Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Laurent de Soras
Pablo Riera wrote: I try some stuff on Rpi with supercollider + jack but I couldn't manage to have lots of performance. As a synth it would crash with more than 6 polyphony with 256 sample buffers. I think the supercollider build was messed up but need more testing. What audio framework are

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Teemu Pohjanlehto
Xmos dev boards are also something to think of. You lose the easy "Hey there is a ready-made library for almost everything" you have with Teensy or Arduino, but you gain a lot of processing power for little money. I have used the cheapest one: https://www.xmos.com/support/boards?product=17441

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Pablo Riera
Yes! I forgot Axoloti. Great specs and price. El jue, feb 16, 2017 01:40 AM, Bennett Dobni escribió: > http://www.axoloti.com/ > > > > > On Wed, Feb 15, 2017 at 11:02 PM, Pablo Riera > wrote: > > Hi, > > I am collecting information on how to accomplish

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Laurent de Soras
Does anyone has experience with some of these combinations or others Teensy + audio board is popular too. and could share comments on technical issues, ease of use, latency, audio quality (noise, max sampling rate), etc. I’m working on something using a Raspberry Pi 3 + USB audio. Latency

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Pablo Riera
El jue, feb 16, 2017 06:11 AM, Laurent de Soras escribió: > Does anyone has experience with some of these combinations > or others Teensy + audio board is popular too. Great. This looks pretty good https://www.pjrc.com/store/teensy3_audio.html > and could share

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Philippe Wicker
> On 16 Feb 2017, at 13:49, Laurent de Soras wrote: > > Pablo Riera wrote: >> >> I try some stuff on Rpi with supercollider + jack but I couldn't >> manage to have lots of performance. As a synth it would crash >> with more than 6 polyphony with 256 sample buffers. I

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Laurent de Soras
Philippe Wicker wrote: the A15 is not good at providing a sustained high cpu usage without getting rapidly too hot.You rapidly get a throttling cpu (the OS reduces the core frequency to a bare minimum [...] the code compiled in 64bit for the 1.5GHz C2 runs nearly as fast than the same code

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread Andrew McPherson
On Wed, Feb 15, 2017 at 11:02 PM, Pablo Riera wrote: > I am collecting information on how to accomplish DSP projects (mainly > synths, only output) with low cost or makers boards. > > -Arduino Uno 16 bit PWM, 25 usd > -Arduino Due 12 bit DAC, 50 usd > -Beaglebone + Bela

Re: [music-dsp] Low cost DSPs

2017-02-16 Thread robert bristow-johnson
� the target is more for stomp boxes, and i am curious as to where the intended market is or will be but the Snowbird from Danville Signal Processing has a 21479 SHArC DSP in it. �i've done some assembly level coding on it. �i dunno how to buy it other than to contact the manufacturer. �the