XBee is very good.  High quality.
Gus

> On Feb 13, 2010, at 2:57 AM, Christopher Head wrote:
>
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> I personally have had good experience with the XBee modules from Digi.
> I've only ever used them in API mode where you send a structured  
> packet
> to the modem and it delivers the payload to the recipient in another
> structured packet, but there is also a "transparent mode" where a pair
> of XBees acts as a dumb serial pipe. No special PCB layout or anything
> needed, just a plain 8N1 NRZ serial interface at up to 250kbps and a
> 3.3V power supply.
>
> Note that there are two versions of the XBee, the old "series  
> 1" (under
> Wireless/Point-to-Multipoint/XBee&XBee Pro 802.15.4 OEM RF on the Digi
> website), and the new ones (2.4, DigiMesh, and other names). I've only
> used the series 1.
>
> Chris
>
> On Fri, 12 Feb 2010 21:08:00 -0800
> Jon Chandler <jon@spintelligentlabs.com> wrote:
>
>> I've been playing with some 2.4GHz UART modules from Sure Electronics
>> I got from ebay.  Decent performance over a 10 meter range.
>>
>> There's information here:
>> http://digital-diy.com/projects/153-sure-24-ghz-uart-module.html
>>
>> Jon
>
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