Re: 150Khz Antenna question

René wrote:
> On Thu, 03 Jul 2008 14:33:57 GMT, "Jacques St-Pierre"
> <multelec@[EMAIL PROTECTED]
> wrote:
> 
>> am sorry I can not give much detail, but my customer did not wish to 
>> disclose much information and he also did not give me much to work on.
> 
> Look at the Atmel U2270. (RFID frontend)
> It is made for 125 KHz, but it is not hard to alter.
> 
> I could reasonably easy get 100V p/p in a simple aircoil / capacitor
> resonant series circuit, this from 5V.  Boosting the signal would not
> be that hard. As you will not be doing RFID (I guess) the Q can be a
> lot higher, and as such the peak voltage.
> 

Alter? And then a huge green van stops in front of the building, a few 
guys in battle dress hop off, some commotion is heard from the 
stairways, sirens can be heard coming closer ...

-- 
Regards, Joerg

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