Re: [Discuss-gnuradio] about use of BBN 80211 code in frequencies other than regulated ones

[Rafael Diniz]

Brian,
True, WiFi is very wideband.
What do you recommend for lower bandwidths digital modulation (that is
already implemented in gnuradio) for usage in HF spectrum?

Thanks,
Rafael Diniz

> On Thu, Nov 5, 2009 at 10:00 AM, Rafael Diniz <address@hidden> wrote:
>> Hello people,
>> Have anyone tried to run the BBN 80211 code in frequencies lower than
>> 2.4GHz (using RFX400 for example)?
>> Does it works fine? I'm thinking if it's possible to make links using
>> 802.11 in bands like the VHF or UHF ones (and why not HF), that can take
>> advantage of a better radio propagation, especially in areas where radio
>> regulation do not apply (indian reserves, isolated communities in rain
>> forest, ...).
>
> Finding 20MHz worth of bandwidth that is open in HF is impossible.
>
> With great radio propagation comes great responsibility.  Instead of
> your neighbor barely hearing you, you are now constantly shouting in
> their ear.  Probably a situation that won't end nicely.
>
> That is not to say you couldn't try changing the bandwidth of the
> overall waveform by slowing down the chipping rate or come up with
> other ways to limit the bandwidth to be more friendly in the spectrum.
>
> Brian
>