on row/column counts, spacing, and rotation factors, and emits a
=atreus.kicad_pcb= file. The board outline and traces are done by hand
and are stored in the =header.rktd= and =traces.rktd= files
-respectively. The =atreus.kicad_pcb= file can be imported into [[http://kicad.org][Kicad]]
+respectively. The =atreus.kicad_pcb= file can be imported into [[http://kicad-pcb.org][Kicad]]
which can export Gerber files suitable for fabrication. A copy of the
Kicad PCB file is included in the repository if you don't want to
recompile it using Racket. Recompiling is only required if you want to