USB dsp for $2.23

[wb4jfi]

Patrick Gray wrote:
> Folks,
>
> found this on Deal Extreme http://www.dealextreme.com/details.dx/sku.22475
>
> Can't beat the price.
>
> Pat KF4MTV
>
>
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I'm interested in a couple, but I cannot find if the microphone input is 
mono or stereo.  If stereo, they could be useful with SDR work.  If 
mono, only as a line output, so not as useful.
Terry