Speed Controller for Small Cooling Fans - Give a try

Small cooling fans are used in some equipment for cooling semiconductor devices. The circuit given here is of a simple automatic speed controller for a 12V, 0.6W (or 1.2W) cooling fan that increases the fan’s speed when temperature rises, and vice versa.

Should We Root Your Android Device?

There are many settings that can be tweaked in an Android device; however, these tweaks are restricted to what the manufacturer permits.

Facts that you don't know about Technology

                     

                   DO YOU KNOW?

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Looking for a Free Backup Solution? Try Areca

Let’s take a look at Areca Backup, which is simple, easy to use, versatile, and makes interacting with your backups easy.

Recover Deleted Files in Linux

Have you accidentally deleted an important file because you have the habit of usingShift+Del instead of only Del? Well, don’t panic. I had this very problem some time ago, and found some utilities that helped me recover the so-called “permanently deleted” files; so thought of sharing this useful discovery.

Linux on The POWER

I guess that almost all desktop systems in the office or home are derived from one prototype, the IBM PC (personal computer), which was built around the concept of an open architecture that IBM introduced 30 years ago.

How to create a Printed circuit board

You did some computer aided simulations and the circuit is working great. Only one thing left! You need to create a printed circuit board for the circuit so you can see it in action!