VC Aux by Marc BAREILLE pcb layout  

this is one way to connect 'outside' gear with the modular, i made 
one of these few years ago and now i plan to make another for my synth ,but the layout was not that good cause of many jumpers so i remade the old layout and here it is ,it still has lot of jumpers ,this circuit works very well what it's suppose to ,that is how i remember it