Brendan RobertThis part will detail controlling the 12vdc power source to the heating element. I don't expect it to be all that complicated (relays are cheap and easy but a mosfet might be a better idea if I want to rapidly control voltage, e.g. PWM). This part is TBD.
Part 5: Pull the switch!
A project log for Thermostat for 3D Printer extruder head
Rather than spend coin to replace my CNC's TinyG board, I decided to use stuff I had lying around to control the extruder temperature
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