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PC based Oscilloscope and Spectrum analyzer using sound card
AUDio MEasurement System - a multi-platfrom system for audio measurement through sound card in the PC. It contains: generator, oscilloscope, audio spectrum analyzer (FFT) and frequency sweep plot. Compiles and works under Linux, Windows and MacOS. Source code is available in "git" and as ZIP snapshot. For more information see README.md
Spectrum3d is a software for Linux that displays the harmonics of the sound in 3D, either in real-time or from a preloaded file. It is multitouch and compatible with JACK.
It uses OpenGL, SDL, Gstreamer, Gtk+ and (optionally) libjack.
Instrument tuner. It can help you to tune a piano, a guitar ... Accordeur displays spectrum and calculates the pitch really played. A visual bar allows an easy tuning. Instruments and temperaments are customizable.
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Diglo is a Music Information Retrieval System based on Computer Vision and Audio SpectrumAnalysis, using algorithmic operations to find emergent patterns in musical performance. Also it functions as a low-cost Motion Capture Analysis system.
Tuner for instruments like guitar with a spectrum analyser and ton generator. It is possible to adjust the guitar or an other instrument. The program ist written in Java. The enduser need a mikrofon for tuning the guitar.
LiQuiD-MP3 is a XMMS visualization plug-in which displays song related information such as artist, title and playback status, as well as a playlist, spectrum analysers and waveform data on graphical display modules. Also supports skinnable backgrounds.
Find the pitch of a power spectrum (signal) as per the afferent/efferent neural crossover. This occurs between the Lateral olivocochlear efferents and the inner hair cell afferents.
NATSpectrum is a skinnable Spectrum Analyzer, Guitar Tuner, and Quick Volume Control. NS visualization mimics WinAMP 2.x style. NS is written in pure Win32 C++ and uses DirectDraw and DirectSound. (FFT, Frequency, Mixer, Microphone, DirectX, PNG, Record)