Have a look at this:

http://www.al-williams.com/wd5gnr/rfrem.htm

Quick, dirty, cheap...

Al Williams
AWC
* Easy RS-232 Prototyping
http://www.al-williams.com/awce/rs1.htm


> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Giles
> Sent: Monday, January 21, 2002 4:55 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: [EE]: RF switch
>
>
> I need to find a quick and simple solution.
> I need to turn on a battery operated device with some kind of
> RF switch.  I would like to find a ready made transmitter
> module, like a car remote unit that I can buy ready for use.
> The other end is the custom part.  I can design a PCB for it.
>  but I will need to go by what remote I am using and it's
> decoder.  Anybody got a good reference or link I can use?
>
> Best regards,
> Giles
>
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