EEssential

Small computer modules like the Tinker Board now easily outperform old laptops while the cost ratio is 1:20. Why is that Tinker Board runs...

Continued from product failure . Power Adapter 5V 2.5A AC power adapter failed.  It was still able to provide about 0.5A, but large...

As I add to my old car more electronics, GPS, backup camera, dash cam, Bluetooth, etc, I figure all that can be handled by the Android auto ...

One of my cars has been used for very short trips lately.  The question is whether the car battery can maintain full charge.  The starter is...

Electronic components can fail in many ways. Here I try to document some failures that I've encountered. Resistors usually fail open...

Even some of light weight Linux distribution, such as Lubuntu is too much for old computers, which I think still have usable life left.   Re...

The Creative CT6840 webcam is about 20 years old.  Windows 10 does not recognize it; but Linux (4.4.0 x86_64 Ubuntu 16.04) does load the dri...