A Modern Holden style Rotary Crystallizer, using off the shelf parts (apart from PCB), capable of growing large optically clear crystals of Potassium DiHydrogen

A Modern Holden style Rotary Crystallizer, using off the shelf parts (apart from PCB), capable of growing large optically clear crystals of Potassium DiHydrogen Phosphate (KDP) in just 7 days!