[time-nuts] Using cheap sound cards for measurements

Stan, W1LE stanw1le at verizon.net
Sun Aug 23 13:24:05 UTC 2009


My limited experience with this USB soundcard was the ease of getting it 
working with Windows Vista home premium.
Another PCI sound card, the Delta 44, was a big problem, at least for me.

Stan, W1LE


Don Latham wrote:
> Ok, I have looked at a few USB cards and reviews. For SD radios, and 
> as far as I can tell for time use, the Creative E-MU 0202 will do 
> nicely, at a reasonable cost of $99.00.
> According to the company info, the E-MU 0404 might be synchronizable; 
> it costs about $150. The plug-in card (takes two slots) equivalent to 
> the 0404 is apparently the E-MU 1212.
>
> It might be possible to modify the 0202 to provide an external 
> clocking signal, at least to provide a more stable oscillator, I don't 
> know. The 100 ps jitter if true is satisfactory?
>
> Oh, the 1212 input amplifiers are DC coupled (!).
> I suggest, of course, that interested parties have a look at the website:
> http://us.creative.com/products/welcome.asp?category=237
>
> I'll probably be ordering an 0202 in the near future.
>
> Don Latham
>
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