[sdiy] FM Transmitter IC

Rob Spencer rob at gmsn.co.uk
Mon Apr 25 23:19:32 CEST 2016


That's an interesting point about the CE mark, definitely something I'll need to look into.

Also not to keen on having to cannibalise anything as it will add to production t&c.

Kind regards

Rob 
07590 267835

> On 25 Apr 2016, at 20:52, Gordonjcp <gordonjcp at gjcp.net> wrote:
> 
>> On Mon, Apr 25, 2016 at 07:16:40PM +0100, Rob Spencer wrote:
>> Thanks for the info guys. I’m really short of space which is why I’m trying to keep everything as neat as possible. I need to fit everything into roughly the size of an AA battery, including power. 
>> 
>> It’s for a small wireless controller which needs to send an acoustic signal from a small sensor to a receiver in the same room.
> 
> Why not use some of the 433MHz ISM band modules?  You could also just buy a "car stereo adaptor" and gut it.
> 
> Bear in mind that if it's for a commercial device that you intend to sell, it will need to be thoroughly tested for a CE mark - no self-certifying radio transmitters :-)
> 
> -- 
> Gordonjcp MM0YEQ
> 
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