[sdiy] FM Transmitter IC
gordonjcp at gjcp.net
Mon Apr 25 21:52:18 CEST 2016
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 :-)
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