Archive for December, 2007

Scanning of H.264 DVB channels under Linux

December 29th, 2007

At present scan from dvb-apps doesn’t support the DVB-T test multiplexes currently running in NZ because it doesn’t recognise H.264 as a valid video stream. The recent switch of the TVNZ DTT Mux to AAC based audio has complicated matters further as these are also not recognised. We aren’t alone in NZ with these issues. [...]

TVNZ DTT Mux Changes

December 16th, 2007

It certainly looks like they are planning on making DTT services here in NZ very interesting from a technical perspective. On Friday the TVNZ Multiplex refreshed with some major changes. Rather than using MP2 audio streams they switched to AAC audio. This means that they can use a much lower bitrate for around the same [...]

MythTV Multiswitching HowTo

December 16th, 2007

Dean Pemberton has produced an excellent write up on how to use a DVB-S Multi switch with MythTV. You can find the details at the main MythTV Wiki. MultiLNB_Switch_Setup These multi switches allow multiple DVB-S tuner cards or satellite receivers to share a series LNBs each of which picks up signals from a different satellite. [...]

Installation of Technisat SkyStar 2 DVB-S with serial remote into Mythbuntu 7.10

December 12th, 2007

This posting on the Technisat SkyStar remote by Steve Holdoway has now been moved into the MythTV Articles section.

NZ DTT Testing

December 10th, 2007

The Auckland DTT (Digital Terrestrial TV) Tests fired up over the weekend. The Waiatarua transmission is currently showing 14 active services, although some have duplicate video streams Linux users can either use the tool w_scan to perform a full UHF scan for potential DVB streams, or the following to perform a quick channel scan with [...]