Automatic Music June 21, 2018

Working patch diagram for the control section of today’s automatic music patch

My work process often involves visualizing and then drawing out a patch diagram for complex control with feedback.  The patch shown uses all of the modules from the patch of a few days ago, plus two Minislews.  The patch description follows.

Just Friends six cycling/shape outputs (envelopes) are sampled by six S&H set up in Mutable Instruments Stages.  The six S&H outputs go to two places.  In pairs UV, WX, YZ, they go to three VCAs, which multiply them together and feed back to control Curve, Intone, and Time on Just Friends.  The six S&H are also re-sampled by four Tromsø clocked S&H and the two S&H of the Ultra Random Analog (URA).  The Tromsø and URA feed back their sample outputs to their own FM inputs.

Next, two of the Tromsø S&H outputs (C,D) and the two URA outputs (E,F) control the Rise and Fall times of the Minislews.  Finally, the Minislew EOR and EOC pulses clock the six Stages S&H.

Not shown is the audio path.  It consists of Klavis Twin Waves VCO, Mutable Instruments Clouds, and Erica Synths Black Hole DSP.  S&H outputs from the control patch go to the VCO frequency, the VCO parameter (changing wave shape), Clouds Density, and two parameters on the DSP effect.  Minislew outputs control the level of the two audio channels going into Clouds, using the Intellijel uVCA II.  An interesting aspect of the patch is that the Minislews clock the S&H that eventually feed back to controlling their own rates, but indirectly through the secondary S&H.

The patch had been left running for over three hours.  I went into the studio, pressed record, and then turned up the level.  The rest followed without further intervention from me.

 

One Response to Automatic Music June 21, 2018

  1. Richard says:

    The MP3 compression on this recording (256K BPS) may be doing something to the noisy parts, making them sound a lot more distorted.

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