Designing Wireless Gas Detection and Monitoring Systems
Prof Dr Dogan Ibrahim of the Near East University in Cyprus describes the basic principles of gas sensors and shows how a wireless gas sensor system can be designed
Gas detector systems...
Mobile Charger with a 9V Battery
We face a lot of problems everyday to charge our mobile phone batteries. Here is a simple and effective way to charge your mobile phone batteries with a 9v Battery. You...
Magnet Operated Toggle Switch
When the author decided to develop a magnet operated toggle switch, what he had had in mind was an ‘unorthodox’ design that was as simple and sensitive as possible. Admit it,...
Multifunction Rechargeable Clock
Building clocks are one of the interesting and easiest projects that can be seen among hobbyists and makers. Presented here is a multifunction rechargeable clock unit that not only functions as...
Elevated level Parallelism using Network on Chips in VLSI
Very-large-scale integration (VLSI) is the technology of creating an integrated circuit (IC) by blending billions of transistors on a chip. VLSI began in the 1970s when complex semiconductor and communication technologies...
IoT Power Tracker for Your Home
The power tracker is an IOT based device that helps us to keep track of our power consumption. It also alerts us when we are exceeding the power usage limit. With...
LM1875 Based Simple Amplifier
LM1875 is a low cost and very popular and useful integrated circuit (IC). It is designed to be stable with gain higher than ten. Its main application is stand alone audio...
Make Your Own Smart Card
In this project, we would be designing a Smart Card using Radio-frequency identification (RFID) tags. This smart card records previous journeys of the users and stations names. This project is based...
Identifying Bone Cancer Using Markov Random Field Segmentation
Medical Image Segmentation
Medical Image Segmentation is the process of automatic or semi-automatic detection of boundaries within a 2D or 3D image. A major difficulty of medical image segmentation is the high...
Transistorized Microphone Preamplifier With Band Pass Filter
Introduction
The signal from most of the microphones should be amplified before to be send to the interconnection cables.
In order to reduce the noise of the amplifier the bandwidth of the signals...