The Solar Revolution is here whether we like it or not. I came to this realization last year when it became apparent how many solar companies were going out of their way to annoy me by calling night and day.
Build an easily portable and cost-effective two-channel oscilloscope that hooks up to a PC.
This device is actually a universal on-off machine that can be used remotely and also be controlled via a smartphone.
The Design Cycle
by Fred Eady
Getting Graphic(s) with the A40 Mesh Networking Alarm Controller Project
If you can generate a standard 24-bit BMP image using a graphics editor program, you can integrate that image into a professional touch screen application.
Practical 3D Printing
by Chuck Hellebuyck
Soldering Wires with a 3D Print
Design a versatile “third hand” with your 3D printer to hold various sizes of wires. A little bending and the ends of the wires are touching, ready for solder.