ebay power supply

**Robin Hewitt** · 16-07-2009

Looks wonderful, but... :naughty:

All the cheapy stepper drive boxes clack out just passed 50 volts to protect themselves and you really don't want one axis to pause waiting for the volts to come down a tadge

**irving2008** · 16-07-2009

Originally Posted by Robin Hewitt

Looks wonderful, but... :naughty:

All the cheapy stepper drive boxes clack out just passed 50 volts to protect themselves and you really don't want one axis to pause waiting for the volts to come down a tadge

Which is why I am working to figure out the mod to control the volts down to 35 - 45 instead of 50 - 57. It may be as simple as changing the resistor controlling the current sink device in the feedback loop...