【實用工具app】Spectral Audio|最夯免費app

Spectral Audio is an audio frequency analyzer that uses your phone/tablet mic input.

Data sampled at 44.1 kHz is used to produce length 2048 FFTs and display

an energy spectral density from 0-22 kHz.

Technical Specs

- Frequency Range 0-22 kHz

- 2048 pt FFT

- Frequency resolution 21.5 Hz

- DC component removed

- Hamming Window

- Sampling Rate 44100 samples/sec

- Sampling Period 46 ms

- Smoothing Function: 5 pt triangular moving average

Features

- Linear and Log amplitude

- Smoothing Function

- Peak Identifier

- Hold function

- Local Zoom function (X 8)

- Selectable Gain - 0, 5, 10, 15 dB

免費玩Spectral Audio APP玩免費

免費玩Spectral Audio App

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