Saturday, April 9, 2016

Handheld CNC router repairs old CNC machine

I show how to use a handheld CNC router, the Shaper Origin, to make aluminum parts for my CNC mill.

http://www.shapertools.com


Sunday, March 13, 2016

Piezoelectric motor

Quick demonstration of a piezoelectric motor.
www.pcbmotor.com  (not sponsored or solicited --  just interesting tech)


https://www.patreon.com/AppliedScience


Sunday, February 21, 2016

Design and build a spin coater

I describe how I designed and built a spincoater, and how you can use a similar motor control system in your own projects.

Firmware with I2C and Arduino library
https://www.bluerobotics.com/forums/topic/blueesc-firmware-compatible-with-afro-slim-20a-esc/

Compile instructions
http://lunarflow.com/index.php?topic=7.0

Flash tool to download firmware (and other helpful features)
http://lazyzero.de/en/modellbau/kkmulticopterflashtool

Arduino code and assembly for motor ESC
https://drive.google.com/folderview?id=0B4YXWiqYWB99UFNheWt1Nk5pX1k&usp=sharing

https://en.wikipedia.org/wiki/Spin_coating

Sunday, November 29, 2015

How anti-theft tags work - magnetostriction

Anti-theft tags contain a tiny mechanical oscillator that is activated by a magnetic field.  The detectors at a shop's doorway can detect the oscillation magnetically. The tag can be activated and deactivated by magnetizing or demagnetizing it, respectively.

Support Applied Science: https://www.patreon.com/AppliedScience

Special thanks for your support:
Matthew Hill
Erik Saathoff
Max Loutzenheiser
(better credits titlescreen in the next video!)


Sources:

http://www.metglas.com/products/magnetic_materials/2826mb.asp

https://www.google.com/patents/WO1999013442A1?cl=en&dq=magnetostrictive+marker&hl=en&sa=X&ved=0ahUKEwjT8bCCtLLJAhVP9GMKHYThCY8Q6AEIMjAD

https://patents.google.com/patent/WO2008032274A2/en?q=magnetostrictive&q=amorphous&q=theft

https://www.google.com/patents/US4510489?dq=4,510,489&hl=en&sa=X&ved=0ahUKEwi0x_SosbLJAhVJyWMKHbl_AI4Q6AEIHDAA

https://www.google.com/patents/US4298862

https://en.wikipedia.org/wiki/Magnetostriction