Tony Smith wrote:

>> Yes, Microchip has passive RFID chips that can do that. But 
>> I'd need something that is already certified...
> 
> Certified?  What do you mean?

If you want to sell something that emits RF, in most countries you need a
certification. I'm looking at the US market for this, so I need FCC
certification. From all I hear, it's too expensive to do it for these
low-quantity products, so the way to go is to buy the RF part already
certified.

Gerhard

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