[sdiy] Magnetic and electrical field sensors for EMC testing

[Roman Sowa]

looks like basic radio, RF amp and detector, probably controlling VCO or 
directly driving the headphone with detected signal.
For the price shown should be cool.

Roman

W dniu 2013-11-27 06:54, Barry Klein pisze:
> Hi,
> Wondering if anyone here's tried this thing:
> http://www.elektor.com/news/elektor-tapir-sniffs-out-electro-smog.2200626.lynkx
>
> It sniffs out EMI sources and makes them audible.  Be cool to try two of
> them for stereo.
> Maybe helps debug the TB303 noise problem - but fun otherwise.
>
>
> Barry
>
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