Hioki 8847 - Analysis Mode Functions

13.9 FFT Analysis Modes
254
13.9.2 Analysis Mode Functions
Analysis Mode Internal analysis formula (linear, real, imag [imaginary], log [logarithm])
OFF
No analysis.
Storage Waveform
A waveform obtained by applying the window function to a time-domain waveform.
Histogram
Counts amplitude data.
Linear Spectrum
RMS Spectrum
Power Spectrum
Power Spectrum Density
LPC analysis(Power
Spectrum Density)
(Abbr.) Spectrum approximation from Linear Predictive Coding.
See: "Linear Predictive Coding (LPC)"( p.A27)
Transfer Function
Cross Power Spectrum
Impulse Response
Coherence Function
Phase Spectrum
Auto-correlation Func-
tion
Cross-correlation Func-
tion
1/1 Ovtave Analysis (Abbr.)
1/3 Ovtave Analysis (Abbr.)
δ f: Frequency resolution
: Cross Spectrum
(recursive convolution)
(recursive convolution)