[OpenTRV-dev] EU radio band 48

[Bo Herrmannsen]

433 should be the "universal" one

2016-06-08 15:12 GMT+02:00 Kevin Wood <kevin at the-wood-family.com>:

> > btw... how are freq set on these things?
>
> By programming registers on the RFMxx module, and they have a range (on
> paper) of around +/-20 MHz so small changes in frequency can be
> accommodated in code for regional variations. Larger shifts in frequency
> (i.e. to the US ISM band) can't, without getting a different module.
>
> Kevin
>
> > maybe we could just program them depending on where they go?
> >
> > there are 3 main options and i think one of them is us only and the other
> > europe only and the last one goes both places
> >
> > 2016-06-08 13:58 GMT+02:00 Damon Hart-Davis <dhd at exnet.com>:
> >
> >>
> >> > On 8 Jun 2016, at 12:56, Joseph Heenan <joseph at heenan.me.uk> wrote:
> >> >
> >> > I believe there is a version of the RFM23B with a 0.1" header fitted.
> >>
> >> 2mm pitch IIRC, bah!, so I was never able to use the one I bought!  %-P
> >>
> >> Rgds
> >>
> >> Damon
> >>
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