
I hope I haven't made any other slips --
Jim
-- Jim Peters (_)/=\~/_(_) jim_at_uazu.net (_) /=\ ~/_ (_) Uazú (_) /=\ ~/_ (_) http:// B'ham, UK (_) ____ /=\ ____ ~/_ ____ (_) uazu.net
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