DVB on Hackropole

Look up: From the skies

Mon, 13 Apr 2026 00:00:00 +0000

Satellite communications ain’t mystical. Before DVB-S2, another standard was used. To start, here is a baseband signal, sampled at 1 sample per symbol.

Can you recover the transported video ?

The capture contains IQ samples, with each component being a float32.

Look up: Past Future

Mon, 13 Apr 2026 00:00:00 +0000

There is a standard between DVB-S and DVB-S2 known as DVB-DSNG. This is a new baseband signal, at one sample per symbol.

Will you be able to recover the video data?

The capture is in IQ format, with each component being a float32.

Smart TV Locker

Fri, 01 Dec 2023 00:00:00 +0000

You have just bought a new connected TV to watch TNT. Unfortunately, a virus got into it even if you never connected it to the Internet!

To try to understand, you make a capture of the DTT stream with an RTL-SDR.

The file challenge.ts is a capture of the DTT stream in MPEG-2 TS format.