Reply To: My Adventures with the MPCNC

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#20208

Leo69
Participant

The Nubm44 diode is definitely more powerful but will have a larger spot size than the NICHIA ndb7875 with the same lens type. Should still be able to do decent engravings though.

I’d double check before using the D9 PWM directly. It’s modulated but it’s a 12 volt PWM SIGNAL and most drivers run off 5volt PWM. I took a quick look on opt laser site and found this….