A Solar Energy Story — Design, Installation, and Performance by Jack Olivieri 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.
Low Cost PC Two-Channel Oscilloscope by Ron Hoffman Build an easily portable and cost-effective two-channel oscilloscope that hooks up to a PC.
A Router Restarter by Theron Wierenga This device is actually a universal on-off machine that can be used remotely and also be controlled via a smartphone.
Tech Forum Questions Check out the Questions for this issue.
Q&A by Tim Brown Reader Questions Answered Here Discussion on solar heating system controls and inertial navigation system basics.
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.
Open Communication by Louis E. Frenzel Virtual Instruments Improve Electronic Experimentation Virtual Instruments: How to get a bench full of test equipment for only a few hundred dollars.
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.
Near Space by L. Paul Verhage Quadcopters to the (Near Space) Rescue Quadcopters can help make a huge difference in the time required to recover near spacecraft after landing.
Make History: Keep a Logbook by Bryan Bergeron Notes, sketches, and snapping photos of your circuits/projects can be a time-saving reference, as well as historical documentation for yourself and others.