More info here: http://www.40percent.club/2018/10/tetris.html [How to order PCBs from gerber files](http://www.40percent.club/2017/03/ordering-pcb.html) EasyEDA ordering info: PCB ![4x4_X](4x4_X.png) Gerber: 4x4_X.zip 76.2mm Max* 76.2mm Max; Layers: 2; PCB Thickness: 1.6mm; PCB Qty.: 10; PCB Color: Green; Surface Finish: HASL; Copper Weight: 1; Panelized PCBs: 1 Files released under https://creativecommons.org/licenses/by-nc-sa/4.0/ ![Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License](https://i.creativecommons.org/l/by-nc-sa/4.0/88x31.png)