Fft

[a, b] = FOURIERexp2cossin(c)Calculate the cos (a) & sin (b) coefficients of the exponentialFourier coefficients (c) returned by fft(x)/size(x,1),while isreal(x) = trueneeds the unshifted coefficients as inputc = FOURIERcossin2exp(a, b)Calculate the exponential Fourier coefficients (c) of thecos...

It takes a 8 khz sampling in real-time, and performs a FFT at 100 hz with a sliding hamming window to give clean results. All of this is in a GUI which allows you to see the spectrometer and energymeter. Some of the background audio processing code is from http://www.speech-recognition.de by...

An easy-to-use file that plots the power spectral density of a vector


Platforms: Matlab

iAnalyzer is originally a FFT based professional software to analyze the audio signals for iPhone, iPod Touch and iPad, now we release this great App for the OS X. Features: -High performance software design for Real Time Analyzing(RTA) and complex graph displaying. -Works on 44K sample rate,...


Platforms: Mac

FreqTweak is a tool for FFT-based realtime audio spectral manipulation and display. It provides several algorithms for processing audio data in the frequency domain and a highly interactive GUI to manipulate the associated filters for each. It also provides high-resolution spectral displays in...


Platforms: *nix

GFFT is generic simple and efficient Fast Fourier Transforms (FFT) implementation using policy-driven design and template metaprogramming. This new implementation of Fast Fourier transforms rose during study of the classical Cooley-Tukey algorithm and from an idea to assume the transform length...


Platforms: *nix

A cross platform dual channel FFT based Acoustic Analysis Tool to help engineers analyze live professional sound systems using the transfer function. One feature is the ability to capture four sample plots, average them, and invert to aid in final EQ Features . Four capture buffers, with...


Platforms: *nix

UniScope is universal kit for any sound card. A lot of plugins: tests, analysis, records, visualisation etc, including real time FFT. UniScope is the first program in field of REAL TIME audio monitoring/spectral analysis (FFT) and signal processing, realizing PLUG-INS technology. Now, you can...

OmniScope make your PC as a Software Instrument .It's use PC's sound card to capture audio signal .and it can view 2D/3D signal waveform & spectrum. OmniScope's control panel like a dual trace digital storage oscilloscope . It very easy to operation. This is a wonderful tool that...


Platforms: Windows

AudioSCSI make your PC as a software instrument .It's use PC's sound card to capture audio signal .and it can view signal waveform & spectrum. AudioSCSI 's control panel like a dual trace digital storage oscilloscope . It very easy to operation. This is a wonderful tool that you...


Platforms: Windows

Able Graphic Manager is a program that enables you to easily view, acquire, print and convert graphic files in normal (file by file), batch (many files at a time) and command line modes. Input formats: Drawing Interchange Format (DXF) generated by most CAD programs, TIFF Bitmap (TIF; TIFF),...


Platforms: Windows

FindGraph is a comprehensive graphing, curve fitting, and digitizing tool. FindGraph offers 12 generic fits, including linear regression, logistic functions, fourier approximation, rationals, neural networks, B-splines and parametric curves least squares approximations, plus a library of over 300...


Platforms: Windows

WaveDiff ActiveX Control v1.0 processes a input wave file using FFT and returns the accuracy of match found with a reference wave file.Features: -Compares or Differentiates a given wave file from a set of reference wave files using FFT-Works with voice, audio frequencies and tones-Gives the...


Platforms: Windows

Audio Maestro is a powerful, comprehensive software that offers solutions to almost all problems related audio function. You can extract pieces of music from audio CDs, save them into a variety of audio formats including MP3, and/or create a new CD only with music of your choice. Also, you can...


Platforms: Windows

DSSF3 is the highly integrated sound measurement and analysis tool for your PC. It has basic functions, such as a spectrum and an oscilloscope to display a sound in frequency and time domain. It also has the advanced analysis function for studying sound and waveforms. You can use it for a wide...


Platforms: Windows

Audio Maestro is a powerful, comprehensive software that offers solutions to almost all problems related audio function. You can extract pieces of music from audio CDs, save them into a variety of audio formats including MP3, and/or create a new CD only with music of your choice. Also, you can...


Platforms: Windows

Dexster is a perfect audio editor tool for your music production that supports many popular audio formats and features audio cd burning. Dexster provides cool and easy-to-use interface that allow you to edit an audio file visually (Cut, Copy, Delete Select, Delete Silence, Paste, Paste From...


Platforms: Windows, Windows 7, Windows Server, Other

Easy Audio Editor is a visual multifunctional audio files editor which allow you to perform various operations with audio data such as applying various audio effects, filtering, format conversion, waveform image displaying and more. Supports all major audio formats. With Easy Audio Editor...


Platforms: Windows

The powerful easy-to-use digital audio editing program you can use. With Audio Editor you can: 1-Open a lot of audio files lik. MP3,MP2,WAV,WMA,OGG,VOX,G726,RAW,DSS,CDA,MPC,PCM,GSM¦etc. 2-Save to several audio formats: MP3, WAV, VOX, OGG, G726, WMA, and RAW 3-Edit ID3 Tags of the following...


Platforms: Windows

Friendly interface allows you to perform lots of different operations in easy way. You can use it to record your own music, voice or other audio, edit it, mix it with other audio or musical parts, add effects like Reverb, Chorus, and Echo, and master it so that you can burn it to a CD, post it on...


Platforms: Windows