[Bradford] A cheap USB Software Defined Radio

[Alice Kaerast]

Ooh nice, might have to order one. I've got a bandpass filter for civil
airband due to arrive soon for decoding acars with my Funcube, but if this
copes with local interference better then it's probably worth the
investment.

Regards
Alice
 On 2 Apr 2013 13:21, "Andrew Back" <andrew at carrierdetect.com> wrote:

> On 2 April 2013 12:45, Brian A <bradlug at techchico.org.uk> wrote:
> >
> > RTL-SDR - A cheap  USB Software Defined Radio
> >
> > Features:
> >
> >     Freeview (not seen any evidence that anyone has this working in
> Linux)
> >     FM radio,
> >     DAB radio,
> >     PVR hard-disk recorder ( I suspect that this feature will be with
> Windows Software),
> >     Aircraft transponder tracking,
> >     SDR (Software Defined radio).
> >
> > I heard about this on the FrequencyCast podcast, so I followed up the
> show notes here.
> > http://www.frequencycast.co.uk/cast86.html
> > That also gives a link to Amazon where you can buy it for £9.95 with
> Free delivery. It includes a remote control and a simple aerial.
> >
> > I wondered if this would work on Linux. It seems that it does. I found
> this website:
> > http://www.rtlsdr.org/softwarelinux
> >
> > Then I  wondered if it could receive DRM (Digital Radio Mondiale). I
> discovered that it does do DRM. I've wanted to play with a DRM receiver
> this for years but I could never justify the cost of a receiver and I
> didn't want to mess about building one.
> > Here is a YouTube video (I think it's the Windows software that is being
> used).
> > http://www.youtube.com/watch?v=n3I9lWjvsQw
> >
> > The advantage of DRM is that it can use bands like LW, MW & SW. The
> sound quality is an improvement the standard AM transmissions, of which we
> are all familiar. It can be in stereo to and can transmit metadata.
>
> As far as I know those dongles don't go below 64MHz, or thereabouts,
> without modification or an upconverter. The former option being the
> cheaper and making use of a hack to bypass the tuner IC. That is
> unless someone has started selling a new or ready-modified version...
>
> They are hugely fun, though! I used one to receive Mode S
> transmissions from aircraft overhead [1].
>
> Cheers,
>
> Andrew
>
> [1]
> http://www.designspark.com/blog/watching-planes-with-software-defined-radio
>
> --
> Andrew Back
> http://carrierdetect.com
>
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