home audio system

[Lennart Sorensen]

On Fri, Dec 20, 2013 at 01:56:21PM -0500, William Park wrote:
> I was thinking, something like Zotac ZBOX-ID18-U $139 at
> Canadacomputers. 

Still needs HDMI, still needs storage, and comes with no RAM.  And power
consumption is way higher (the CPU alone is rated 17W).

> Let's look at USB chargers.  Most USB chargers are for charging battery,
> so they may say 5V rms, but their waveform is not what you want to use.
> Now and then (more frequent than I would like), my board doesn't boot.
> I suspected power, because USB chargers had more problems than AC
> adapters.  As last resort, I used ATX power supply, and no problem at
> all.  My point is I shouldn't have to cut and splice AC adapters, hunt
> down oscilloscope, breath that toxic solder resin smoke, etc.  It should
> just work.

Depends on the system.  Some have better voltage regulators than others.

-- 
Len Sorensen
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