Re: Fwd: Card Inserted/Removed when holding card near reader

Thanks for the answer and SCL010 tip Bruno. I'm really disappointment with
my omnikey reader as I dished out a lot of money on it, but maybe it's just
a damaged unit. Oh well...

Regards,

Adam


On 10 March 2014 03:16, Bruno Jesus <[email protected]> wrote:

> On Sun, Mar 9, 2014 at 8:59 PM, Adam Miartuš <[email protected]>
> wrote:
> > Hello everyone,
>
> Hi =)
>
> > I think I have a problem when holding card over card reader. If I leave
> card
> > on reader in one sweet spot everything works as intended, but if I try to
> > hold card in air in proximity of reader (as normal user would probably
> do)
> > or if I leave card on reader but slightly moved away from sweet spot
> (like 2
> > mm to side) pcscd logs report card being inserted and removed in
> > approximately 0.5s intervals.
> >
> > I don't know if this is normal mode of operation or if it is a problem. I
> > know it could be anything but maybe someone here had a similar problem
> > before and will be able to help me.
>
> It happens with most contactless readers, some readers can read cards
> from 0 to 10cm, others from 0 to 3cm. Some readers can't read certain
> cards when they are exactly over then too, it may depend on the type
> of the card (type A,B,FeLiCa). Your reader hardware antenna may be
> simply bad and can't read the card  if it's not in the expected
> position. One of the best readers I have tested so far is the SCL010
> which can read mifare cards up to 8cm of distance and with some
> degrees of freedom. This is not related to pcsclite and you can expect
> the same behavior in Windows.
>
> > Regards,
> > Adam
> >
>
> Best wishes,
> Bruno
>
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