Soldering for Electronics

Soldering Lesson Sheet in PDF format Soldering Lesson 2017-11-04 Safety: ☐ Don’t touch the hot end of the iron to your skin, or vice versa. ☐ Wear safety glasses. ☐ Use an exhaust fan so you don’t breathe the fumes. ☐ Use solder that does not contain lead metal, if it...

Rapid Climate Change: What can I do about it?

I thought about building carbon-capture machinery. I could do that. But then I thought about how that research is funded. The ONLY solution is to fill the Government with Scientists and Engineers, particularly women. Then we might be able to achieve significant carbon...

Intro to Neopixels

  simple_neopixels code simple_neopixels_strip_test code Buy neopixel strips here. Buy power supplies here. This is the 4 Ampere one we used in class. It can comfortably power as many as 67 neopixels. This is the adapter we used to connect the power supply....

Possible 7C temperature rise by 2100.

Atmosphere may be more sensitive to greenhouse gasses when it is warmer. Makes sense to me. Possible 7C temperature rise by 2100. Which would bring 20m or so sea level rise with it. If we don’t stop air-dumping carbon now. “In a paper in the journal...

Crash Course Arduino Inputs and Outputs

Crash Course Arduino Input Output Reading: Electricity First hour: Inputs Using a meter to read Voltage. One battery, two batteries, three batteries, in a pack. In most cases you want to connect the black lead to ground. Graphite variable resistor with alligator...

Crash Course Solidworks for Elephant Toys

Ultrabasics: Pin the Menubar: Upper left of the screen, Solidworks logo, hover on the black triangle to the right of the logo to expand the menu. On the right end of that menu bar, there is a grey pushpin. Click it to pin the Menubar open. Start a New Part: File,...