Baudline
|
Baudline Signal Analyzer | |
| Developer(s) | SigBlips |
|---|---|
| Initial release | September 2000 |
| Stable release | 1.08 (Jul 21, 2010) [±] |
| Preview release | Non [±] |
| Written in | C[1] |
| Operating system | FreeBSD,[2] Linux,[3] Mac OS X, Solaris |
| Type | numerical analysis |
| License |
Binary: proprietary[4] Source code: GNU GPL or proprietary[5] |
| Website | www.baudline.com |
The baudline time-frequency browser is a signal analysis tool designed for scientific visualization. It runs on several Unix operating systems under the X Window System. Baudline is useful for real-time spectral monitoring, collected signals analysis, generating test signals, making distortion measurements, and playing back audio files.
Applications
- Acoustic cryptanalysis [6][7][8][9][10]
- Audio codec lossy compression analysis [11][12]
- Audio signal processing
- Bioacoustics research
- Data acquisition (DAQ)
- Infrasound monitoring
- Musical acoustics [13][14][15]
- Seismic data processing
- SETI [16][17][18]
- Signal analysis
- Software Defined Radio [19][20]
- Spectral analysis
- Very low frequency (VLF) reception[21]
- WWV frequency measurement [22][23]
Features
- Spectrogram, Spectrum, Waveform, and Histogram displays
- Fourier, Correlation, and Raster transforms
- SNR, THD, SINAD, ENOB, SFDR distortion measurements
- Channel equalization
- Function generator
- Digital down converter
- Audio playing with real-time DSP effects like speed control, pitch scaling, frequency shifting, matrix surround panning, filtering, and digital gain boost
- Audio recording of multiple channels
- JACK Audio Connection Kit sound server support[24]
- Import AIFF, AU, WAV, FLAC, MP3, Ogg Vorbis, AVI, MOV, and other file formats
See also
- Linux audio software
- List of information graphics software
- List of numerical analysis software
- Digital signal processing
References
- ↑ "baudline source code". SigBlips. Retrieved 22 May 2010.
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- ↑ "FreshPorts -- audio/baudline". DVL Software Limited. Archived from the original on 18 May 2010. Retrieved 22 May 2010.
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- ↑ "Linux Online - Application: baudline". Linux Online, Inc. Retrieved 22 May 2010.
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- ↑ License for the binary
- ↑ License for the source code
- ↑ "Acoustic cryptanalysis:On nosy people and noisy machines". Adi Shamir, Eran Tromer. Retrieved 22 May 2010.
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- ↑ "Acoustic Surveillance of Physically Unmodified PCs". Michael LeMay, Jack Tan. Retrieved 22 May 2010.
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- ↑ "2IF03 – Seminar IST Overview of Acoustic Side Channel Attacks". Jan de Muijnck-Hughes. Retrieved 17 February 2010.
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- ↑ "Compromising Electromagnetic Emanations of Wired and Wireless Keyboards". Martin Vuagnoux, Sylvain Pasini. Retrieved 22 May 2010.
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- ↑ "EM-Sniffing". Oswald Berthold. Retrieved 22 May 2010.
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- ↑ "Audio Compression Codecs". E. Olson. Retrieved 22 May 2010.
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- ↑ "Ogg Vorbis and MP3 Audio Stream charecterization". Ayman Ammoura Franco Carlacci. Retrieved 22 May 2010.
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- ↑ "Analyse van de zangstem : geluiden in beeld". Koen Eneman, Tom Francart. Retrieved 22 May 2010.
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- ↑ "Improving the Aesthetic Quality of Realtime Motion Data Sonification". Christoph Henkelmann. CiteSeerX: 10
.1 ..1 .67 .3546 partial
- ↑ "Analizador de un espectro musical". Andrés Jiménez Sánchez, Amaia de Miguel Morate, Javier Villellas Bernal. Retrieved 22 May 2010.
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- ↑ "setiQuest Kepler-Exo4 1420 MHz". baudline. Archived from the original on 18 May 2010. Retrieved 23 May 2010.
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- ↑ "SETI and Kepler-4b". exoplanetology.com. Retrieved 23 May 2010.
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- ↑ "Exoplanetology Kepler 4b and SETI". portaltotheuniverse.org. Archived from the original on 13 May 2010. Retrieved 23 May 2010.
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- ↑ "My First Software Defined Radio (SDR) Receiver - 2nd Section Downconverter". Juan Domenech Fernandez. Retrieved 22 May 2010.
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- ↑ "GNU Radio ist ein freies Toolkit fuer Software Defined Radio". Chaos Computer Club Berlin. Retrieved 22 May 2010.
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- ↑ "Segnali radio a bassissima frequenza (VLF)". Tito Dal Canton. Retrieved 22 May 2010.
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- ↑ "Techniques for Measuring Frequency Off-the-Air". John Ackermann. Retrieved 22 May 2010.
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- ↑ "Using Baudline for Frequency Measurement". John Ackermann. Retrieved 22 May 2010.
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- ↑ "FFT visualizing : Ardour". Paul Davis. Retrieved 22 May 2010.
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