More ideas from Nurbs
5A Power Supply 1.2V - 25V Adjustable

The world of technology, electronics, electronic circuit and audio amplifier and electronic circuit design and services are many other free

DIY Battery Lasts Forever - Homesteading - The Homestead Survival .Com

Learn how to make a diy battery lasts forever. Called a magnesium or Baghdad battery they are made with a magnesium rod and either a copper coil or a coppe

Low cost reliable & powerfull laser engraver

I've seen many Laser Engraver models on Instructables.

3D-Printed Servo Motor Robot MOMONGA II #3dprintingprojects

3D-Printed Servo Motor Robot MOMONGA II #3dprintingprojects

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Milling Speed and Feed Calculator

Our free speed and feed calculator can be used to determine the spindle speed (RPM) and feed rate (IPM) for the specified cutting conditions, as well as the cut time for a given cut length.