How does a loudspeaker work?

Posted on Leave a commentPosted in Audio

Here is a demonstration I found on YouTube which I think is very useful to show the components of a loudspeaker and how it works. http://www.youtube.com/watch?v=3ZQqCyRQFB4& The electrical current flowing through the voice coil creates a magnetic field that interacts with the permanent magnet’s field. As the signal changes polarity, this magnetic interaction forces the […]

JACK audio plugin – gate/expander with sidechain

Posted on 4 CommentsPosted in Audio, GNU/Linux, Technology

I decided to write my own audio plugin, a gate/expander, because I couldn’t find a good equivalent plugin. You can download a patch for calf-plugins git tree here. To fetch the plugin code and patch to my version: git clone http://repo.or.cz/r/calf.git calf cd calf git apply path-to-my.patch ./autogen.sh ./configure –enable-experimental make sudo make install I […]

Installing professional audio software for Ubuntu Linux

Posted on 3 CommentsPosted in Audio, GNU/Linux, Technology

While Linux doesn’t have a piece of software that rivals the usability of Pro Tools, you can still do high-quality audio recording with Ardour DAW, a professional digital audio workstation. written for linux/osx. Also, you can use your linux machine as a virtual synthesiser by using VST instruments and recording directly into Ardour DAW. Currently, […]