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