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Studio Session Analyzer

Metering Plugin by FLUX::
Studio Session Analyzer
Studio Session Analyzer by FLUX:: is a Virtual Effect Audio Plugin and a Standalone Application for macOS and Windows. It functions as a VST Plugin, an Audio Units Plugin, a VST 3 Plugin, an AAX Plugin and a Standalone Application.
System Requirements
Windows – 7 SP1, 8, 8,1 and 10 in 64-bits only
any ASIO compatible interface or virtual sound card
Windows: If your computer has an ATi or NVidia graphics card, please assure the latest graphic drivers from the ATi or NVidia website are installed.
System Requirements
Mac OS X (Intel) – All versions from the 10.7.5 in 64-bits only
any Core Audio compatible interface or virtual sound card
A graphic card fully supporting OpenGL 2.0 is required.
Mac OS X: OpenGL 2.0 required – Mac Pro 1.1 & Mac Pro 2.1 are not supported.
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FLUX: Studio Session Analyzer – The basics of audio analysis with all the analysis tools you need to get full visual control of your mix.

*The add-on options requires FLUX: Analyzer and are NOT compatible with the Studio Session Analyzer.

Main Features

Basic metering with Peak / Basic RMS meter:

  • Peak meter, Basic RMS meter, Fully customizable scale and ballistics.

Phase meter:

  • Weighting filters; ITU-R BS.1770-2 (K-weighting), ANSI A, ANSI B, ANSI C.

Real-time spectrum analyzer:

  • Standard FFT or unique Flux: Spectrum representation.
  • Block size up to 64 K.
  • Configurable analysis window; Rectangular, Barlett, Blackman, Hamming, Hann.
  • Real Time waterfall (see "slide" option in spectrum setup).
  • Amplitude or power frequency scaling.
  • Time-averaging; Continuously running, Fill/freeze refresh/display cycle, User-adjustable length up to 200 frames.
  • Max (accumulated) or running mode.
  • Display channels sum or a number of channels, user-selected.
  • User-adjustable fixed range or automatic range.
  • Simultaneous display of: Raw, full-resolution curve, Smoothed curve with user-adjustable detail setting, Peak curve.
  • Independently adjustable curve ballistics.
  • Peak tracking with user definable frequency range and several display variations.
  • Keyboard and mouse frequency-axis zoom.
  • Fully-customizable curve visual options.

Spectrogram Display:

  • Color modes.
  • Power grading, Frequency grading.
  • Range Min / Max.

Vector Scope:

  • Internal processing up to 768 kHz.
  • Auto-scaling.
  • Fully adjustable display; Blending, Fading, Blurring, Scaling.
  • Several color modes; Static color, Power grading, Dynamic grading, Power + Dynamic grading.

Flux: Nebula Stereo:

  • Nebula stereo (Front projection only).

Unique spectrum over space scope:

  • Providing real-time visualization of the the audio content in the stereo space-frequency domain.
  • Auto-scaling with user adjustable ballistics.
  • Focus Control.
  • Linear or logarithmic blending.
  • Fully adjustable display; Fading / persistence, Blurring, Scaling.
  • Choice of color modes.
  • Power grading: color varies according to signal power.
  • Dynamic grading: color varies according to signal dynamics.
  • Power/dynamic grading: combines both previous modes.
  • Frequency grading: color varies according to frequency.
  • Channel-selection with surround input content.


  • Multi-channel, Zero-crossing trigger.

Sample Rates (kHz) – 44.1, 48, 88.2, 96.


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