On Wednesday 9 January 2013 13:24:25 Mauro Carvalho Chehab wrote:
<snip>
> Yes, it makes sense to document that the signal strength should be reported
> on either dBm or dBµW, if the scale is FE_SCALE_DECIBEL. I prefer to specify
> it in terms of Watt (or a submultiple) than in terms of voltage/impedance, as
> different Countries use different impedances on DTV cabling (typically,
> 50Ω or 75Ω).
>
> So, either dBm or dBµW works for me. As you said, applications can convert
> between those mesures as they wish, by simply adding some constant when
> displaying the power measure.
>
> As the wifi subsytem use dBm, I vote for using dBm for the signal measure
> at the subsystem (actually, 0.1 dBm).
>
0.1 dBm suits me. I just want something that I can present to the end user in
a format that will match their aerial installer's kit.
--
Simon Farnsworth
Software Engineer
ONELAN Ltd
http://www.onelan.com
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