The InFiDEL is a cheap (< $5) filament diameter sensor intended for use with FDM 3d printers. rev1A has revised tracing, GND and reduced vias.

Order PCBs:

Compare PCB Prices:

Buy Parts

Adjust quantity:
... 5 more lines
View All


A modified version of an inline filament diameter electronic circuitry This version has been somewhat rewired with fewer vias and all GND signals are connected. Geometric placement of the components has been maintained with the original version