harmonizing pitch shifter

[jeffaroo]

on the quest for a harmonizing pitch shifter pcb
any ideas ?

[Pvt. Parts]

like this: http://www.generalguitargadgets.com/projects/20-modulationecho/124-dh-pitch-shifter ?

[jeffaroo]

nah, that one doesnt sound so good.
or at least the video of the pink one wasnt good
looking to play the note and a +1 octive at the same time
kind of a brian may sound