Harmonic Analysis | FFREQ

FUNDAMENTAL FREQUENCY – [FFREQ]
Outputs the fundamental frequency of selected signal.

CATEGORY
Harmonic Analysis

DESCRIPTION
Outputs the fundamental frequency of selected signal using least-squares method.

RESULT VARIABLES AND PARAMETERS
Result: Fundamental frequency value of the input.
Signal: Input
Approx_Frequency: Search for fundamental frequency using this value as a center point. (optional)

SYNTAX
res=ffreq(input)
res=ffreq(input, approx_freq)

CHARACTERISTICS
Data type support
Double Floating point

EXAMPLE