diff --git a/chasis/3d_printable_scad/freecad.stl b/chasis/3d_printable_freecad/freecad.stl
similarity index 100%
rename from chasis/3d_printable_scad/freecad.stl
rename to chasis/3d_printable_freecad/freecad.stl
diff --git a/chasis/3d_printable_scad/sensor_chasis1_bin.stl b/chasis/3d_printable_scad/sensor_chasis1_bin.stl
deleted file mode 100755
index 47bb7af..0000000
Binary files a/chasis/3d_printable_scad/sensor_chasis1_bin.stl and /dev/null differ
diff --git a/pcb/sensor-board.bak b/pcb/sensor-board.bak
deleted file mode 100644
index 2673e60..0000000
--- a/pcb/sensor-board.bak
+++ /dev/null
@@ -1,448 +0,0 @@
-EESchema Schematic File Version 2
-LIBS:power
-LIBS:device
-LIBS:transistors
-LIBS:conn
-LIBS:linear
-LIBS:regul
-LIBS:74xx
-LIBS:cmos4000
-LIBS:adc-dac
-LIBS:memory
-LIBS:xilinx
-LIBS:special
-LIBS:microcontrollers
-LIBS:dsp
-LIBS:microchip
-LIBS:analog_switches
-LIBS:motorola
-LIBS:texas
-LIBS:intel
-LIBS:audio
-LIBS:interface
-LIBS:digital-audio
-LIBS:philips
-LIBS:display
-LIBS:cypress
-LIBS:siliconi
-LIBS:opto
-LIBS:atmel
-LIBS:contrib
-LIBS:as5043
-LIBS:valves
-LIBS:sensor-board-cache
-EELAYER 25 0
-EELAYER END
-$Descr A4 11693 8268
-encoding utf-8
-Sheet 1 1
-Title "AS5043 encoder"
-Date "2015-12-07"
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