[ale] Radio-frequency identification (RFID) chips

[Dow Hurst]

You sound like someone that ought run a physics lab!
Dow


James P. Kinney III wrote:
> On Fri, 2004-01-09 at 23:59, Bob Toxen wrote:
> 
>>On Wed, Jan 07, 2004 at 02:39:53PM -0500, Mazukna, Tomas wrote:
>>
>>>It is time to get some of those RFID tags and start playing.
>>>We need a device to fry them :)
>>>Sounds like a great idea ... New gizmo you install in you cars trunk and
>>>it fries rfid tags on your way home from store.
>>
>>I agree that a microwave would be easiest.  My tesla coil will do a fine
>>job but they are non-trivial to buy, steal, or build.  I suspect that
>>a police radar gun will work up to some distance but I think that they
>>go for something like $3000.
> 
> 
> Oudin coil would also likely work. Buy a full spool of #24 enameled wire
> of around 10k' long. Remove as much of the middle of the spool as
> possible to make the hole larger. Put in the largest soft iron core you
> can fit. Flatten a 10' section of 1/4" copper tubing and wrap it around
> the entire spool. Take care that the copper coils do not touch or
> separate with paper. connect the ends of the copper pipe to the 120V
> 60Hz power supply near the circuit breaker. The resulting magnetic field
> will obliterate radio and tv transmissions for about 2 miles.
> 
> Hook that up to a tesla coil for some real fun.
> 
>>>Tomas
>>
>>Bob
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>>
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Dow Hurst                  Office: 770-499-3428            *
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