To estimate power spectrum you may use this online service,
which uses following methods:
least squares Prony method;
modified least squares Prony method;
modified covariance method.
At first create a text file, which includes signal samples (real or complex) with
one, two or more columns.
You may choose up to two columns in file to be used in calculation.
Columns can be separated by any number of "SPACE", "TAB" and/or ";" characters.
You can use "DOT" and/or "COMMA" as decimal points.
If you have any questions please do not hesitate to ask in the
forum or contact us via
Choose your file, which includes signal samples:
Choose any one or two columns in the file with signal samples: