diff --git a/CAD/Flat pattern - finger.DXF b/CAD/Flat pattern - finger.DXF
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diff --git a/CAD/PWM_face.DXF b/CAD/PWM_face.DXF
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index 0000000000000000000000000000000000000000..aa94c795be878f87d2a213ac50f074326759d23a
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diff --git a/CAD/tab.SLDPRT b/CAD/tab.SLDPRT
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index 0000000000000000000000000000000000000000..14277798e201a982c00f73b956398f9fa4629b60
Binary files /dev/null and b/CAD/~$PWM.SLDPRT differ
diff --git a/CAD/~$SlimStack_scaled.SLDPRT b/CAD/~$SlimStack_scaled.SLDPRT
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diff --git a/CAD/~$finger.SLDPRT b/CAD/~$finger.SLDPRT
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diff --git a/CAD/~$tab.SLDPRT b/CAD/~$tab.SLDPRT
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diff --git a/writeup/1-EDM.md b/writeup/1-EDM.md
new file mode 100644
index 0000000000000000000000000000000000000000..83a4f4d0ae355ef69b23236bd85df6ff7a8e6204
--- /dev/null
+++ b/writeup/1-EDM.md
@@ -0,0 +1,14 @@
+Today we tried to make some test cuts to see if it was possible to make the leadframes that are stamped in the Molex connectors using EDM. 
+
+I designed a simple finger pattern with varying width fingers and we tried to cut it on the sodick out of 0.1mm thick copper shim stock. 
+
+It was quite difficult to cut because the material is quite thin. We fixtured it the best we could across a corner of the base, but this still left a significant unsupported span that could be flexed easily by hand. 
+
+![Part in the EDM](edm.png)
+
+When we tried to cut it, we found that the machine would cut, but the wire would always break after a few millimeters. We think this is because the water jet around the wire vibrated the copper plate, causing it to contact the wire and break it. 
+
+![Resultant cut](cut.png)
+![Locations of wire breaks](breaks.png)
+
+It may be possible to eliminate the vibration by sandwitching the copper sheet between the sacrificial thicker plates of metal or slamping many copper sheets together, but a different fabrication technology is probably better suited to the task. 
\ No newline at end of file