Norbert HeinzBesides changes in wire feeding, the new clamp for connecting the 0.2mm electrode wire to the 12V of the supply voltage are the major upgrades:
Engraving with 12V works!
A project log for Spark erosion: Detailed view, simple machinery
Have a close look at how Electrical Discharge Machining (EDM) works and what can be achieved with a simple setup
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