Tony K=FCbek wrote:

> Robert Wolf wrote:
> <snip>
> >The problem is simple. RF wireless @ 19.2kbs full duplex to 150' a=
nd dirt cheap,
> >with the remote side the size of a silver dollar (3cm or so althou=
gh
> >something the size of an eraser could be made to work as a 'clip o=
n').
> <snip>
>=20
> Well I posted this in the other thread but I'll include it here so =
it will not be missed:
> This is I belive as good as you can get but the price is not 'dirt-=
cheap', I would say
> you get waht you pay for and this is 'fair', they are about $60 (we=
ll down to $45 in quantities)
> each, they have an USB->bluetooth 'dongle' on the pc side, capable =
of 200m range.
>=20
> http://www.blu2i.com/products/info.asp?id=3D1
>=20
> The other side (PIC) will have an standard TTL serial port to talk =
to, capable of 200kps
> which should be enough for most pic's.


Thanks Tony! Looks about the right size, power, range, complexity and=
 price.
But the MOQ will likely be the killer.=20

I once tried to get one of their (TDK) inductive power charging modul=
es.
(perfect for our app.) The MOQ was 5k pieces, 4 months delivery, so I=
 wrote
off TDK as a supplier for anything we do (R&D, maybe 20/year in the '=
trial' phase).
However, I will pursue this one.

I've also been pointed at SDIO WLAN cards. Potentially a solution if =
they
don't mind hanging $$$ worth of WinCE unit on the belt. We'll see.

Thanks to all for raising my hopes.

Robert

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