[NetBehaviour] TI99 "vintage" home computer system.

clemos cl3mos at gmail.com
Wed Jul 5 11:00:08 CEST 2006

oh yeah
I love
my thomson TO7-70 will do so one day


On 7/4/06, marc <marc.garrett at furtherfield.org> wrote:
> The TI99 "vintage" home computer system.
> The TI99 is a "vintage" home computer system from 1981 made by Texas
> Instruments. You can probably search all the details about it on the
> wikipedia or google but the main thing to note was that it hooked up to
> your TV and didn't require any sort of special monitor. Over the past
> year I've been messing these computer up by short circuiting their video
> circuitry and adding mods that will do all sorts of crazy things to the
> graphics. Over the past year I have been able to get to TI99 glitch out
> in realtime to audio. First this was acheived by hooking the circuits of
> other sound making devices directly up to it. Second was by adding a
> modification that used little "switches" that glitched the video
> circuits in time with any line level audio signal plugged into it. What
> I have not done is program the device to do any of the things it does.
> The processor is far to slow to render graphics of the complexity and
> rate acheived by direct hard-wire hacking. So to sum it all up: The TI99
> home computer's internal circuitry has been modified to do all sorts of
> strange glitchy things.
> "When spring of 2005 rolled around, I had amassed a formidable army of
> circuit bent toys and got the bright idea to start performing with them.
> I started been working with Pure Data as a means of recording samples
> from the bent toys and manipulating both the toys and the samples in
> realtime. It was a distinct move to start performing and to get away
> from the through composed musique concrete style I had been comfortable
> with. Although it was an interesting spectacle to be up on stage with a
> laptop and a table of helplessly tweeked toys, I felt like something was
> missing from the performance. Bobbing about wildy over a table of odd
> electronics resembled some sort of occult ritual and was a little
> removed from the wild sounds coming out of the speakers. I needed to
> have the process visualized to ease people into the subdued madness
> taking place on stage. After watching a few underground electronic
> groups in Denver perform around town I got the hint that live video
> projection was a way to draw people into the performance. I had my own
> ideas about video though and would be damned if I was going to let some
> hack VJ (with all due respect) bust my glitched lo-fi aesthetic with
> some super smooth screensaver eyecandy. I had an old TI computer lying
> about for speech chip bending purposes but couldn't find the right
> cartridge to tap into it. I figured since I wasn't going to use it for
> anything else, that I should pop it open and start prodding about. After
> the first few contacts I had found pure 8-bit pixellated gold. In May
> 2005 I had completed my first TI99 bend and life has never been the same
> since."
> http://www.art-rash.com/pixelform/media/TI99/index.html
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