On Tue, April 16, 2013 8:42 am, Federico Lopez wrote: > Hi, > > In my work as Front of House sound engineer I am searching for a good > set to tools to run an audio crossover all in linux, I would like to > hear from your experience in that field and will be glad to hear > comments for this attempt. > > Heres is my approach: > > For a flexible crossover do you need: crossover filters, delay for > outputs (to align components), multiple zone handling, filters for EQ, > allpass filters to deal with phase, limiters to protect the speakers. > > Here are some suggest apps : > > Crossover Filters > zita-lrx (Fons Adriaensen) Command line crossover with Linkwitz?Riley > and Butterworth filters, gain and delay for each band, up to 16 chanels, > but you can run various instances to make complex zones. > > Filters > You can make your own standalone filters with FAUST, online examples > include second order bandpass, lowcut. > Bandpass filters of LADSPA in JackRack > > Allpass filters: > 4x4 pole allpass filter, In conjunction with JackRack can be used to fix > Phase response. > > Limiters: > zita-dpl1 (Fons Adriaensen) Look-ahead digital peak limiter. > > My goal is to finish this post: > http://opensourcefoh.meteor.com/posts/qJjYCPJwQohgPutt4 > We have expose some additional outputs in Jamin recently which you might find useful for FOH. But there is a delay in the processing so, probably not good for live sound. YMMV. There is future worked planned for Jamin if/when the current gtk3 version has received some more testing/feedback. That will add a new ui specifically for FOH with multiple user defined speaker systems among other feature requests. You might also like eq10q : http://sourceforge.net/projects/eq10q/?source=dlp Some people are using it as an xover for live sound already. -- Patrick Shirkey Boost Hardware Ltd _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user
