On 2 August 2013 16:03, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote: > How does the cpu usage look if you encode to wav? Recording just to WAV on Raspberry PI is about ~50% of CPU: http://s.natalian.org/2013-08-02/1375433595_1366x768.png What's a good bitrate candidate? Sorry I don't know.