началось всё со статьи в Elektor 06-2010

и оотуда эти ссылки

Audio Analyser:

http://softsolutions.sedutec.de/audioanalyser.php

BIP Oscllloscope:

http://www.electronics-lab.com/download ... index.html

BIP Sine Wave Cerrerator:

http://www.electronics-lab.com/download ... index.html

http://www.electronics-lab.com/downloads/pc/index.html

Arrdio Sweepgen:

www.satsignal.eu/software/audio.html#SweepGen


Multisine:

http://softsolutions.sedutec.de/multisine.php


SigJenny V0.989:

http://www.natch.co.uk/downloads/SigJenny/SigJenny.html


Aurdio Test Bench:

http://www.higherfi.com/software.htm


Soundcard 5cope:

www.zeitnitz.de/Christian/scope_en


VisualAnalyzer:

www.sillanumsoft.org/prod01.htm

На здоровье