Thank you all for your replies. I didn't even know surround soundcards existed. This looks promising given my budget. In the meantime I found this : https://shop.audioinjector.net/detail/Sound_Cards/Octo+RCA+sound+card Anybody has experience using it with Pd ?
Cheers, Pierre. 2021-03-17 17:53 UTC+01:00, Lorenzo Sutton <lorenzofsut...@gmail.com>: > On 17/03/21 07:42, Pierre Massat wrote: >> Dear all, >> >> I haven't posted anything on this list in years. >> I'm trying to build a system to play several sound files in a loop, >> each around 2 minutes in length, all at the same time. By "several" I >> mean 10 to 15 different files. While I'd have no problem making a Pd >> patch to achieve this, I have no idea what hardware I could use. I >> have a limited budget, and I was planning on running Pd on a Raspberry >> Pi (or similar single-board computer). >> >> Is there any cheap way of outputing than many channels from a single >> (a couple of) RPi ? > > How many are 'many' :-) > > If it's <= 8 channels and you don't care (too much) about latency you > could check out a cheap '7.1' USB card (these can cost less than 30 euro > online) and if it exposes 8 writable inputs via jack that could work. > The physical outputs of these are, of course, unbalanced and in couples > so you'd need to do some cable splitting and then maybe have a mixer > nearby... > I never did this on the RPi but I _did_ something similar with a cheap > 5.1 usb sound blaster hooked to a laptop in the past. > I'm assuming, of course that each file would 'consume' just 1 channel... > > YMMV. > > If you want more than 8 output channels it will be hard to stay 'cheap' > (which of course depends on 'how much' is your limited budget), and then > - of course - you need to check linux compatibility (i.e. if they are > 'class compliant'...) > > My two cents, > > Lorenzo. > > > > _______________________________________________ > Pd-list@lists.iem.at mailing list > UNSUBSCRIBE and account-management -> > https://lists.puredata.info/listinfo/pd-list > _______________________________________________ Pd-list@lists.iem.at mailing list UNSUBSCRIBE and account-management -> https://lists.puredata.info/listinfo/pd-list