Randy Savell's 6040 Buildbotics CNC with Huanyang VFD Spindle Deep dive: Hacking the 8-bit AVR Cutting on a Rotary Axis First Impressions of Oxlasers 3.5 watt 450nm diode laser Connecting a PWM Spindle Connecting a Huanyang VFD How to use a VFD spindle driver Rock-solid, Open-Source CNC Controller Retrofitting the Dyna Myte 2400 with a Buildbotics CNC Controller Buildbotics I/O Breakout Rocky Evans' Buildbotics Dyna Myte 2400 Retrofit Using an SN04-N Proximity Sensor as a Limit-Switch The OX CNC Router Powered by the Buildbotics Controller Mike Rabin's Buildbotics Powered CNC Router Antones Brabants' Custom Buildbotics CNC Router K40 LASER Cutter Dyna Myte 2400 CNC Mill Buildbotics Retrofit