[Noisebridge-discuss] a networked sound system idea

[Joel Jaeggli]

On 10/11/10 11:37 AM, miloh wrote:
> 
>     Challenges:
>     Can someone make a generic module which will plug together with
>      any speaker and power amp combo?  Would be nice to have a box
>      which is "portable".
>     Can it be done with an arduino?
> 
> 
> 
> There are application notes describing how Maxim's TINI chip and some
> DAC's to make (probably crappy sounding) networked speakers -- circa 2004. 
> http://www.maxim-ic.com/app-notes/index.mvp/id/3266
> 
> For the syncing issues, perhaps a Right channel/Mono loudspeaker could
> be built as the server for client channels, with auto arrangement with
> relative location awareness!  Power is very much an issue still, which
> POE doesn't help with (POE spec ~25W at the most, right?).

802.3at can do 51w at 100 meters with all 4 pairs of conductors. that
said even 25w is a lot with a class-t amp.

> 
> Perhaps it would be liberating to think of the design in terms of the
> Atmel AVR family rather than just Arduino devices.
> 
> 
> -rma
> 
> 
> 
> 
> 
>  
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> 
> 
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