FFTropPAv1.0.144

-20 dB
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dB CF
-∞-∞
Peak LPeak R
CREST FACTOR
0-6-12-18-24-36-48-60
L
R
RMS LRMS R
-∞-∞
Ready to measure
Select a 2-channel audio interface and press Connect to begin.
Shortcuts: 1-6 panels · 8 CF Meter · C capture
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dB--
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Time

Impulse

Measurement Reference
Impulse response, relative arrival and early energy.

Frequency

Magnitude

Fast readout of level, tonal balance and inter-channel differences.

Spectrum

RTA

Measurement Reference
Real-time spectral analysis per channel.

Angular relation

Phase

Continuous phase aligned visually with magnitude for comparative reading.

Phase derivative

Group Delay

Transfer
Negative derivative of phase. Reveals resonances and frequency-dependent delay.

Waterfall

Spectrogram

Waterfall: frequency vs time vs level.