Using the lasercutter to cut wood shapes that press-fit (or screw) together to build your own knob and slider potentiometers.
Cut-file for press-fit parts and cut-file for screw-together parts:
Applying resistive carbon paint and highly conductive silver paint.
VRI solvent based potentiometer ink >> http://www.conductivecompounds.com/VRI_Variable_Resistance_Carbon_Ink.html
Waterbased silver ink >> http://www.conductivecompounds.com/WB_101_Water_Based_Silver_Conductive_Ink.html
Assembling screw-together knob potentiometers:
Assembling screw-together slider potentiometers:
Assembling press-fit knob potentiometers:
Assembling press-fit slider potentiometers: