* Federico Lopez <fede2001@xxxxxxxxxxx> [2013-04-16 00:42]: > 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. Look at Pd (http://puredata.org/) which can implement all these filters and delays and limiters, though possibly not at the same ready-made quality level than Fons' amazing work. P > > My goal is to finish this post: > http://opensourcefoh.meteor.com/posts/qJjYCPJwQohgPutt4 > > > Thanks in advance, > > Federico Lopez > > > > > > > _______________________________________________ > Linux-audio-user mailing list > Linux-audio-user@xxxxxxxxxxxxxxxxxxxx > http://lists.linuxaudio.org/listinfo/linux-audio-user _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user
