mr spectra
Icon mr spectra

mr spectra

by msraha.in

FFT Audio Spectrum Analyzer with Weighting Filters. Enjoy as a Music Mood Light.

App Namemr spectra
Developermsraha.in
CategoryMusic & Audio
Download Size2 MB
Latest Version2.11
Average Rating4.37
Rating Count76
Google PlayDownload
AppBrainDownload mr spectra Android app
Screenshot mr spectra
Screenshot mr spectra
Screenshot mr spectra
Screenshot mr spectra
mr spectra is an fft based audio spectrum analyzer with built-in weighting filters (A-weighting for human hearing, C-weighting for machine sounds and Z-weighting with no filter).

Enjoy mr spectra with your music as a musical mood light.

Quick tips:
* Go to settings and add a decibel, wave or spectrogram scope.
* Swipe screen to zoom in or out on frequency and amplitude scales.
* Display or hide the X and Y axes. Show or hide the dB and Max dB values.
* Reset Max dB.
* Move the dB and Max dB values anywhere on the screen by dragging.
* Pause/ Play the running spectrum.
* Hide menu and play/pause buttons.
* Change spectrum color scheme from the app menu.

Display Settings:
* Select color scheme.
* Solid bars or line graphs.
* Landscape mode to mirror screen on to your TV.
* Show/ hide axes.

Scope Settings:
* Decibel Scope.
* Sound Wave Scope.
* Spectrogram.

Decibel Settings:
* Use A-Weighting, C-Weighting or Z-Weighting filters (dBA, dBC, dBZ).
* Show decibel and Max dB values.
* Set zero dB level.

FFT Options:
* Use Hann or rectangular windowing.

Technical Details:
* Input source: device mic.
* Sound captured: 16-bit PCM mono.
* Sampling rate: 44.1 kHz.
* Audio amplitude range: 1 to 32767.
* FFT latency: 23 ms.
* Decibel calculations: based on rms amplitude, relative to a base level of 1 rms. The base level can be adjusted by user to calibrate dB levels.

Recent changes:
* Some bug fixes and performance improvements

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