What would be the best way to get something like this with a 3-4 positon switch? The Bartolini MCT-3MC used to be a thing but it doesn't seem to be around anymore.
Bartolini HR-4.7 - 4 knob prewired harness - Volume - Blend - Mid (w/ switch) -Treble/Bass stack (NTMB-918F 3-band Preamp/ Tone Control Module)