Saturday, November 10, 2007

Impulse Tracker

Impulse Tracker is a multi-track digital sound tracker (music sequencer) which proliferated on the DOS platform. It was authored by Jeffrey "Pulse" Lim, and example music was provided by Jeffrey Lim and Chris Jarvis.

The software was distributed as freeware, though the author supplied extra features, such as support for WAV output and IPX networks, for a fee (in the order of US$30). After the stereo WAV writer plugin was publicly pirated, the original author announced that he would discontinue development after version 2.14. Impulse Tracker's interface was very similar to and could be considered the spiritual successor of ScreamTracker 3. It was comparable to its rival FastTracker. The entire program was coded in Assembly language.

Like in most module editors, music is arranged on a grid of channels. Each supports note on and note off instructions similar to MIDI. Impulse Tracker modules use the .IT file extension.

One of the features which set this MOD editor apart was NNAs, New Note Actions. If a note on command is received on the same channel as another instrument which is still playing, NNAs allow the user to customize the subsequent action:

Cut: The new instrument replaces the current instrument.
Continue: The old instrument continues to play using its ADSR curve.
Off: The old instrument begins the release section of its ADSR curve.
Fade: The old instrument fades out to 0 volume at a designated rate overriding the ADSR curve.
Another feature that set Impulse Tracker apart from other trackers was its support for hardware MIDI channels on the Gravis Ultrasound, InterWave and Sound Blaster 32 card families (provided enough RAM is available).

Internet Television

Internet Television is available from the Web, and is accessible without the need for either a set-top-box, a specific carrier or an operator. It is easily viewed by connecting the television set to the video output of the computer and accessing the streaming video.

The greatest core theme of the free Internet Television model is that it is based on the same publishing model that exists on the Web: it allows access to an open platform, that anyone can access, use and build for, together with the development of open source software, open standards and formats.The first country in the world to have its own Internet TV model was Cyprus, which launched Cyprusitv in March 2006. This project was created by Dean Di Libero using the Narrowstep telvOS operating system. In the United State the first tourism organization to launch Internet TV model was Tourism Massachusetts. The site featured over 30 episodes and helped to increase Massachusetts' international tourism by 27% in one year. The site was the brainchild of the orgnaization's CEO William H. MacDougall. Ultimately, the site fell victim to a suspension of funding by the new Governor and the internicine warfare of the tourism industry.

Those that create valued and interesting video products have now the opportunity to distribute them directly to a large audience - something impossible with the previous television distributing models (closed software, closed hardware, closed network). The free model has been used around the globe by local and independent television channels aiming for niche target audiences, or to build a collaborative environment for media production, a platform for citizens' media. It isn't strictly a citizen's format either as the broadcast model used in television for decades will begin to find competition in Internet television supported by advertising.
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