[Noisebridge-discuss] seeking donation of RFID reader equipment

Jake jake at spaz.org
Tue Nov 6 00:39:41 UTC 2012


well, maybe you're right.

but at 8 cents each they are probably still our best bet unless you can 
find them with the 1-meter antennas already on there.

-jake

On Mon, 5 Nov 2012, Gopiballava Flaherty wrote:

>
> On Nov 5, 2012, at 3:53 PM, Jake <jake at spaz.org> wrote:
>
>> page 7, shows that the chip (the tiny square in the middle) is connected to two large flat metal conductors on either side, which will function as antennas.  They are 3mm by 3mm each.  A dipole.
>
> I'm not saying that that structure can't work as an antenna. I'm saying it does not appear to have been designed for that purpose, and, based on the EM simulations that NXP has in their app notes, you're gonna be lucky to get a centimeter out of that.
>
>
>



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