How Do We Escape Computer Controlled Propaganda Flow

[Zenaan Harkness]

On Mon, Nov 09, 2020 at 03:32:19PM -0500, Karl wrote:
> On Mon, Nov 9, 2020 at 2:20 PM \0xDynamite <dreamingforward at gmail.com> wrote:
> >
> > > > > > >         how can computer programers fix a political problem?
> > > > > >
> > > > > > By making an underground network.  Ad hoc, mesh networks....
> > >
> > > if you wanted to get really sneaky, i suppose you could record
> > > emissions from some other device, play them back at a high sample
> > > rate, and encode your information in 'normal' variations in their
> > > behavior.
> >
> > How do you even "record" a radio transmission?  I mean, without
> > converting into the visible spectrum first, which by the way just
> > shows that the visible spectrum just can't be the same as the EM
> > spectrum.   It must be orthogonal to it.
> 
> You can make an iq log with gnuradio or pothos.  The featureset for it
> might be a little buggy, but it should be easy to shore up.  You
> basically get a stereo audio file at an unimaginably high sample rate.

No.  Try this: s/unimaginably high/sufficient/

We need to think like engineers, not defeated conspiracists…


> Then we get to separate the signal out from the other things in the
> recording, so as to reproduce it.
> 
> The bandwidth (range of high and low frequencies) of radio signals is
> far beyond that of any normal receiver, too, so you may need multiple
> receivers or to record the signal many times, (or ideally to learn
> radio engineering and join up with folks making open source sdrs).
> 
> The latest post to rtl-sdr.com is about recording airplane radio
> transmissions to identify the craft based on its transmission hardware
> quirks, which is a beautiful thing to see:
> https://www.rtl-sdr.com/rf-fingerprinting-ads-b-signals-for-security/
> 
> >
> > Cool idea though.
> >
> > \0xd