Authorities have confiscated 9kg of narcotics valued at more than BD140,000 in a major crackdown, leading to the arrest of several individuals of various nationalities in connection with separate drug ...

In this short tutorial, we will show you how you can build yourself a transistor-driven color-changing RGB LED lights. The building process is simple and requires only a few transistors, capacitors ...

† Department of Chemistry, National University of Singapore, 3 Science Drive 2, 117543 Singapore ‡ Graduate School for Integrative Sciences and Engineering, National University of Singapore, Centre ...

With this project, I like to build a small class D amplifier based on a 555 timer IC. I also like to use only “common” components, so this project has great educational value and is easy to build.My ...

The solar panels are operating at optimal parameters when they are at the perfect right angle to the sun. Unfortunately this is accomplished only if solar panels are rotated by the sun. This is the ...

Here is a 2W Class-AB audio power amplifier which provides low harmonic distortion (≈ 1.5%) and wide frequency response. It is also capable of driving an 8Ω loudspeaker with an output power of 5W but ...