[Coco] demo stuff

Nick Marentes nickma2 at optusnet.com.au
Sun Feb 22 16:23:02 EST 2015


On 23/02/2015 7:18 AM, Simon Jonassen wrote:
> Hey nickĀ“,
>
> These are sawtooth 2 channel tracks with a 58 byte pattern based brain !
>
> http://www.roust-it.dk/coco/4k/utz.mp3
> http://www.roust-it.dk/coco/4k/utz2.mp3
>
> /Simon :-)
>
>

I see. It's just that it has a buzzy sound to it so I assumed it was 
square waves.

Are you varying the amplitude of the waves of is it pulse width modulated?

When I think of 6-bit sound, I think more along the lines of this...

https://www.youtube.com/watch?v=49uB068i3ZU

It's on a CoCo3 running at 1.78Hz with 4 channels but a 2 channel scaled 
down version for CoCo2 could be done.

Nick


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