4 x stereo crossfader - does it exist yet?

Hello everyone! I’m been doing a little composing lately and have a need for a crossfader module to crossfade between 4 different stereo signals. At first, I was daydreaming about a module that looked like this:

… with 4 stereo inputs (A,B,C,D) and a stereo output, and a x/y controller for fading between them.

Maybe there could be cv controls available for X and Y as well:

But before I dive in and build this module myself, if there an existing module that already does this?

Thanks!
Bret

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I think Vector Mixer from @synthi is not only stereo but polyphonic.

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@stoermelder

Thanks Ben, that’s exactly what I needed and more!

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and is there a module able to crossfade between 4 sources (or more) with a single knob ?

from the description it sounds like VectorMixer already does?

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You could probably patch something similar to this module by Doepfer using an offset generator and ShapeMaster. Just draw the envelopes the same as in the Doepfer (each one occupying its own channel in ShapeMaster) and use the offset voltage to scan through all channels at the same time. Then you can control the transition from a single knob.

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For crossfading between poly channels, there is also Venom Poly Fade.

Turn off the internal phasor, and patch in a knob controlled phase signal into the phasor input. The envelope for the channels is configurable, as is the width (amount of channel overlap). You can overlap more than two channels at a time.

The Stoermelder Rotor can do the same, without the envelope shaping or width variation. But it requires a SUM module to combine the poly outputs into one crossfaded mono signal.

I am thinking of creating a 3-D crossfader (or morpher) with 8 mono inputs (with option for 1 poly input with 8 channels). It would have X, Y, and Z crossfade knobs and inputs to control the amount of each of the inputs in the output. If this already exists, then somebody tell me and I may reconsider.

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