Chris Kirtley wrote : > Dear Chris, > > That's interesting - up till your explanation I'd been under the > misapprehension that the anti-shoplifing tags were the same as RFID > tags. Now I see that they are not. Actually, it looks like these (the > anti-shoplifing type) are really what I am looking for. How do I get > hold of some, together with the associated driving coils etc.? > Try the Search Engines for Anti-Theft Tagging or Security Tagging and look for Antenna Heres one URL to give you an idea of what to expect http://www.thenetworlduk.net/Ideal/product/taggingproducts.asp Your main problem may be getting tags in reasonable quantities. i.e. less than 1000 or even 10000. I would suggest grovel mode at your local Mall might be the best option, or manufacture your own tags, Double sided sticky tape, aluminium cooking foil and a sharp knife plus an example to copy. But I thought the idea was for the Inductive Link to kick off the TX on the moving body. If the tag is on the body, its not going to help surely Regards Chris -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu