luala Battery technologies that could power the future. NEW GENERATION LITHIUM-ION WHAT IS IT? In lithium-ion (Li-ion) batteries, energy storage and release is provided by the movement of lithium ions from the positive to the negative electrode back and forth via the electrolyte. In this technology, the positive electrode acts as the initial lithium source and … Read more
Rooting Rooting is the process of allowing users of the Android mobile operating system to attain privileged control (known as root access) over various Android subsystems. As Android is based on a modified version of the Linux kernel, rooting an Android device gives similar access to administrative (superuser) permissions as on Linux or any … Read more
Power inverter oscillator. What is an oscillator used for?Oscillators convert direct current (DC) from a power supply to an alternating current (AC) signal. They are widely used in many electronic devices ranging from simplest clock generators to digital instruments (like calculators) and complex computers and peripherals What is Oscillator and its types?An oscillator is a … Read more
Calculating MOSFET Rating Calculating MOSFET for an inverter is actually quite simple. One has to take into account the fact that MOSFETs are nothing but electronic switches, and must be rated just like we rate our mechanical switches. Meaning the MOSFET’s voltage and current ratings must be adequately selected so that even at the maximum … Read more
Stereo plus bridge drive Description The STA540 is a 4-channel, class-AB audio amplifier designed for high quality sound applications. The amplifiers have single-ended outputs with integrated short-circuit protection, thermal protection and diagnostic functions. The best audio performance is obtained with the configuration where each speaker has its own DC blocking capacitor Suggested applications: 2x 9 … Read more
LOCATING THE FAULT STAGE FROM FAULT SYMPTOMS Defects can occur in the receiver due to failure of some components such as an IC, transistor, resistance, condenser or picture tube etc due to loose or broken wires, loose or dry joints or some defect in PCB. The main job in troubleshooting is to locate the faulty … Read more
Why is Android based on Linux? Android isn’t based on Linux. It’s based on DangerOS, which was a custom Java virtual machine living above a custom Danger written RTOS. When the Android founders left Danger to form Android they took the idea with them but they recognized that using an open source kernel was better … Read more
How to Start a Business with a Small Capital Many people have been desperate to start a business but think of how to start because their capital is so small. Don’t be afraid; having little or no capital at all is not your ultimate goal. Don’t cry over what you don’t have; make the most … Read more
What Is Parse Error? The Parse Error is an error message you may receive on your Android phone when an application fails to install. This error message is not a complex message and it can be caused by many reasons This error always follows a message: There was a problem parsing the package. When you … Read more
Problem Statement The nation faces a constant problem to supply power to rural areas due to inaccessibility of rural areas. It is extremely costly to provide electricity to rural areas through conventional means. Currently, in rural areas, most of the schools, health centers, administration posts, small commercial centers and other communities use solar power or … Read more