[sdiy] Looking for a certain circuit for generating 3D vectors on an oscilloscope

[Bruno Afonso]

Next level stuff: https://www.youtube.com/channel/UCECl4aNz5hvuRzW5fgCOHKQ


On Tue, Apr 4, 2017 at 8:16 AM Jean Bender <lofideadbeat at gmail.com> wrote:

> Thanks a lot!
> Happy too to get it again !
> Beat
> J.
>
> Le 4 avr. 2017 10:06, "Tom Bugs" <admin at bugbrand.co.uk> a écrit :
>
> Popular Electronics "The Oscilloscope Graphic Artist"::
>
> https://www.muffwiggler.com/forum/viewtopic.php?t=136469
>
>
> On 04/04/2017 08:49, Ove Ridé wrote:
>
> I once saw a schematic for a circuit that allowed you to create 3D
> looking vector shapes on an oscilloscope in XY mode. It was described
> in an article from, probably, the '70s. It had controls for level and
> "harmonic" of oscillators labelled A, B, C, D, and some internal
> routing of those. (Really, internal selection of whether to use the
> triangle or square output from each oscillator.) I went as far as
> making a replica of said circuit in Reaktor, which works pretty
> nicely. BUT I have managed to misplace the files of the original
> schematic, as well forget the name of this circuit. Does this ring a
> bell to anyone? I'm currently looking into building the analogue real
> deal.
>
>
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