248s MARF Expander PCB.
This module allows you to expand from 16 steps to 32 steps.
Please note that this Expander module requires a small modification on 248s MARF rev2.1 PCBs. Please also make sure to download the latest 248s MARF firmware version 2.5. No modification needed on 248s MARF PCBs with revision #2.3 and higher. Firmware version 2.5 is required and can be downloaded from the MARF product page.
The PCB is black with golden solder pads. Every component is through-hole.
The PCBs are sold unpopulated and need to be stuffed by yourself. Basic electronic skills are needed.
We will not take any responsibility for damages or injuries when building and running the offered PCBs or full sets.