
Cost-Effective Spin Coater
A benchtop spin coater with closed-loop speed and acceleration control, built from catalogue parts for about ₹3,000.
Arduino · Embedded C · PID control · Gain scheduling
2projects · all work

A benchtop spin coater with closed-loop speed and acceleration control, built from catalogue parts for about ₹3,000.
Arduino · Embedded C · PID control · Gain scheduling

A hub motor, a controller and a panel on a bicycle — and two small ideas about when the motor should be allowed to help. Built at thirteen.