The importance of understanding and using wiring diagrams to troubleshoot refrigeration systems cannot be overemphasized. Most system problems can be divided into two broad categories: electrical or ...

BoingBoing Gadgets found this photo of the original original Ethernet cable at Xerox PARC, devised by Bob Metcalfe so he could rig up a local system for sharing things digitally. The diagram below ...

Our brains are wondrous, incredible machines. They're slower than the earliest personal computers in terms of raw processing power, yet capable of leaps of intuition and able to store a lifetime of ...

What is a crossover cable used for? The fastest way to connect PCs together, to a router or central switch, is through Ethernet cabling, a standard that’s been in networking installation for years.

There’s a few open source options out there for creating electrical schematics. KiCad and Fritzing are two that will take you from schematic capture to PCB layout. However, there’s been limited ...