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I am measuring 21.3 mA.
I have the power supply set to 110V. ...

I saw this. $312 seems expensive for what I'm trying to do. I don't need to know +- 0.1 W. I just want to know if this thing is producing like half of the 60W it is supposed to. I'm wondering if...

I bought a 60W laser tube for a DIY laser that I built, but I'm not convinced that it is getting anywhere close to 60W.What is the best / cheapest way to check the power output of the laser?

I cut some fabric using my Epilog laser, which has an RF excited 60 Watt laser, but is only 18 x 24 inches, which isn't big enough for a project I'm working on. So I built a laser with a 4 foot by 6...

Thanks James. Once I powered up the computer and opened my LinuxCNC configuration most of the noises stopped and the steppers worked in manual mode. I was just worried that I was going to fry the...

I'm fairly confident that I have the motors wired wrong. It doesn't make sense to me that there should be any current to them when the computer isn't even on, but that may just be the cheap board.
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I'm working on my first DIY CNC project. I decided to try out the TB6560 controller with Nema 23 motors that I got off ebay. I grabbed an old dell computer and loaded a Debian LinuxCNC distribution...